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
Ans: D
Gregor mendel
Question: 2
Which gland controls blood pressure?
(A) Adrenal gland
(B) Thyroid gland
(C) Pituitary gland
(D) Bulbourethral gland
Ans : A
Adrenal 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
Ans: C
Acetylene
Question: 4
The unit structure of which gene is made up of
(A) RNA
(B) DNA
(C) Nucleotides
(D) Endoplasmic reticulum
Ans: B
DNA
Question: 5
Development of Goitre is mainly due to deficiency of
(A) Iron
(B) Iodine
(C) Calcium
(D) Sodium
Ans: B
Iodine
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