Which of the following is true for given diagram

1. Hirudinaria

2. Neresis

3. liver fluke

4. Balanoglossus

Which of the following is true for given diagram

1. Nereis

2. Parapodia is present

3. Dioecious

4. All of these

Which of the following is not true for Earthworms?

1. Closed Circulatory

2. Hermaphrodite

3. Respire through Moist skin

4. Cross fertilisation is absent

Which of the following is true for Phylum Mollusca?

1. Largest Phylum

2. Radial Symmetry

3. Triploblastic animals

4. Segmentation present

Which of the following is true about Apple snail.

1. It belongs to class Gastropoda

2. Body is covered by Calcareous shell

3. Torsion present

4. All of these

Which is Correct for Devil fish?

1. Shell less animal

2. It belongs to class Cephalopoda

3. It has 8 arms

4. All of these

Which of the following is true about Mollusca?

1. Nephridia perform excretory functions

2. Gills perform respiratory functions

3. Most Mollusca have open circulatory system

4. All of these

Which of the following is true about Radula?

1. Rasping organ

2. Tongue like structure

3. Used in feeding

4. All of these

Which of the following represents Mollusca?

1. Cuttlefish

2. Devil Fish

3. Star fish

4. More than one is correct

How many of the following is not the member of Mollusca?

Devil fish, Cuttle fish, Dog fish, Saw fish, Angel fish, Fighting fish, Flying fish, Star fish, Jelly fish, Silver fish

1. 3

2. 8

3. 2

4. 4