| 1 |
An example of beautful and delicate sponge called venus flower basket is. |
- A. sycon
- B. Leucoselenla
- C. Euplectella
- D. spongilla
|
| 2 |
Voice organs of birds. |
- A. Larynx
- B. Pharynix
- C. syrinx
- D. Vocal cords
|
| 3 |
Dolphin is |
- A. Fish
- B. Bird
- C. Mammals
- D. Amphibian
|
| 4 |
Sepia belong to. |
- A. Cephalopoda
- B. Myriapoda
- C. Gastopoda
- D. Annelida
|
| 5 |
Pseudo coelom is characteristic. |
- A. Nematoda
- B. Mollusca
- C. Annelida
- D. Echinodermata
|
| 6 |
Garden snail belongs to class. |
- A. Gastropoda
- B. Caphalopods
- C. Pelecypoda
- D. Drthropoda
|
| 7 |
In sponges the food enters the spngocoal cavity throgh |
- A. Ostia
- B. Osculum
- C. Mouth
- D. Spiracles
|
| 8 |
The pouched mammals are |
- A. Prototheria
- B. Methatheria
- C. Eutheria
- D. Egg lying mammals
|
| 9 |
Cartilaginous fishes contain scales. |
- A. Placoid
- B. Ganoid
- C. Cycloid
- D. Ctenoid
|
| 10 |
The largest invertebrate animal is. |
- A. dog fish
- B. Glant squid
- C. Octopus
- D. Cuttle fish
|