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Tuesday, 15 September 2015

Biology MCQs Part 4

biology mcqs with answer, bio mcqs for all test preparation
31. Severe deficiency of Vitamin D results in __________.
A. scurvy
B. rickets
C. night blindness
D. osteomalacia

32. People living in high altitudes (like mountains) usually have a _________.
A. smaller number of Red Blood Cells
B. larger number of Red Blood Cells
C. smaller number of White Blood Cells
D. larger number of White Blood Cells

33. The average adult has a blood volume of about __________ liters.
A. 5
B. 5.5
C. 6
D. 6.5

34. The average internal temperature of human body is __________.
A. 35   C
B. 36 °C
C. 37 C
D. 38 °C

35. Vitamin __________ is needed for the formation of a light-sensitive pigment in the retina.
A. A
B. C
C. D
D. B complex

36. About __________ of the body weight of a mammal is water.
A. 60%
B. 65%
C. 70%
D. 75%

37. On wound __________ fight foreign particles, like bacteria.
A. White Blood cells
B. Red Blood Cells
C. Platelets
D. Plasma

38. Blood is carried towards the heart by __________.
A. Arteries
B. Capillaries
C. Veins
D. none of these

39. __________ is essential for the formation of haemoglobin.
A. Calcium
B. Iron
C. Water
D. Carbohydrates
40. ___________ are needed as a source of energy for the vital activities of the body.
A. Calcium
B. Iron
C. Water
D. Carbohydrates

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