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

Sea hare, Sea cucumber, Sea lily, Sea urchin, Sea-pen, Sea fan, Sea anemone

1. 7

2. 6

3. 1

4. 4

Which of the following is Mollusk?

1. Cuttle fish

2. Chiton

3. Cucumaria

4. More than one option is correct

Which of the following is correct about given Diagram?

1. Closed Circulatory System

2. Foot has evolved into arms

3. Shells present

4. Both A and B

Which of the following is true for Echinodermata?

1. Bilateral Symmetry- Larvae

2. Radial symmetry- larvae

3. Bilateral Symmetry- Adult

4. Asymmetric

Echinoderms are

(1)Triploblastic

(2)Coelomate animals

(3)all marine

(4)All of the above

The distinctive features of the Echinoderms are

1. Spines on body

2. Radial symmetry

3. Water vascular System

4. Both 2 and 3

Water Vascular system helps in

1. Locomotion

2. Food capture and transport

3. Respiration

4. All of these

Which of the following is incorrect about Echinoderms?

1. Protostomous

2. Deuterostomous

3. Pentaradially symmetrical

4. Spiny skin

Which of the following is true about Digestive system of Echinoderms?

1. Mouth is Ventral

2. Anus is Dorsal

3. Digestive System is complete

4. All of the above

Which is not true for Echinoderms?

1. Mouth is Dorsal

2. Anus is Ventral

3. Calcerous exoskeleton

4. All of these