Biology Questions and Answers for Competitive Exam

Rajesh Bhatia3 years ago 35.6K Views Join Examsbookapp store google play
Biology GK

Selective Biology Questions and Answers:

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41. The camel‟s hump is composed of a tissue that provides water when oxidized

(a) Skeletal

(b) Areolar

(c) Muscular

(d) Adipose


Ans . D

42. The white fibrous tissue occurs in

(a) Ligaments

(b) Cartilage

(c) Tendons

(d) Bone


Ans . C

43. Ligaments are made up of

(a) White fibers and some yellow elastic fibers

(b) White fibers only

(c) Yellow fibers only

(d) Yellow fibers and muscle fibers


Ans . C

44. The major constituent of vertebrate bone is

(a) Calcium phosphate

(b) Potassium hydroxide

(c) Sodium chloride

(d) Calcium carbonate


Ans . A

45. A bone left in dilute HCI for about three days will

(a) Crack into pieces

(b) Become soft and elastic

(c) Dissolve completely

(d) Remain as it is


Ans . B

46. Haversian system is typically found in bones of

(a) Fishes

(b) Ayes

(c) Reptiles

(d) Mammals


Ans . D

47. The bone of a mammal contains Haversian canals, which are connected by transverse canals

known as

(a) Semicircular canals

(b) Inguinal canals

(c) Volkmann‟s canals

(d) Bidder‟s canals


Ans . C

48. Blood is

(a) Acidic

(b) Alkaline

(c) Variable

(d) Neutral


Ans . B

49. Mammalian erythrocytes are

(a) circular

(b) Biconcave

(c) Non-nucleated

(d) All the above


Ans . D

50. Life span of RBC is

(a) 50 days

(b) 75 days

(c) 120 days

(d) 100 days


Ans . C

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    Rajesh Bhatia

    A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.

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