Biology MCQs

31. What is the Normal Blood Volume in human adult?
[A] 1 litre
[B] 3 litre
[C] 5 litre
[D] 7 litre

Show Answer

32. The large carnivores are also called ____:
[A] Tertiary consumers
[B] Primary consumers
[C] Secondary consumers
[D] None of the above

Show Answer

33. Diaphragm is a means of contraception. It is fixed ____:
[A] Over cervix
[B] In the uterus
[C] In the fallopian tube
[D] None of the above

Show Answer

34. Which part of brain maintains posture and balance of human body?
[A] Cerebrum
[B] Pons
[C] Cerebellum
[D] Medulla

Show Answer

35. Barr body is found in ____:
[A] Female somatic cells
[B] Male somatic cells
[C] Sertoli cells
[D] Sperm

Show Answer

36. Red rot of sugarcane is caused by ____:
[A] Cercospora personata
[B] Colletotrichum falcatum
[C] Phylophthora infestans
[D] Alternaria alternata

Show Answer

37. Dormancy period of animals during winter season is called ____:
[A] Aestivation
[B] Mutation
[C] Hibernation
[D] Regeneration

Show Answer

38. The term mitochondria was coined by ___:
[A] J E Salk
[B] Carl Benda
[C] Charles Laveran
[D] Antonie van Leeuwenhoek

Show Answer

39. Who discovered that Malaria was caused by female Anopheles?
[A] Edward Jenner
[B] Louis Pasteur
[C] Robert Koch
[D] Ronald Ross

Show Answer

40. The edible part of Cabbage is ____:
[A] Fruit
[B] Vegetative bud
[C] Condensed flower
[D] Inflorescence

Show Answer