AIIMS Zoology Structural Organisation In Animals Class 11 Questions

In cockroach

Which is not true for cockroach?

Identify the given diagram of tissue performing secretion and absorption

Characteristics of female cockroach

Which cell is found in mucus secreting organs.

Position of testis in Periplaneta americana

Which of the following is correct regarding respiration in adult frog?

What is common between earthworm and Periplaneta?

Assertion : Frog can change its colour, according to its surroundings. Reason : It is a way of mimicry to capture preys.

Tendon and ligament are example of

Assertion : Blood in cockroach is colourless haemolymph with no respiratory pigment. Reason : Respiration in cockroach occurs through diffusion in haemolymph.

The type of epithelial cells which line the inner surface of Fallopian tubes, bronchioles and bronchi are known as

Assertion : In cockroach respiratory gases directly comes in contact with the various organs of the body.

The type of epithelial cells which line the inner surface of Fallopian tubes, bronchioles and small bronchi are known as

Assertion: Connective tissue inside the brain is essential for conduction of nerve impulse. Reason: Connective tissue hold together the nerve cells of brain.

The type of epithelial cells which line the inner surface of fallopian tubes, bronchioles and small bronchi are known as

Excretion in cockroach takes place by

The ganglia of sympathetic and the central nervous system in frog develops from the

Assertion : Specialization of cells is advantageous for the organism. Reason : It increases the operational efficiency of an organism.

A frog has its brain crushed. But when pinched on the leg, The leg draws away. It is an example of:-

A part of brain of frog is removed which helps it to respire and locomote. The removed part of brain is