PG TRB Botany Online Test - 3

Question: 11

Man has ______ pairs of salivary glands.

(A) 1

(B) 2

(C) 3

(D) 4

Ans: C

3

Question: 12

The disease scabies is caused by

(A) Protozoa

(B) Nematode

(C) Fungi

(D) Bacteria

Ans: C

Fungi

Question: 13

The amount of blood in a normal man is about

(A) 4.2 litres

(B) 5.0 litres

(C) 6.9 litres

(D) 10 litres

Ans: B

5.0 litres

Question: 14

Which one of the following is essential for blood clotting?

(A) Blood platelets

(B) Lymph

(C) WBC

(D) RBC

Ans: A

Blood platelets

Question: 15

Who discovered circulation of blood in human body?

(A) Edward Jenner

(B) Joseph Lister

(C) Jonos Esals

(D) William Harvey

Ans: D

William Harvey

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