Angel International School - Manipay 3r d Term Examination July, 2015 Biology
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1 Grade 07 Angel International School - Manipay 3r d Term Examination July, 2015 Biology Duration: 2 Hours Part I Choose the correct answer and underline it. 1. Which of the following does not manufacture digestive juice? Index No:- a. Liver b. Kidney 2. The digestive juice that is almost neutral is a. Gastric juice b. Pancreatic juice c. Stomach d. Pancreas c. Bile juice d. None of the above 3. The parts of the digestive system where no digestion takes place is. a. Mouth c. Esophagus b. Ileum d. Stomach 4. Which of the following is not a function of the liver? a. Storing food b. Manufacturing insulin c. Producing digestive juice d. Healing itself when it is damaged 5. Bile juice is. a. Alkaline b. Acidic 6. What are following substances broken down in liver? a. Protein and fat b. Lactic acid and fat c. Neutral d. Near acidic c. Carbohydrate and bile d. Bile and bile pigments 7. Which of the following are chiefly digested in the stomach? a. Protein b. Carbohydrate c. Fat d. None of the above 8. Absorption is maximum in the small intestine because of a. The presence of villi b. Its length c. Its thin wall d. All the above 9. In the mouth the food is formed into a. Chyme c. Bolus b. Chyle d. Pellet 1
2 10. Our throat divides into two separate tubes, the windpipe and the gullet. What prevents food from entering the wind pipe? a. The trachea c. Valve b. The epiglottis d. The tongue 11. Which cells of the body carry oxygen to different parts of the body? a. Blood c. Red blood cell b. Platelets d. White blood cell 12. Exchange of air occurs in which are also knows as 'air sacs'. a. Lungs b. Alveoli c. Nose d. diaphragm 13. How many alveoli are in lungs? a. 800 b. 300millions c. 300 billions d. 800 thousands 14. Which one of the following cell is released mucus in throat? a. Epithelial cell b. goblet cell c. White blood cell d. none of the above 15. Who first described about cell? a. Bichat b. Schleiden c. Robert Hooke d. Schwann 16. What is the name of film of liquid in pleural cavity? a. Mucus b. Lubricating oil c. Saliva d. Blood 17. What happens when muscle respires an aerobically? a. Nothing no respiration, occurs in the system b. The oxygen moves quickly in to the blood vessels c. Glucose is broken down in to lactic acid d. All the above 18. Solid waste leaves the body through the rectum then anus. Liquid waste leaves the body after passing through the. a. Kidney and lungs b. Blood vessels and lungs c. Large intestine and rectum d. Small intestine and large intestine 19. Which structure is not essential in a wind pollinated flower? a. Another b. Ovary c. Petal d. Stigma 2
3 20. Which diagrams show parts of an insect pollinated flower? A B C D Which of the following are animal cells? a. 1and 2only b. 1and 3only 22. The diagram shows the structure of a leaf c. 2and 3only d. 1,2and Which letter identifies a cell, a tissue and an organ? CELL TISSUE ORGAN A B C D The table applies to four cells. Which one is a xylem vessel? Cell Wall Nucleus A Absent Absent B Absent Present C Present Absent D Present Present 3
4 24. Which of these human teeth are used for grinding? a. 1 and 3 b. 1 and 4 c. 2 and 3 d. 2 and Which vessel is a vein carrying oxygenated blood? 1 C 1 A 1 D 1 B a. A b. B c. C d. D 26. The diagram shows cross sections of three types of blood vessel not drawn to the same scale. Find X, Y, Z? X Y Z A Artery Capillary Vein B Artery Vein Capillary C Vein Artery Capillary D Vein Capillary Artery 27. Human adult vital capacity is. a. 4000cm 3 c. 1500cm 3 b. 500cm 3 d. 50cm Which is not the different between plant and animal cell? a. Cell wall b. chloroplast c. cytoplasm d. Large vacuole 29. The molecules known as the energy currency of the cells are a. NAD c. ADP b. ATP d. NADP 30. Which of the following is the correct route for blood flow in a human? a. Left atrium left ventricle lungs right ventricle right atrium b. Left atrium left ventricle right ventricle right atrium lungs c. Right atrium right ventricle left ventricle left atrium lungs d. Right atrium right ventricle lungs left atrium left ventricle (1 30=30 Marks) 4
5 Part 2 1) Wrote the letters from the microscope diagramed that best matches each statement. 1...holds a slide in place. 2.. used to focus the image. 3.. reflects light upward through the diaphragm and specimen. 4..can be rotated to change magnification. 5. light source. 6. low and high power lenses for magnification. 7...low power lens where one looks to observe specimen. 8...supports slide. 9...controls the amount of light entering the microscope. 10. used for a carrying handle. (10 1=10 Marks) 2) Indicate whether the following statements are true (T) or false (F). 1. Zygote is another term for the fertilized egg. ( ) 2. Amoeba reproduces by budding. ( ) 3. Fertilization is necessary even in asexual reproduction. ( ) 4. A new human individual develops from a cell called gamete. ( ) 5. In the human male sperms cells are produced in testis. ( ) 6. In the human male, the tube used to carry both sperm and urine is the Urethra. ( ) 7. Estrogen is the main sex hormone of the human female. ( ) 8. Fertilization in humans normally occurs in the uterus. ( ) 9. The correct term for pouched mammals is marsupials. ( ) 10. The menstrual cycle occurs due to the monthly release of two eggs. ( ) (10 1=10 Marks) 5
6 3) Match the following. 1. Lack of vitamin-a Asthma 2. Lack of vitamin-b Rickets 3. Lack of vitamin-c Obese 4. Lack of vitamin-e Urea 5. Lack of iron Night blandness 6. Extreme weight loss Allergy 7. Extremely over weight Beriberi 8. Narrower bronchioles Anemia 9. Protein food caused Scurry 10. More protein food is converted Anorexia nervosa (10 1=10 Marks) 4) Use the word list below to fill the black spaces. Glucose, carbon dioxide, energy, growth, respiration, reproduction, oxygen, blood, breathing The we need to stay alive comes from the air. The waste gas and water vapor go out of our body. This total process is called. The important gas be take in enters our and is used with sugar in the cells to release. How is oxidized to produce this process is called and the glucose is broken down to make water and energy. All living things needs energy for processes such as and. 5) Answer the following questions. 1. Name the parts of a heart? (10 1=10 Marks) A. 1 D 1 E B. C. D. E. F. G. H. I. J. (05 Marks) 6
7 2. What kind of muscle found in heart? 3. Why does the left ventricle have a thicker wall than the right ventricle? 4. Why do the ventricles have thicker wall than the atria? 5. Which parts of the heart receive blood from? a) The lungs b) The body. 6. What are the valves in the heart? 7. Which blood vessels carry blood? a) Away from the heart b) Towards the heart. 8. List five components of plasma? 9. What is hemoglobin and what is the function of it? 10. Explain this blood clotting process? 7
8 11. How pus form in wound? 12. Which instrument needs to measure the heart sound? 13. Which artery supplies the blood for heart? 14. What are platelets? 15. Name the following vessels and cells. Write a function of each? (20 Marks) (1) (2) (3) (4) (5) (05 Marks) ***** 8
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Function Alimentary Canal
THE DIGESTIVE SYSTEM Function: to help convert food into simpler molecules that can be absorbed and used by the cells of the body. Alimentary Canala one way tube that passes through the body. (found in
HUMAN DIGESTIVE SYSTEM HUMAN DIGESTIVE SYSTEM
HUMAN DIGESTIVE SYSTEM Human Digestive system is an organ system through which food enters the body, is broken down into simpler substances, absorbed, assimilated, and the undigestive food is thrown out