Which is not an insect?

(a)

House fly

(b)

Bedbug

(c)

Mosquito

(d)

Spider

Mesoglea is present in

(a)

Porifera

(b)

Coelenterata

(c)

Annelida

(d)

Arthropoda

Which one of the following pairs is not a poikilothermic animal?

(a)

Fishes and Amphibians

(b)

Amphibians and Aves

(c)

Aves and Mammals

(d)

Reptiles and mammals

Which is not a feature of chordates

(a)

Green glands

(b)

Sweat glands

(c)

Sebaceous gland

(d)

Mammary gland

The animal without skull is

(a)

Acrania

(b)

Acephalia

(c)

Apteria

(d)

Acoelomate