PG TRB Zoology Online Test - 2

Question: 6

Which one is a cold blooded animal?

(A) Tortoise

(B) Whale

(C) Penguin

(D) Otter

Question: 7

Which of the following animals has a ventral nerve cord?

(A) Earthworm

(B) Cockroach

(C) Frog

(D) Hydra

Question: 8

The basic unit of taxonomy is

(A) Species

(B) Class

(C) Genus

(D) Order

Question: 9

The respiratory organs of crustaceans are

(A) Skin

(B) Gills

(C) Tracheae

(D) Book lungs

Question: 10

Dolphins are classified under

(A) Mammals

(B) Reptile

(C) Amphibian

(D) Pisces