TRANSITION EDUCATION (JUNIOR CLASSES BLOG): TEST PAPER LIFE PROCESS SET S

1. All questions are compulsory there are total 120 question which has to be answered in 1 hour 15 minutes.

2. Do not write anything in the question paper, otherwise a fine of 10 Rs. is taken by the individual.

3. Candidates are not permitted to carry away the question booklet with then after the examination.

4. Negative marking is in the ratio 4:1

1. The concentration of urea is highest in
(A) renal vein (B) hepatic portal vein (C) dorsal aorta (D) hepatic vein

2. Human kidney has:
(A) Ciliated nephrons (B) No loop of Henle (C) Meronephric duct (D) Glomeruli concentrated in cortex

3. The function of the mammalian kidney is to excrete
(A) extra salts, urea and excess water (B) extra urea, excess water and excess amino acids
(C) extra urea, extra carbohydrates and extra water (D) extra urea, extra salts and extra sugar

4. The mechanism of uric acid secretion in the nephron is
(A) diffusion (B) excretion (C) ultrafiltration (D) osmosis

5. The plasma is similar in composition with the filtrate produced in glomerulus except for the presence of
(A) glucose (B) chlorides (C) proteins (D) amino acids

6. What will happen if one kidney of a person is removed
(A) he will survive and remain normal (B) he will die (C) urea will go on accumulating in the blood
(D) urination will stop

7. If a man takes in large amount of proteins he is likely to secrete more amount of

(A) urea (B) uric acid (C) sugar (D) carbon dioxide

8. The glomerular filtrate contains
(A) blood minus cells (B) blood minus cells and minus proteins (C) blood minus proteins
(D) plasma minus cells minus proteins

9. Kreb's cycle operates in:
(A) cytoplasm (B) mitochondrial matrix (C) mitochondrial cristae (D) outside the cell

10. The product of glycolysis is :
(A) carbon dioxide and water (B) pyruvic acid (C) acetyl CoA (D) none of the above

11. Lowering of diaphragm results in :
(A) inspiration (B) expiration (C) it is not related to either (D) digestion

12. The energy produced during respiration is stored in:
(A) pyruvic acid (B) carbon dioxide (C) adenosine monophosphate (D) adenosine triphosphate

13. The surface area of the gills increase due to the presence of :
(A) lamellae (B) alveoli (C) arches (D) slits

14. Instant source of energy is :
(A) sucrose (B) glucose (C) fats (D) amino acids

15. The number of ATP molecules produced during aerobic and anaerobic respiration are _____ and ________ respectively.
(A) 2 and 38 (B) 0 and 2 (C) 38 and 0 (D) 38 and 2

16. Anaerobic respiration in the muscles does not produce:
(A) lactic acid (B) energy (C) carbon dioxide (D) both a and b

17. Cramps are caused by heavy exercise resulting in the accumulation of :
(A) carbon dioxide (B) lactic acid (C) ethanol (D) heat

18. The direction of flow of water is _________ that of the flow of blood in the capillaries:
(A) is in the same direction as (B) is opposite to (C) not connected to (D) none of the above

19. The process complementary to respiration is :
(A) circulation (B) photosynthesis (C) osmoregulation (D) none of the above

20. Production of sound in man is due to the presence of :
(A) cartilage rings (B) cilia (C) goblet cells (D) vocal cords

21. The part of the respiratory tract that is responsible for keeping it healthy is :
(A) trachea (B) bronchi (C) nasal cavity (D) all the above

22. Hiccups can be best described as :
(A) forceful sudden expiration (B) jerky incomplete inspiration (C) vibration of the soft palate during breathing while sleeping (D) sign of somebody remembering you

23. Snoring can be best described as :
(A) forceful sudden expiration (B) jerky incomplete inspiration
(C) vibration of the soft palate during breathing while sleeping (D) sound sleep

24. The number of spiracles in a grasshopper are :.
(A) 10 (B) 20 (C) 6 (D) 8

25. In the distal convoluted tubule of the nephrons
(A) Sodium reabsorption requires energy (B) Secretion of potassium does not require energy
(C) Water reabsorption requires energy (D) Ammonia is secreted

26. Amoeba feeds with the help of:
(A) tentacles (B) pseudopodia (C)food vacuole (D)none of the above

27. Parotid gland is a /an:
(A) gastric gland (B) intestinal gland (C) salivary gland (D) none of the above

28. The part of the digestive system where no digestion takes place is:
(A) mouth (B) oesophagus (C) ileum (D) stomach

29. An enzyme that acts only in an acidic medium is:
(A) pepsin (B) trypsin (C) rennin (D) amylase

30. A non-enzyme protein present in the saliva is:
(A) heparin (B) mucin (C) ptyalin (D) none of the above

31. In the mouth the food is formed into :
(A) chime (B) chyle (C) bolus (D) pellets

32. Mastication is :
(A) digestion (B) absorption (C) assimilation (D) chewing

33. The enzyme that is secreted in an inactive form is :
(A) lipase (B) trypsin (C) rennin (D) ptyalin

34. Bile juice is:
(A) alkaline (B) acidic (C) neutral (D) near acidic

35. Erepsin converts:
(A) proteins into amino acids (B) proteins into peptides (C) peptides into amino acids (D) none of the above

36. The digestive juice that is almost neutral is :
(A) gastric juice (B) bile juice (C) pancreatic juice (D) none of the above

37. Absorption is maximum in the small intestine because of:
(A) the presence of villi (B) its length (C) its thin walls (D) all the above

38. Pyloric valve is present in the:
(A) heart (B) liver (C) stomach (D) intestine

39. Appendix is a part of:
(A) ileum (B) duodenum (C) caecum (D) colon

40. Bile juice is secreted by :
(A) liver (B) pancreas (C) salivary gland (D) intestine

41. The largest gland of the body is:
(A) parotid gland (B) liver (C) pancreas (D) submandibular gland

42. Nutrition includes the study of:
(A) the organism's food (B) process of digestion (C) the way an organism obtains food (D)all of the above

43. The three portions of the small intestine, in the correct order, are :
(A) caecum, colon, rectum (B) ileum, duodenum, jejunum (C) colon, caecum, rectum (D) duodenum, jejunum, ileum

44. Which of the following are chiefly digested in the stomach?
(A) carbohydrates (B) proteins (C) fats (D) lipids

45. Large intestine in man mainly carries out :
(A) digestion of fats (B) absorption (C) assimilation (D) digestion of carbohydrates

46. In microbes, the gaseous exchange takes place through :
(A) stomata (B) lenticels (C) general surface (D) all the above

47. During respiration, the substrate is :
(A) reduced (B) hydrogenated (C) carbonated (D) oxidised

48. The production of alcohol by yeast is called :
(A) brewing (B) fermentation (C) respiration (D) none of the above

49. Glycolysis takes place in :
(A) cytoplasm (B) mitochondrial matrix (C) mitochondrial cristae (D) outside the cell

50. Lime water turns milky in the presence of :
(A) carbon dioxide (B) oxygen (C) water (D) none of the above

51. Blood fails to clot in the absence of :
(A) magnesium (B) calcium (C) sulphur (D) potassium

52. Which area of the brain controls the respiratory movements?
(A) cerebrum (B) cerebellum (C) medulla (D) medusa

53. Complemental air is the :
(A) inspiratory reserve air (B) expiratory reserve air (C) tidal volume (D) vital capacity

54. The instrument used to measure the volume of respired gases is:
(A) respiroscope (B) spirometer (C) barometer (D) thermometer

55. Maximum carbon dioxide concentration will be in the :
(A) inspired air (B) expired air (C) dead space air (D) all will be same

56. In grasshopper, gaseous exchange takes place through :
(A) gills (B) spiracles (C) trachea (D) lungs

57. The source of oxygen for the aquatic animals is:
(A) atmosphere (B) water (C) soil (D) none of the above

58. Anaerobic respiration takes place :
(A) in the cytoplasm (B) in the mitochondria (C) outside the cell (D) both a and b

59. The most common substrate of respiration is :
(A) fats (B) amino acids (C) glucose (D) sucrose

60. The energy rich compound generated as final product during respiration is :
(A) NADH (B) FADH (C) ATP (D) ADP

61. The percentage of nitrogen in inhaled air is _____% and exhaled air is _____%.
(A) 21 and 21 (B) 21 and 78 (C) 78 and 21 (D) 78 and 78

62. The percentage of carbon dioxide in the inhaled air is _____% and exhaled air is ____%.
(A) 0 .04 and 4 (B) 4 and 0.04 (C) 0 .04 and 0.04 (D) 4 and 4

63. The process common to aerobic and anaerobic respiration is:
(A) oxidation (B) glycolysis (C) Kreb's cycle (D) electron transport chain

64. Conversion of milk to curds is due to:
(A) spoilage (B) fermentation (C) boiling (D) heating

65. Respiratory surface should be :
(A) permeable (B) thin (C) richly supplied with blood vessels (D) all the above

66. Which of the following are the stages of respiration in the correct order?
(A) gaseous transport, breathing, tissue respiration and cellular respiration
(B) breathing, gaseous transport, tissue respiration and cellular respiration
(C) breathing, gaseous transport, cellular respiration and tissue respiration
(D) breathing, tissue respiration, cellular respiration and gaseous transport

67. Epiglottis guards the entrance of :
(A) pharynx (B) wind pipe (C) bronchus (D) lungs

68. Which muscles are responsible for expiration?
(A) external intercostal (B) internal intercostal (C) a and abdominal (D) b and abdominal

69. The expired air differs from the inspired air in the following respects:
(A) it contains more carbon dioxide (B) it contains less oxygen
(C) it contains more water vapour (D) all the above

70. Which structure separates thorax from abdomen?
(A) lungs (B) heart (C) diaphragm (D) rib cage

71. Sneezing can be best described as :
(A) forceful sudden expiration (B) jerky incomplete inspiration
(C) vibration of the soft palate during breathing while sleeping (D) something you should never do when someone is going out

72. Respiration in addition to producing energy also carry out the function of :
(A) producing the major part of body heat (B) manufacturing food
(C) maintaining water levels (D) all the above

73. A commonly known organism that carries out anaerobic respiration is :
(A) earthworm (B) amoeba (C) yeast (D) fish

74. Which metallic element is present in haemoglobin?
(A) magnesium (B) sodium (C) iron(D) calcium

75. Volume of air that can be taken in and expelled out by maximum inspiration and expiration is

(A) lung capacity (B) vital capacity (C) tidal volume (D) respiratory volume

76. The colour of blood in the arteries is :
(A) bright red (B) dark red (C) blue (D) black

77. Which of the following statements is true about lungs?
(A) Lungs are spongy but not elastic (B) Lungs are spongy and lobed
(C) Lungs are lobed but not spongy (D) Lungs do not have any particular shape

78. The colour of blood in the veins is:
(A) bright red (B) dark red (C) blue (D) black

79. Blood is composed of:
(A) plasma and red blood cells (B) plasma and formed elements (C) red and white blood cells (D) red blood cells, white blood cells and platelets

80. The right side of the heart deals with :
(A) oxygenated blood (B) deoxygenated blood (C) mixture of oxygenated and deoxygenated blood
(D) either a or b at a time

81. Deoxygenated blood is carried by:
(A) pulmonary artery (B) hepatic vein (C) renal vein (D) all of the above

82. The threads formed during clotting are made up of :
(A) thrombin (B) prothrombin (C) fibrinogen (D) fibrin

83. The double membraned structure surrounding the heart is called :
(A) plasmalemma (B) pleural membrane (C) tonoplast (D) pericardium

84. Supplemental air is the;
(A) inspiratory reserve air (B) expiratory reserve air (C) tidal volume (D) vital capacity

85. The liquid portion of the blood is called :
(A) water (B) plasma (C) serum (D) sap

86. : __________ carries oxygenated blood.
(A) pulmonary artery (B) hepatic portal vein (C) pulmonary vein (D) all of the above

87. The food is transported in the phloem in the form of:
(A) glucose(B) sucrose (C) amino acids (D) fats

88. The smallest blood vessel in the body is a ;
(A) vein (B) vena cava (C) capillary (D) venule

89. Mitral valve is the other name for :
(A) semilunar valve (B) bicuspid valve (C) tricuspid valve (D) venous valves

90. The opening between the right auricle and the right ventricle is guarded by the :
(A) tricuspid valve (B) bicuspid valve (C) semi-lunar valve (D) mitral valve

91. The fluid that does not form clots is:
(A) blood (B) plasma (C) lymph (D) serum

92. The blood vessel carrying blood from heart to the lungs is called :
(A) carotid artery (B) carotid vein (C) pulmonary artery (D) pulmonary vein

93. Valves are present in :
(A) arteries (B) arterioles (C) veins (D) capillaries

94. Human circulatory system is called double circulation because of :
(A) systemic and hepatic portal system (B) hepatic portal and pulmonary system
(C) systemic and pulmonary circulation (D) systemic, hepatic and pulmonary circulation

95. An example of lymph gland is:
(A) spleen (B) liver (C) tonsil (D) thyroid

96. Pulse beat is measured in:
(A) nerve (B) artery (C) vein (D) heart

97. Thick muscular walls are present in :
(A) arteries (B) arterioles (C) veins (D) venules

98. Diapedesis is shown by :
(A) RBC (B) WBC (C) platelets (D) a,b and c

99. The main cells present in lymph are :
(A) red blood cells (B) platelets (C) lymphocytes (D) monocytes

100. The normal blood pressure in man is :
(A) 80/120 mm Hg (B) 120/80 mm Hg (C) 120/100 mm Hg (D) 100/80 mm Hg

101. A portal vein runs from:
(A) an organ to the heart (B) the heart to an organ (C) one organ to another (D) an organ to the vena cava

102. Deoxygenated blood is received by the :
(A) left auricle (B) right auricle (C) left ventricle (D) right ventricle

103. Semilunar valves guard the junction of :
(A) left ventricle and aorta (B) right ventricle and aorta (C) left ventricle and pulmonary artery (D) right ventricle and pulmonary vein

104. Red blood cells are :
(A) biconcave discs (B) biconvex discs (C) cylindrical (D) spherical

105. Lacteals in the intestine take up :
(A) digested starch (B) digested fats (C) digested proteins (D) glucose

106. Loop of Henle is concerned with:
(A) excretory system (B) reproductive system (C) nervous system (D) muscular system

107. Red blood cells are destroyed in the:
(A) lungs (B) liver (C) heart (D) spleen

108. In the kidneys of mammals, Loop of Henle can be found in
(A) medulla (B) cortex (C) pelvis (D) pyramid

109. Glucose is reabsorbed in the kidney mainly by
(A) Bowman's capsule (B) Loop of Henle (C) Proximal Convoluted Tubule (D) Distal Convoluted Tubule

110. Excess amino acids in the body are broken down to form urea in
(A) kidney (B) liver (C) spleen (D) pancreas

111. Difference between glomerular filtrate and blood plasma is of
(A) proteins in plasma(B) potassium(C) first is white and second is yellow(D) proteins in glomerular filtrate

112. Excretion of bile pigments in urine indicates
(A) anaemia (B) diabetes (C) gout (D) jaundice

113. In the kidney the correct sequence of formation of urine involves the following processes:
(A) glomerular filtration, reabsorption, tubular secretion (B) reabsorption, filtration, secretion

114. A severe fall in blood pressure disturbs the function of kidneys and reduces
(A) renal filtration (B) glomerular filtration (C) reabsorption (D) secretion of nitrogenous wastes

115. The concentration of urea is least in
(A) renal artery (B) renal vein (C) post canal (D) dorsal aorta

116. Antibodies are produced as a reaction to the presence of :
(A) red blood cells (B) haemoglobin (C) antigens (D) white blood cells

117. Thrombocytes is the other name of:
(A) RBC (B) WBC (C) platelets (D) lymphocytes

118. Urea is transported by :
(A) plasma (B) blood (C) RBC (D) WBC

119. The kidneys resemble the contractile vacuoles of amoeba in
(A) expelling out excess of water (B) expelling out glucose (C) expelling out urea and uric acid (D) expelling out salts

120. Workers in deep mines usually suffer from dehydration because
(A) water is lost due to evaporation (B) water is lost due to defecation (C) water is lost in the form of sweat (D) water is lost along with salts in the form of sweat

TRANSITION EDUCATION (JUNIOR CLASSES BLOG)

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TEST PAPER LIFE PROCESS SET S

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