The clitellum is a distinct part in the body of earthworm Lampito mauritii, it is found in?

(a)

Segments 13 - 14

(b)

Segments 14 - 17

(c)

Segments 12 - 13

(d)

Segments 14 - 16

The type of vision in Cockroach is ______.

(a)

Three dimensional

(b)

Two dimensional

(c)

Mosaic

(d)

Cockroach do not have vision

Buccopharyngeal respiration in frog ______.

(a)

is increased when nostrils are closed

(b)

Stops when there is pulmonary respiration

(c)

is increased when it is catching fly

(d)

stops when mouth is opened.

Choose the wrong statement among the following :

(a)

In earthworm, a single male genital pore is present.

(b)

Setae help in locomotion of earthworms.

(c)

Muscular layer in the body wall of earthworm is made up of circular muscles only

(d)

Typhlosole is part of the intestine of earthworm

Which of the following are the sense organs of Cockroach?

(a)

Antennae, compound eyes, maxillary palps, anal cerci

(b)

Antennae, compound eye, maxillary palps and tegmina

(c)

Antennae, ommatidia, maxillary palps, sternumv and anal style

(d)

Antennae, eyes, maxillary palps, and tarsus of walking legs and coxa

What characteristics are used to identify the earthworms?

What are earthworm casts?

Name the visual units of the compound eyes of cockroach.

Give the location of clitellum and spermathecal openings in Lampito mauritii.

Differentiate between tergum and a sternum.

Head of cockroach is called hypognathous. Why?

What are the components of blood in frog?

Explain the excretory system of frog.