Phylum Annelida

Q. Which of the following characteristics do not belong to the phylum Annelida?

1. Annelids are diploblastic
2. Annelids are bilaterally symmetrical
3. Annelids are vertebrates
4. Annelids are coelomates

Q.

Which of the following exhibits metamerism?

1. Annelida

2. Arthropoda

3. Platy helminthes

4. Both 1 & 2

Q.

Annelids respire through

1. Skin

2. Setae

3. Nephridia

4. Clitellum

Q.

Organ system level of organisation is seen in

1. sponges

2. coelenterates

3. cnidarians

4. annelids

Q.

Leech secretes _______ as an anti-coagulant.

1. heparin

2. hirudin

3. serotonin

4. histamine

Q. Which type of muscles help in the locomotion of annelids?

1. Longitudinal muscles
2. Circular muscles
3. Oblique muscles
4. All the above

Q.

The animals that developed the following features for the first time are grouped under which phylum?

1) True coelom

2) Segmentation

​3) Locomotory organs

1. Aschelminthes

2. Cnidaria

3. Platyhelminthes

4. Annelida

Q.

The body is divided into segments in

1. Fasciola

2. Ophiura

3. Ancylostoma

4. Neries

Q. Annelids are

1. Marine animals
2. All of these
3. Terrestrial animals.
4. Freshwater animals

Q. Metamerism is seen in

1. Molluscs
2. Annelids
3. Echinoderms
4. Cnidarians