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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31. Trees at seashore do not have annual rings because

(a) There is climatic variation

(b) There is no marked climatic variation

(c) There is enough moisture in the atmosphere

(d) Soil is sandy


Ans . B

32. Grafting is not possible in monocots because they

(a) Have scattered vascular bundles

(b) Have parallel venation

(c) Are herbaceous

(d) Lack cambium


Ans . D

33. A tissue is a

(a) A group of separate organs that are co ordinate in their activities

(b) Group of similar cells tat function together in a specialized activity

(c) Layer of cells surrounding an organ

(d) Sheet of cells, one layer thick


Ans . B

34. Which type of tissue forms the inner lining of a blood vessel?

(a) Epithelial

(b) Connective

(c) Muscle

(d) Nervous


Ans . A

35. Epithelial tissue with thin flat cells appearing like packed tiles occur on

(a) Inner lining of stomach

(b) Inner lining of fallopian tube

(c) Inner lining of cheek

(d) Outer surface of ovary


Ans . C

36. The actively dividing layer of columnar cells in the epidermis of man is called as the

(a) Stratum granulosum

(b) Stratum lucidum

(c) Stratum malpighi

(d) Stratum comeum


Ans . C

37. Horns of most mammals are composed of

(a) Bones

(b) Cartilage

(c) Keratin

(d) Chitin


Ans . C

38. Mammary glands are modified

(a) Sebaceous gland

(b) Sweat gland

(c) Oil gland

(d) Lymph gland


Ans . B

39. Which of the following tissue has matrix, which is the source of its structural and functional

performances?

(a) Connective tissue

(b) Muscular tissue

(c) Nervous tissue

(d) Epithelial tissue


Ans . B

40. Ground substances and fibers in the connective tissue are the secretory products of

(a) Mast cells

(b) Reticular cells

(c) Plasma cells

(d) Fibroblasts


Ans . D

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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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