Zoology Question Bank Pdf - 1

Question: 1

The function of nucleolus is the synthesis of

(A) t-RNA

(B) r-RNA

(C) m-RNA

(D) DNA

Question: 2

The sex of a newborn baby is determined by the chromosome inherited from

(A) Father’s father

(B) Mother’s mother

(C) The father

(D) The mother

Question: 3

Which one among the following hormones stimulates the plant cells to grow in a manner such that the plant appears to be bent towards light?

(A) Auxin

(B) Gibberellins

(C) Abscisic acid

(D) Cytokinin

Question: 4

Which one of the following processes takes place in lakes during eutrophication?

(A) Excessive entry of nutrient into water

(B) Rapid destruction of algal growth

(C) Loss of dissolved nutrients from water

(D) Excessive availability of dissolved oxygen

Question: 5

Which of the following acts as an insulator against heat, cold and as a shock-absorber in the body?

(A) Subcutaneous fat layer

(B) Epidermis

(C) Dermis

(D) None of the above