PG TRB Botany Previous Year Question Papers with Answers - 2

Question: 6

pH of blood remains constant due to

(A) buffer action

(B) respiration

(C) perspiration

(D) blood pressure

Question: 7

DNA is found

(A) only in cytoplasm

(B) only in nucleus

(C) in hybrid form only

(D) in both cytoplasm and nucleus

Question: 8

Which gland in the human body is called Master Gland?

(A) Lever

(B) Thyroid gland

(C) Bulbourethral gland

(D) Pituitary gland

Question: 9

Filaria is a disease caused by

(A) Worms

(B) Protozoan

(C) Bacteria

(D) Viruses

Question: 10

In which of the following weeks the foetus of a pregnant woman the heart begins to beat?

(A) 4 weeks

(B) 5 weeks

(C) 6 weeks

(D) 7 weeks