Insects are not characterized by:
1. The main body segments – head, thorax and abdomen
2. Three pairs of legs
3. Two pairs of antennae
4. Excretion by Malpighian tubules

Flame cells are excretory structures seen in:

Euplectella [Venus Flower Basket], shown in the figure below, belongs to:

Pinworm, Hookworm, and Filaria worm belong to:

Icthyophis is a/an:

Water exits from a sponge through the:

Which one of the following is not a poisonous snake?

Body cavity is the cavity present between body wall and gut wall. In some animals, the body cavity is not lined by mesoderm. Such animals are called

Triploblastic organization, bilateral symmetry but lack of coelom will be seen in:

The number of correct statements regarding hemichordates from the given is: