Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

(1) Coelenterates (cnidarians)

(2) Aschelminthes (round worms)

(3) Ctenophores

(4) Sponges

Which of the following is dioecious?

(1) Taenia

(2) Fasciola

(3) Ascaris

(4) Earthworm

Ancylostoma is also known as

(1) Pinworm

(2) Hookworm

(3) Flatworm

(4) Filarial worm

Pseudocoelomate among the following is

(1) Ancylostoma

(2) Nereis

(3) Pheretima

(4) Taenia

Digestive system consists of a mouth and anus in which animals

(1) Ancylostoma

(2) Wuchereria

(3) Adamsia

(4) Both (1) and (2)

Pinworm, Hookworm and Filaria worm belong to:

1. Annelida

2. Platyhelminthes

3. Aschelminthes

4. Arthropoda

Which of the following is not true for Roundworms

1.Complete alimentary canal

2.Well developed muscular pharynx

3.Both longitudinal and circular muscles present

4.Sexual Dimorphism

Which is correct regarding Roundworms

1.Females are longer than males

2.Males are longer than females

3.Monoecious

4.Females are curved from its caudal end.

Which of the following is true for given diagram

1.Male roundworm

2.Female roundworm

3.Dioecious

4.Both 1 and 3

How many of the followings belong to Nematodes

Roundworm, Filarial worm, Hookworm, Pinworm, Tapeworm, Ringworm, Earthworm,

1.7

2.5

3.3

4.4