SCIENCE FORM 3 MODULE 3 EXCRETION

Size: px
Start display at page:

Download "SCIENCE FORM 3 MODULE 3 EXCRETION"

Transcription

1 PPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMI SIENE FORM 3 MOULE 3 PPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMI EXRETION MINISTRY OF EUTION 1 MLYSI

2 MOULE 3: EXRETION rahan: 1. Modul ini mengandungi tiga puluh lima soalan. Semua soalan adalah dalam bahasa Inggeris. 2. Modul merangkumi enam konstruk yang diuji K1-Memahami soalan dalam ahasa Inggeris K3-Memahami istilah sains dalam ahasa Inggeris K5-Menguasai konstruk pengetahuan K6-Menguasai konstruk kefahaman K7-Menguasai konstruk kemahiran K10-Memahami pengajaran dan pembelajaran dalam ahasa Inggeris 3. Murid hendaklah menulis maklumat diri dalam kertas jawapan objektif disediakan. Murid juga perlu memastikan maklumat konstruk, nombor soalan dan jumlah soalan seperti yang dibaca oleh guru di dalam ruangan disediakan dalam kertas jawapan objektif sebelum ujian. 4. agi soalan objektif, anda perlu menandakan jawapan dengan menghitamkan pilihan jawapan pada pilihan jawapan,, atau pada kertas jawapan objektif. ontoh: ntara berikut, yang manakah haiwan?. Pokok. Kambing. Kereta. Pen E 5. Jawab semua soalan. Modul ini mengandungi 18 halaman bercetak 2

3 1. The skin excretes water, mineral salts and urea through sweating. Which of the following is not released by the skin? Urea Water Mineral salts arbon dioxide 2. The figure shows excretory organs in human skin lungs kidney How many types of excretory organs are there in the figure? One Two Three

4 3. The table shows excretory organ and their excretory products Excretory organ Kidney Skin Lungs Excretory products Water, mineral salts, urea Water, mineral salts, urea Water and carbon dioxide Name one common excretory product excreted by every organ Urea Water Mineral salts arbon dioxide 4. kidney is bean-shaped. Which of the following represents the shape of the kidney? 4

5 5. kidney consists of an outer part known as cortex and inner part called medulla. How many parts are there in the kidney? One Two Three Four 6 The medical condition where kidneys cannot carry out their normal functions. Waste products will accumulate and poison the body. The above statements best describe kidney failure kidney dialysis kidney transplant 7. The process by which plant loses water through the stomata is called excretion transpiration exhalation translocation 8. Name the methods of excreting waste products from the body. I II III Exhaling Urinating Sweating I and II II and III I,II and III 5

6 9. The body system that removes waste products from our body in the form of urine is called reproductive system urinary system digestion system respiratory system 10. What is excretion? The process of digesting food The process of taking in air into the lungs The process of removing waste products from the body 11. What is the treatment for kidney failure? ialysis Hydrolysis Photosynthesis 6

7 12. The figure shows a system in the human body rtery Vein Kidney Ureter Urinary bladder Urethra Name the system. Reproductive system Respiratory system Urinary system igestive system 13. Which excretory product is wrongly matched with its source? Excretory product Source affeine eans of coffee plants Quinine ark of cinchona trees Resin Stem of pine trees ocaine Pods of coca plants 14. Which of the plant excretory products is wrongly matched with its way of elimination? Plant excretory product Ways of elimination Nitrogenous waste product Plants shed their leaves Mineral salt In the form of crystals Waste product iffusion through xylem 7

8 15. Why must urea be excreted from our body? It will become toxic substance in the body It will increase the acidity of the blood It will decrease the sugar level in the blood 16. Water and carbon dioxide are excretory products of skin lung kidney 17. The table shows the excretory organs and the excretory products in human Organ Waste products I Skin Water, mineral salts, urea II Lung Water, carbon dioxide, urea III Kidney Water, mineral salts, urea Which of the following pairs are correct? I and II I and III II and III I, II and III 8

9 18. The figure shows part of the human body I. Kidney II. Skin III. igestive system IV. Respiratory system Which parts are involved in removing waste products from the body? I, II and III I, II and IV I, III and IV II, III and IV 9

10 19. The figure shows the human urinary system. K L M N Which parts are labelled correctly? K L M N Urinary bladder Kidney Urethra Ureter Urinary bladder Ureter Kidney Urethra Ureter Urinary bladder Urethra Kidney Kidney Ureter Urinary bladder Urethra 10

11 20. The figure shows the structure of human kidney. P Q R Which parts are labeled correctly? P Q R Medulla Pelvis ortex Medulla ortex Pelvis Pelvis Medulla ortex ortex Pelvis Medulla 21. Which of the following is not an excretory organ? Liver Lungs Kidney 22. hoose the correct structure and its function Organ Function Kidney Removes waste products from the blood into the urine Ureter arries urine from the bladder into the kidney ladder Stores water temporarily Urethra arries urine from the kidney into the bladder 11

12 23. Resin Quinine Excretory substances of plants Tannin Nicotine ased on the above information, which of the excretory substances can be used to make medicine? Resin Quinine Tannin Nicotine 24. Healthy kidneys can be maintained by taking a lot of salt taking food and medicine drinking plenty of water 25. The functions of a kidney include I II III IV filtering the blood maintaining the ph of the blood excreting excess water and mineral salts maintaining the blood pressure of the body I, II, III I, II, IV I, III, IV II, III, IV 12

13 26. The figure shows the structure of a stoma of a plant. X Which of the following waste products are excreted through X? I urea II water III oxygen IV carbon dioxide I, II and III I, II and IV I, III and IV II, III and IV 13

14 27. P, Q, R and S represent structures of the human urinary system P- kidney R- bladder Q- urethra S- ureter rrange the structures to show the flow of urea from the kidney. P Q R S P R S Q P S R Q 28. W, X, Y and Z are steps of urine formation. W X Y Z filtering the blood by the kidneys transport of urine from the kidneys transport of blood to the kidneys by the venal arteries formation of urine in the kidneys rrange the above process in the correct sequence Y Z W X W Y X Z Y W Z X X Z W Y 14

15 29. Three workers Raju, hmad and Lee drink 300 ml of mineral water each. They work in different rooms at different temperatures. Raju works in a room at 30 0, hmad works in a room at 24 0 and Lee works in a room at fter a day, the urine of each of them is collected and measured. Table shows the results of the experiment. Worker Raju hmad Lee Volume of water consumed Volume of urine collected 300 ml 300 ml 300 ml 30 ml 50 ml 80 ml What conclusion can be made from the experiment? lower temperature of the surrounding causes the volume of urine produced to be less higher temperature of the surrounding causes the volume of urine produced to be more lower temperature of the surrounding causes the volume of urine produced to be unchanged higher temperature of the surrounding causes the volume of urine produced to be less 15

16 30. The table shows the substances present in the blood entering the kidney, kidney and urine. Substances Mineral salts lood entering kidney(µg) 10.0 (and water) Kidney(µg) 10.0 (and water) Urine(µg) 17.0 (and water) Glucose mino acids Protein Urea From the data in the table, choose the correct statement. mino acids are filtered into the urine The urine contains urea, mineral salts, water and protein Glucose are found in the urine and not needed by the body Protein cannot pass from the blood into the kidney because they are too large 31. The function of human kidney includes: I II III filtration reabsorption of water regulation of the chemical composition of body fluids I and II I and III II and Ill I, II and III 16

17 32. ody temperature can be reduced by respiring sweating inhaling exhaling 33. Name two waste products that are poisonous from plants. I II III IV opium urea cocaine mercury I and II I and III II and III III and IV 34. Why is excretion important? I II III IV ontrols our body temperature Helps to maintain our body glucose content. ontrols the ph of our blood. ontrols the concentration of our blood. I and II I and III II and III III and IV 17

18 35 What are the excretory products of plants that are eliminated through stomata of the leaves? I II III IV Water Oxygen. arbon dioxide Nitrogenous waste I and II II and III I,II and III I,II, III and IV 18

19 KEMENTERIN PELJRN MLYSI KERTS JWPN OJEKTIF Ujian iagnostik Nama Pelajar: Tahun/ Tingkatan : 3 Mata Pelajaran: SINS Nama Sekolah: Modul: 3 GUNKN PENSIL 2 TU SHJ. TENTUKN TIP-TIP TN ITU HITM N MEMENUHI KESELURUHN RUNG. PMKN HINGG HIS MN-MN TN YNG N UH SIL HITMKN JWPN I WH MENGIKUT HURUF JWPN YNG N PILIH Konstruk No. Soalan Jumlah Soalan ilangan Soalan Gagal ijawab Kegunaan Guru K1 K K5 K K K

Chapter 1 : Respiration C D

Chapter 1 : Respiration C D Name :. hapter 1 : Respiration Form :. ate :. 1. group of students built a model of the human respiratory system to investigate the mechanism of breathing in and breathing out. (2004) Which of the following

More information

CHAPTER 3: EXCRETION

CHAPTER 3: EXCRETION CHAPTER 3: EXCRETION Excretion Human excretion Urinary system Excretion in plants Excretory organs Excretion Kidney and other parts of urinary system Shape of kidney Ways of excretion Excretory products

More information

Biology Slide 1 of 36

Biology Slide 1 of 36 Biology 1 of 36 38 3 The Excretory System 2 of 36 Functions of the Excretory System 1.Function: process which eliminates metabolic wastes 3 of 36 Functions of the Excretory System (The skin excretes excess

More information

Structures of the Excretory System include: ü Skin ü Lung ü Liver ü Kidneys ü Ureter ü Urinary Bladder ü Urethra

Structures of the Excretory System include: ü Skin ü Lung ü Liver ü Kidneys ü Ureter ü Urinary Bladder ü Urethra Excretory System Structures of the Excretory System include: ü Skin ü Lung ü Liver ü Kidneys ü Ureter ü Urinary Bladder ü Urethra Function of the Excretory System The function of the excretory system is

More information

Lesson Overview. The Excretory System. Lesson Overview The Excretory System

Lesson Overview. The Excretory System. Lesson Overview The Excretory System Lesson Overview 30.4 THINK ABOUT IT It s a hot day and you gulp down water. As you drink, you begin to wonder. Where s all that water going? Will it just dilute your blood, or is something in your body

More information

Fifth Year Biology. Excretion. Miss Rochford

Fifth Year Biology. Excretion. Miss Rochford Fifth Year Biology Excretion Miss Rochford In this Topic Excretion in plants Excretion and homeostasis Skin Organs of excretion Urinary system Kidneys Nephron Control of urine volume Characteristics of

More information

The Excretory System

The Excretory System The Excretory System The excretory system The excretory system includes the skin, lungs and kidneys which all release metabolic wastes from the body. The kidneys, skin and the lungs are the principle organs

More information

3.4.6 The Excretory System in the Human

3.4.6 The Excretory System in the Human 3.4.6 The Excretory System in the Human Objectives What you will need to know from this section Explain the role of the excretory system in homeostasis -- the ability and necessity to maintain constancy

More information

The Excretory System. Biology 20

The Excretory System. Biology 20 The Excretory System Biology 20 Introduction Follow along on page 376 What dangers exist if your body is unable to regulate the fluid balance of your tissues? What challenged would the body have to respond

More information

UNIT 3 Conditions supporting life

UNIT 3 Conditions supporting life Biology Form 4 Page 32 Ms. R. Buttigieg UNIT 3 Conditions supporting life In this unit we shall be seeing how an important condition that supports life is the ability of the organism to maintain a constant

More information

PARTS OF THE URINARY SYSTEM

PARTS OF THE URINARY SYSTEM EXCRETORY SYSTEM Excretory System How does the excretory system maintain homeostasis? It regulates heat, water, salt, acid-base concentrations and metabolite concentrations 1 ORGANS OF EXCRETION Skin and

More information

Post- Assessment. Prompt. Advance. 1. Duplicate prompt for each student

Post- Assessment. Prompt. Advance. 1. Duplicate prompt for each student Post- Assessment Concepts Assessed Time Living things are organized structurally from microscopic cells to tissues, organs, and organ systems; within each of these levels, living things demonstrate a structure

More information

SULIT 6355/1 6355/1 NO KAD PENGENALAN English for Science and LOGO DAN NAMA SEKOLAH ENGLISH FOR SCIENCE AND TECHNOLOGY (EST) KERTAS 1.

SULIT 6355/1 6355/1 NO KAD PENGENALAN English for Science and LOGO DAN NAMA SEKOLAH ENGLISH FOR SCIENCE AND TECHNOLOGY (EST) KERTAS 1. SULIT 6355/1 6355/1 NO KAD PENGENALAN English for Science and Technology Kertas 1 SEPTEMBER 2007 1¼ jam LOGO DAN NAMA SEKOLAH ANGKA GILIRAN ENGLISH FOR SCIENCE AND TECHNOLOGY (EST) KERTAS 1 1 jam 15 minit

More information

UNIVERSITI SAINS MALAYSIA

UNIVERSITI SAINS MALAYSIA UNIVERSITI SAINS MALAYSIA Second Semester Examination Academic Session 2010/2011 April/May 2011 EBS 328/3 - Prospecting Geochemistry [Geokimia Carigali] Duration : 3 hours [Masa : 3 jam] Please ensure

More information

Chapter 12. Excretion and the Interaction of Systems

Chapter 12. Excretion and the Interaction of Systems Chapter 12 Excretion and the Interaction of Systems 1 2 Goals for This Chapter 1. Identify the main structures and functions of the human excretory system 2. Explain the function of the nephron 3. Describe

More information

WHY DO WE NEED AN EXCRETORY SYSTEM? Function: To eliminate waste To maintain water and salt balance To maintain blood pressure

WHY DO WE NEED AN EXCRETORY SYSTEM? Function: To eliminate waste To maintain water and salt balance To maintain blood pressure EXCRETORY SYSTEM WHY DO WE NEED AN EXCRETORY SYSTEM? Function: To eliminate waste To maintain water and salt balance To maintain blood pressure These wastes include: Carbon dioxide Mostly through breathing

More information

Exceretion. February 24th 2014 Mr. Rafferty Biology

Exceretion. February 24th 2014 Mr. Rafferty Biology Exceretion February 24th 2014 Mr. Rafferty Biology ACTIVATOR? AS WE CARRY OUT OUR LIFE PROCESS, WE CONSTANTLY CREATE WASTE PRODUCTS. IF THESE METABOLIC WASTES ARE NOT REMOVED FROM OUR BODIES, WE WILL DIE!

More information

April 08, biology 2201 ch 11.3 excretion.notebook. Biology The Excretory System. Apr 13 9:14 PM EXCRETORY SYSTEM.

April 08, biology 2201 ch 11.3 excretion.notebook. Biology The Excretory System. Apr 13 9:14 PM EXCRETORY SYSTEM. Biology 2201 11.3 The Excretory System EXCRETORY SYSTEM 1 Excretory System How does the excretory system maintain homeostasis? It regulates heat, water, salt, acid base concentrations and metabolite concentrations

More information

Excretory System. Biology 2201

Excretory System. Biology 2201 Excretory System Biology 2201 Excretory System How does the excretory system maintain homeostasis? It regulates: Body heat Water-salt concentrations Acid-base concentrations Metabolite concentrations ORGANS

More information

Excretory System. Excretory System

Excretory System. Excretory System Excretory System Biology 2201 Excretory System How does the excretory system maintain homeostasis? It regulates: Body heat Water-salt concentrations Acid-base concentrations Metabolite concentrations 1

More information

Toxic Waste?! So now we ve eaten we have to get rid of the waste!

Toxic Waste?! So now we ve eaten we have to get rid of the waste! Toxic Waste?! So now we ve eaten we have to get rid of the waste! Excretory/Urinary System Notes Continuation of digestion food is transferred into nutrients and passes through the body as waste 7.7B transformation

More information

They need to transport all these to various parts of their body. Further, animal need to transport wastes to parts from where they can be removed.

They need to transport all these to various parts of their body. Further, animal need to transport wastes to parts from where they can be removed. They need to transport all these to various parts of their body. Further, animal need to transport wastes to parts from where they can be removed. PLASMA Carry various substances. Blood is a liquid, which

More information

TRANSPORTATION IN ANIMALS AND PLANTS

TRANSPORTATION IN ANIMALS AND PLANTS TRANSPORTATION IN ANIMALS AND PLANTS Circulatory system: organ system for the circulation of materials inside the body Materials transported in the body: Water, Oxygen, Carbon dioxide, Nutrients, Hormones

More information

The Excretory System. Functions of the Excretory System. The Urinary System. Figure 9 The excretory system includes other body systems.

The Excretory System. Functions of the Excretory System. The Urinary System. Figure 9 The excretory system includes other body systems. The Excretory System Functions of the Excretory System It s your turn to take out the trash. You carry the bag outside and put it in the trash can. The next day, you bring out another bag of trash, but

More information

The Excretory System. The Elimina3on of Waste

The Excretory System. The Elimina3on of Waste The Excretory System The Elimina3on of Waste What is Excre3on? During our everyday ac/vi/es we produce a lot of waste. This build up of waste is toxic in our bodies and must be eliminated somehow Excre3on

More information

Excretion and Water Balance

Excretion and Water Balance Excretion and Water Balance In the body, water is found in three areas, or compartments: Plasma, the liquid portion of the blood without the blood cells, makes up about 7 percent of body fluid. The intercellular

More information

Question 1: Solution 1: Question 2: Question 3: Question 4: Class X The Excretory System Biology

Question 1: Solution 1: Question 2: Question 3: Question 4: Class X The Excretory System Biology A. MULTIPLE CHOICE TYPE: (select the most appropriate option in each case) Book Name: Selina Concise Question 1: Excretion primarily involves (a) removal of all byproducts during catabolism (b) removal

More information

Excretion: is the removal of waste products formed by metabolism, out of the body

Excretion: is the removal of waste products formed by metabolism, out of the body Excretion in Humans Excretion: is the removal of waste products formed by metabolism, out of the body Accumulation of wastes in the cells would affect the normal functioning of the cells By getting rid

More information

EXCRETION IN HUMANS 31 JULY 2013

EXCRETION IN HUMANS 31 JULY 2013 EXCRETION IN HUMANS 31 JULY 2013 Lesson Description In this lesson we: Discuss organs of excretion Look at the structure of the urinary system Look at the structure and functioning of the kidney Discuss

More information

UNIVERSITI SAINS MALAYSIA. First Semester Examination Academic Session 2009/2010. November BMT 217/3 Virology [Virologi]

UNIVERSITI SAINS MALAYSIA. First Semester Examination Academic Session 2009/2010. November BMT 217/3 Virology [Virologi] UNIVERSITI SAINS MALAYSIA First Semester Examination Academic Session 2009/2010 November 2009 BMT 217/3 Virology [Virologi] Duration: 3 hours [Masa: 3 jam] Please ensure that this examination paper contains

More information

Why is diffusion insufficient to meet the oxygen requirements of multi-cellular organisms like

Why is diffusion insufficient to meet the oxygen requirements of multi-cellular organisms like Page 95»Question» Question 1: Why is diffusion insufficient to meet the oxygen requirements of multi-cellular organisms like humans? Multicellular organisms such as humans possess complex body designs.

More information

- process by which waste products are eliminated from an organism. 1. The maintenance of internal temperature within narrow limits is called

- process by which waste products are eliminated from an organism. 1. The maintenance of internal temperature within narrow limits is called Ch. 10: Excretion 1. Excretion means the - disposal of nitrogen-containing wastes - process by which waste products are eliminated from an organism 1. The disposal of nitrogen-containing wastes is called

More information

BIO 2 GO! 3211b, 3212b Circulation and Excretion in Plants and Animals

BIO 2 GO! 3211b, 3212b Circulation and Excretion in Plants and Animals BIO 2 GO! 3211b, 3212b Circulation and Excretion in Plants and Animals The circulatory system, vascular system, and excretory system work together to feed and clean the body of multicellular organisms.

More information

AQA B3.1 Movement of molecules in and out of cells LEVEL 1 Q

AQA B3.1 Movement of molecules in and out of cells LEVEL 1 Q AQA B3.1 Movement of molecules in and out of cells LEVEL 1 Q 154 minutes 154 marks Page 1 of 44 Q1. The table shows the percentage of some gases in the air a boy breathed in and out. Gases Air breathed

More information

Homeostasis. Thermoregulation. Osmoregulation. Excretion. how organisms regulate their body temperature

Homeostasis. Thermoregulation. Osmoregulation. Excretion. how organisms regulate their body temperature Homeostasis the steady-state physiological condition of the body Ability to regulate the internal environment important for proper functioning of cells Thermoregulation Homeostasis how organisms regulate

More information

12/7/10. Excretory System. The basic function of the excretory system is to regulate the volume and composition of body fluids by:

12/7/10. Excretory System. The basic function of the excretory system is to regulate the volume and composition of body fluids by: Excretory System The basic function of the excretory system is to regulate the volume and composition of body fluids by: o o removing wastes returning needed substances to the body for reuse Body systems

More information

Use the following diagram to answer the next question. 1. In the diagram above, pressure filtration occurs in a. W b. X c. Y d. Z

Use the following diagram to answer the next question. 1. In the diagram above, pressure filtration occurs in a. W b. X c. Y d. Z Part A: Multiple Choice Questions Value: 32 Marks Suggested time: 40 minutes Instructions: For each question select the best answer and record your choice on the Scantron card provided. Using an HB pencil,

More information

Excretion and Waste Management. Biology 30S - Miss Paslawski

Excretion and Waste Management. Biology 30S - Miss Paslawski Excretion and Waste Management Biology 30S - Miss Paslawski Lesson 1 Waste Products and Organs 2 3 Excretion Excretion: Process by which dissolved metabolic wastes are separated from body fluids and removed

More information

Life Processes. dronstudy.com

Life Processes. dronstudy.com Human Circulatory System Life Processes Circulatory system is responsible for transportation of various substances in human beings. It is composed of heart, arteries, veins and blood capillaries. Blood

More information

Chapter 10 EXCRETION

Chapter 10 EXCRETION Chapter 10 EXCRETION Control of Body Temperature and Water Balance Control of Body Temperature and Water Balance as a part of homeostasis Homeostasis means Maintenance of steady internal conditions despite

More information

EXCRETORY SYSTEM E. F. G. H.

EXCRETORY SYSTEM E. F. G. H. XRTORY SYSTM 1. Label the following parts of the nephron in the diagram below:..... F. G. H. I. J. K. L. 2. Identify the following as either True or False: There is a greater osmotic concentration in the

More information

IMK NUTRITION [PEMAKANAN]

IMK NUTRITION [PEMAKANAN] UNIVERSITI SAINS MALAYSIA Second Semester Examination 2010/2011 Academic Session April/May 2011 IMK 104 - NUTRITION [PEMAKANAN] Duration: 3 hours [Masa: 3 jam] Please check that this examination paper

More information

November 30, 2016 & URINE FORMATION

November 30, 2016 & URINE FORMATION & URINE FORMATION REVIEW! Urinary/Renal System 200 litres of blood are filtered daily by the kidneys Usable material: reabsorbed back into blood Waste: drained into the bladder away from the heart to the

More information

Excretion and Water Balance

Excretion and Water Balance Excretion and Water Balance 1. Osmoregulation (water balance) a. Most marine invertebrates are osmoconformers in which the concentration of solutes in their body fluid is equal to that of their environment.

More information

The Circulatory System. Lesson 4. Quick Check. Trace the path of blood after it is pumped from the heart. 22. First

The Circulatory System. Lesson 4. Quick Check. Trace the path of blood after it is pumped from the heart. 22. First Lesson 4 The Circulatory System How does blood transport materials? Your circulatory system is a delivery system. Red blood cells travel in the blood, bringing things to and from your body cells. The main

More information

Science 8 Chapter 12 Section 1

Science 8 Chapter 12 Section 1 Science 8 Chapter 12 Section 1 How Body Systems are Connected (pp. 436-445) System Coordination Cellular Respiration There are 4 different body systems that all play a part in the process of cellular respiration:

More information

Transportation and Excretion 7 th Biology

Transportation and Excretion 7 th Biology Page1 Transportation and Excretion 7 th Biology William Harvey was an English physician was the first to give the details of blood circulation, the properties of blood and the pumping of blood by the heart.

More information

NCERT SOLUTIONS OF Life Processes

NCERT SOLUTIONS OF Life Processes 1 NCERT SOLUTIONS OF Life Processes Question 1: Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like humans? Answer: The body structure of multicellular organism

More information

What is excretion? Excretion is the removal of metabolic waste from the body.

What is excretion? Excretion is the removal of metabolic waste from the body. Excretion What is excretion? Excretion is the removal of metabolic waste from the body. Excretion in Plants Plants produce very little waste products. Plants lose oxygen and water vapour through the stomata.

More information

Excretion (IGCSE Biology Syllabus )

Excretion (IGCSE Biology Syllabus ) Excretion (IGCSE Biology Syllabus 2016-2018) Structure of the Kidney Excretion is the removal from organisms of toxic materials, the waste products of metabolism and substances in excess of requirements

More information

The Digestive System and Excretory System

The Digestive System and Excretory System The Digestive System and Excretory System By: Kay Foos, Amanda Smith, Joanna Dare, Lilli Blumkin Kay Digestive System The function of this system is to break down the food particles into materials the

More information

CHAPTER 6 LIFE PROCESSES All living things perform certain life processes like growth, excretion, respiration, circulation etc. All the processes like respiration, digestion, which together keep the living

More information

Urinary system. Lab-7

Urinary system. Lab-7 Urinary system Lab-7 Excretion: processes that remove wastes and excess materials from the body Urinary system (kidneys): excretes nitrogenous wastes, excess solutes, and water The Kidneys Regulate Water

More information

What is the function of the urinary system? How do the kidneys filter the blood? What are common problems with the urinary system?

What is the function of the urinary system? How do the kidneys filter the blood? What are common problems with the urinary system? CHAPTER 24 2 The Urinary System SECTION The Digestive and Urinary Systems BEFORE YOU READ After you read this section, you should be able to answer these questions: What is the function of the urinary

More information

Page 2. Q1.Substances can move into and out of cells. (a) (i) How does oxygen move into and out of cells? Draw a ring around one answer.

Page 2. Q1.Substances can move into and out of cells. (a) (i) How does oxygen move into and out of cells? Draw a ring around one answer. Q1.Substances can move into and out of cells. (a) (i) How does oxygen move into and out of cells? Draw a ring around one answer. diffusion digestion photosynthesis (ii) Diagram 1 shows the percentage concentration

More information

Unit 2 7 th Science NCFE Review

Unit 2 7 th Science NCFE Review Unit 2 7 th Science NCFE Review. How are cells organized? Ø Complex living things are organized into 5 levels. Ø Cells carry on the processes that keep us alive. Examples: Red Blood Cells Muscle Cells

More information

Unit 3 Lesson 5 How Do Our Bodies Digest Food, Remove Wastes, and Send Messages? Copyright Houghton Mifflin Harcourt Publishing Company

Unit 3 Lesson 5 How Do Our Bodies Digest Food, Remove Wastes, and Send Messages? Copyright Houghton Mifflin Harcourt Publishing Company Unit 3 Lesson 5 How Do Our Bodies Digest Food, Remove Wastes, and Send Messages? How do our bodies digest food, remove wastes and send messages? Let s think together? Why do we need food? How could food

More information

HOMEOSTASIS. Regulating the Body to Maintain Homeostasis

HOMEOSTASIS. Regulating the Body to Maintain Homeostasis HOMEOSTASIS Regulating the Body to Maintain Homeostasis As in all systems in nature, animal systems must maintain balance. We call this homeostasis. How do ecosystems maintain balance? In animal systems,

More information

The function of the kidney

The function of the kidney Homeostasis Carbon dioxide must be removed because when it dissolves it makes an acidic solution which can affect enzymes working Carbon dioxide is removed by diffusing into the blood stream and being

More information

Chapter 16. Urinary System and Thermoregulation THERMOREGULATION. Homeostasis

Chapter 16. Urinary System and Thermoregulation THERMOREGULATION. Homeostasis Homeostasis Chapter 16 Urinary System and Thermoregulation! Homeostasis Maintenance of steady internal conditions despite fluctuations in the external environment! Examples of homeostasis Thermoregulation

More information

GHS BIOLOGY P553/1 S 3 Time 2:30 Minutes August 2018 NAME : MARKING GUIDE CLASS/NO

GHS BIOLOGY P553/1 S 3 Time 2:30 Minutes August 2018 NAME : MARKING GUIDE CLASS/NO GHS BIOLOGY P553/1 S 3 Time 2:30 Minutes August 2018 NAME : MARKING GUIDE CLASS/NO INSTRUCTIONS Attempt all the questions in section a, b and ONE question in section c Answers to questions in section a

More information

BBT 301/3 - Plant Genetic [Genetik Tumbuhan]

BBT 301/3 - Plant Genetic [Genetik Tumbuhan] UNIVERSITI SAINS MALAYSIA First Semester Examination 2014/2015 Academic Session December 2014 / January 2015 BBT 301/3 - Plant Genetic [Genetik Tumbuhan] Duration : 3 hours [Masa : 3 jam] Please ensure

More information

5 th Primary. Science

5 th Primary. Science Final revision sheet A-Complete the following: 1. two lungs. 2. Kidney 3. Soil 4. friction. 5. cancelled 6. silt soil, clay soil,sand soil. 7. avoid mixing of the blood. 8. Silt - yellow. 9. Clay - sand.

More information

A&P 2 CANALE T H E U R I N A R Y S Y S T E M

A&P 2 CANALE T H E U R I N A R Y S Y S T E M A&P 2 CANALE T H E U R I N A R Y S Y S T E M URINARY SYSTEM CONTRIBUTION TO HOMEOSTASIS Regulates body water levels Excess water taken in is excreted Output varies from 2-1/2 liter/day to 1 liter/hour

More information

A. Correct! Flushing acids from the system will assist in re-establishing the acid-base equilibrium in the blood.

A. Correct! Flushing acids from the system will assist in re-establishing the acid-base equilibrium in the blood. OAT Biology - Problem Drill 16: The Urinary System Question No. 1 of 10 1. Which of the following would solve a drop in blood ph? Question #01 (A) Decreased retention of acids. (B) Increased excretion

More information

1. a)label the parts indicated above and give one function for structures Y and Z

1. a)label the parts indicated above and give one function for structures Y and Z Excretory System 1 1. Excretory System a)label the parts indicated above and give one function for structures Y and Z W- renal cortex - X- renal medulla Y- renal pelvis collecting center of urine and then

More information

ANSWERS AND MARK SCHEMES. (a) excretion; 1. kidneys; 2. (c) (i) respiration; 1. (ii) lungs; 1. (iii) kidney; 1. kidney; lungs; 2

ANSWERS AND MARK SCHEMES. (a) excretion; 1. kidneys; 2. (c) (i) respiration; 1. (ii) lungs; 1. (iii) kidney; 1. kidney; lungs; 2 QUESTIONSHEET 1 excretion; 1 skin; kidneys; 2 (i) respiration; 1 (ii) lungs; 1 (d) (iii) kidney; 1 2 of: skin; kidney; lungs; 2 QUESTIONSHEET 2 2500 cm 3 ; 1 1550 cm 3 ; 1 500 x 100; 1 2500 = 20%; 1 (d)

More information

EXCRETION QUESTIONS. Use the following information to answer the next two questions.

EXCRETION QUESTIONS. Use the following information to answer the next two questions. EXCRETION QUESTIONS Use the following information to answer the next two questions. 1. Filtration occurs at the area labeled A. V B. X C. Y D. Z 2. The antidiuretic hormone (vasopressin) acts on the area

More information

Pre- Assessment. Prompt. Advance. 1. Duplicate assessment for each student

Pre- Assessment. Prompt. Advance. 1. Duplicate assessment for each student Pre- Assessment Concepts Assessed Living things are organized structurally from microscopic cells to tissues, organs, and organ systems; within each of these levels, living things demonstrate a structure

More information

Answer all questions. Jawab semua soalan.

Answer all questions. Jawab semua soalan. Answer all questions. Jawab semua soalan. 1 Osmoregulation is the process of regulating water content and salt in the body. The water and salt content in the blood determines the osmotic pressure in the

More information

S.N.KANSAGRA SCHOOL BIOLOGY DEPARTMENT. 1. Fibrous connective tissue covering the kidneys.

S.N.KANSAGRA SCHOOL BIOLOGY DEPARTMENT. 1. Fibrous connective tissue covering the kidneys. Name Q1. Name the following: S.N.KANSAGRA SCHOOL Date 1. Fibrous connective tissue covering the kidneys. 2. The deep notch present on the inner surface of the kidney. 3. The peripheral dark reddish brown

More information

Excretory System 1. a)label the parts indicated above and give one function for structures Y and Z

Excretory System 1. a)label the parts indicated above and give one function for structures Y and Z Excretory System 1 1. Excretory System a)label the parts indicated above and give one function for structures Y and Z W- X- Y- Z- b) Which of the following is not a function of the organ shown? A. to produce

More information

SCES2260 : KAEDAH SPEKTROSKOPI DALAM KIMIA ORGANIK SPECTROSCOPIC METHODS IN ORGANIC CHEMISTRY

SCES2260 : KAEDAH SPEKTROSKOPI DALAM KIMIA ORGANIK SPECTROSCOPIC METHODS IN ORGANIC CHEMISTRY UNIVERSITI MALAYA UNIVERSITY OF MALAYA PEPERIKSAAN IJAZAH SARJANA MUDA SAINS EXAMINATION FOR THE DEGREE OF BACHELOR OF SCIENCE PEPERIKSAAN IJAZAH SARJANA MUDA SAINS DENGAN PENDIDIKAN EXAMINATION FOR THE

More information

NOTES: CH 44 Regulating the Internal Environment (Homeostasis & The Urinary System)

NOTES: CH 44 Regulating the Internal Environment (Homeostasis & The Urinary System) NOTES: CH 44 Regulating the Internal Environment (Homeostasis & The Urinary System) HOMEOSTASIS **Recall HOMEOSTASIS is the steady-state physiological condition of the body. It includes: 1) Thermoregulation:

More information

Kidneys and Homeostasis

Kidneys and Homeostasis 16 The Urinary System The Urinary System OUTLINE: Eliminating Waste Components of the Urinary System Kidneys and Homeostasis Urination Urinary Tract Infections Eliminating Waste Excretion Elimination of

More information

Bodies and Systems. What is your body made of?

Bodies and Systems. What is your body made of? What is your body made of? You might say that you are made of organs like skin and a heart. You might say that you are made of tissue, cells, or even atoms. All these answers are correct. Multicellular

More information

IWK 301 COATINGS PROCESS & EQUIPMENTS [PROSES & PERALATAN PENGLITUPAN]

IWK 301 COATINGS PROCESS & EQUIPMENTS [PROSES & PERALATAN PENGLITUPAN] UNIVERSITI SAINS MALAYSIA First Semester Examination 2010/2011 Academic Session November 2010 IWK 301 COATINGS PROCESS & EQUIPMENTS [PROSES & PERALATAN PENGLITUPAN] Duration: 3 hours Masa: [3 jam] Please

More information

Chapter 13 Respiration & Excretion

Chapter 13 Respiration & Excretion Chapter 13 Respiration & Excretion Breathing Did you know? Lungs are very spongy and elastic because of the millions of air sacs Lungs exchange about 10,000 L of air a day. Lungs would float like corks

More information

The excretory system

The excretory system Key Words The excretory system haemoglobin Convoluted tubule Loop of Henle nephron ureter/-s sweat glands Bowman s capsule Glomerulus cholesterol Bladder Excretion is the removal of the waste products

More information

Salt and Water Balance and Nitrogen Excretion

Salt and Water Balance and Nitrogen Excretion Announcements Exam is in class on WEDNESDAY. Bring a #2 pencil and your UFID. You must come to your registered class section (except those with DRC accommodations). Office hours Mon 1-3 pm. Teaching evals:

More information

Unit #4 Waste and Excretion. The Kidneys

Unit #4 Waste and Excretion. The Kidneys Unit #4 Waste and Excretion The Kidneys Renal Hilus (Hilus) the doorway of the kidney Ureter leaves this region blood and lymphatic vessels enter and exit here Renal Capsule (Capsule) smooth fibrous tissue

More information

Contact us:

Contact us: Class X Chapter 6 Life Processes Science Question 1: Why is diffusion insufficient to meet the oxygen requirements of multi-cellular organisms like humans? Multicellular organisms such as humans possess

More information

NOTES Inv. 2 Supporting Cells / / p.

NOTES Inv. 2 Supporting Cells / / p. NOTES Inv. 2 Supporting Cells / / p. Food (energy) Delivery System into our Bodies Excretory System digestive breaks down food into molecules that cells can use nutrient molecules pass into the bloodstream

More information

Section 38 1 Food and Nutrition (pages )

Section 38 1 Food and Nutrition (pages ) Chapter 38 Digestive and Excretory Systems Section 38 1 Food and Nutrition (pages 971 977) Key Concepts What are the nutrients your body needs? Why is water such an important nutrient? Food and Energy

More information

The human body is amazing! Like a machine, the human body is made of smaller parts that all work together. The human body is always working. Think about this: while you read this, your heart is pumping

More information

28/04/2013 LEARNING OUTCOME C13 URINARY SYSTEM STUDENT ACHIEVEMENT INDICATORS STUDENT ACHIEVEMENT INDICATORS URINARY SYSTEM & EXCRETION

28/04/2013 LEARNING OUTCOME C13 URINARY SYSTEM STUDENT ACHIEVEMENT INDICATORS STUDENT ACHIEVEMENT INDICATORS URINARY SYSTEM & EXCRETION LEARNING OUTCOME C13 Analyse the functional interrelationships of the structures of the urinary system Learning Outcome C13 URINARY SYSTEM STUDENT ACHIEVEMENT INDICATORS Students who have fully met this

More information

Nephron Function and Urine Formation. Ms. Kula December 1, 2014 Biology 30S

Nephron Function and Urine Formation. Ms. Kula December 1, 2014 Biology 30S Nephron Function and Urine Formation Ms. Kula December 1, 2014 Biology 30S The Role of the Nephron In order for the body to properly function and maintain homeostasis, the amount of dissolved substances

More information

THE EXCRETORY SYSTEM AND THE DIGESTIVE SYSTEM

THE EXCRETORY SYSTEM AND THE DIGESTIVE SYSTEM THE EXCRETORY SYSTEM AND THE DIGESTIVE SYSTEM Location: The location of the Excretory System Is the body. Major Function: Location: The Excretory System the toxic build up of wastes, such as ammonia or

More information

Osmoregulation and the Excretory System

Osmoregulation and the Excretory System Honors Biology Study Guide Chapter 25.4 25.10 Name Osmoregulation and the Excretory System FUNCTIONS OF THE EXCRETORY SYSTEM OSMOREGULATION Freshwater: Marine: Land Animals: Sources of Nitrogenous Wastes?

More information

Osmoregulation_and_Excretion_p2.notebook June 01, 2017

Osmoregulation_and_Excretion_p2.notebook June 01, 2017 What water balance problems face organisms? Animals balance water gain and loss in one of two ways: 1. Osmoconformers are isotonic to their surroundings so they do not lose or gain water they usually live

More information

IEK 314 Environmental Audit [Audit Persekitaran]

IEK 314 Environmental Audit [Audit Persekitaran] UNIVERSITI SAINS MALAYSIA First Semester Examination 2010/2011 Academic Session November 2010 IEK 314 Environmental Audit [Audit Persekitaran] Duration: 3 hours [Masa: 3 jam] Please check that this examination

More information

Nephron Structure inside Kidney:

Nephron Structure inside Kidney: In-Depth on Kidney Nephron Structure inside Kidney: - Each nephron has two capillary regions in close proximity to the nephron tubule, the first capillary bed for fluid exchange is called the glomerulus,

More information

Sunday, July 17, 2011 URINARY SYSTEM

Sunday, July 17, 2011 URINARY SYSTEM URINARY SYSTEM URINARY SYSTEM Let s take a look at the anatomy first! KIDNEYS: are complex reprocessing centers where blood is filtered through and waste products are removed. Wastes and extra water become

More information

Glossary. Maintain keep up. Constant the same. Internal inside the body. Environment surroundings of the body.

Glossary. Maintain keep up. Constant the same. Internal inside the body. Environment surroundings of the body. Homeostasis Glossary Maintain keep up. Constant the same. Internal inside the body. Environment surroundings of the body. What is Homeostasis? Body cells work best if they have the correct Temperature

More information

M1. (a) (concentration high) in the hepatic portal vein is blood with glucose absorbed from the intestine 1

M1. (a) (concentration high) in the hepatic portal vein is blood with glucose absorbed from the intestine 1 M. (a) (concentration high) in the hepatic portal vein is blood with glucose absorbed from the intestine concentration is lower in the hepatic vein because insulin (has caused) glucose to be converted

More information

Chapter 13 The Urinary System

Chapter 13 The Urinary System Biology 12 Name: Urinary System Per: Date: Chapter 13 The Urinary System Complete using BC Biology 12, page 408-435 13.1 The Urinary System pages 412-413 1. As the kidneys produce urine, they carry out

More information

How do we detect PEDs?

How do we detect PEDs? How do we detect PEDs? Drug Testing https://www.youtube.com/watch?v=dq5pvabzpxq Urine sample Blood sample Detection of drug metabolites The Excretory System Urine is excreted from bladder via the urethra

More information

Circulatory, Respiratory, and Excretory Systems

Circulatory, Respiratory, and Excretory Systems Chapter Test A Part A: Multiple Choice CHAPTER 34 Circulatory, Respiratory, and Excretory Systems In the space at the left, write the letter of the phrase that best answers each question. 1. Which is the

More information

The Respiratory System

The Respiratory System Respiration and Excretion Name Date Class The Respiratory System This section describes the parts of the respiratory system and how they work to help you breathe and speak. Use Target Reading Skills As

More information