PG TRB Botany Previous Year Question Papers with Answers - 1

Question: 1

Who is a father of modern genetics?

(A) Charles Darwin

(B) Thomas Watson

(C) Francis crick

(D) Gregor mendel

Question: 2

Which gland controls blood pressure?

(A) Adrenal gland

(B) Thyroid gland

(C) Pituitary gland

(D) Bulbourethral gland

Question: 3

Which one among the following nontoxic gases helps in formation of enzymes which ripen fruit?

(A) Carbon dioxide

(B) Ethane

(C) Acetylene

(D) Methane

Question: 4

The unit structure of which gene is made up of

(A) RNA

(B) DNA

(C) Nucleotides

(D) Endoplasmic reticulum

Question: 5

Development of Goitre is mainly due to deficiency of

(A) Iron

(B) Iodine

(C) Calcium

(D) Sodium