How many abdominal segments are present in male and female Cockroaches?

(a)

10, 10

(b)

9, 10

(c)

8, 10

(d)

9,9

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.

Presence of gills in the tadpole of frog indicates that _______.

(a)

fishes were amphibious in the past

(b)

fishes evolved from frog -like ancestors

(c)

frogs will have gills in future

(d)

frogs evolved from gilled ancestor

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

Blood glands are seen in ______________

(a)

Earthworm

(b)

Cockroach

(c)

Frog

(d)

None of the above

Choose the wrong statement.

(a)

Cockroaches are one of the fastest moving land insects.

(b)

Anal cerci are seen in male and female cockroaches.

(c)

The abdomen of female cockroach consists of 9 segments.

(d)

The upper lip of cockroach is called labrum

The excretion in cockroach is said to be _________________

(a)

Ammonotelic

(b)

Ureotelic

(c)

Uricotelic

(d)

None of the above

Assertion (A): Maxillary teeth are found in upper jaw of frog.
Reason (R): Vomerine teeth are seen in lower jaw of frog.

(a)

A & R are wrong

(b)

R does not explain A

(c)

A is right and R is wrong

(d)

R explains A.

In earthworm the ___________ acts as the skeleton.

(a)

skin

(b)

coelomic fluid

(c)

setae

(d)

nephridia

Identify the wrong statement.

(a)

In earthworm gland cells of clitellum form the cocoon.

(b)

Cocoons are deposited in the soil

(c)

Each cocoon produces baby earthworms

(d)

A larva is formed during development