TRB Polytechnic Lecturer Exam Question Paper for Botany - 2

Question: 6

The acid that is secreted in the stomach is

(A) HCL

(B) H2SO4

(C) H2CO3

(D) HNO3

Ans: A

HCL

Question: 7

Which one among the following statements is correct?

(A) All proteins are enzymes

(B) All enzymes are proteins

(C) None of the enzymes is protein

(D) None of the proteins is enzyme

Ans: B

All enzymes are proteins

Question: 8

Which among the following is a/an despotic animal?

(A) whale

(B) tortoise

(C) penguin

(D) otter

Ans: B

tortoise

Question: 9

Which of the following animals breathes through the skin?

(A) Pigeon

(B) Fish

(C) Frog

(D) Cockroach

Ans: C

Frog

Question: 10

The rate of growth of plants can be measured by a/an

(A) Auxanometer

(B) Tthermometer

(C) Photometer

(D) Manometer

Ans: A

Auxanometer

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