SCIENCE FORM 3 MODULE 3 EXCRETION
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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
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