| 1 |
Portuguese man of war is the name used for. |
- A. Physalia
- B. Obelia
- C. Hydra
- D. Aurelia
|
| 2 |
A rasping tongue like radula having horny teeth is present in. |
- A. sponges
- B. Molluscs
- C. Coelonterates
- D. Annelids
|
| 3 |
Marsupium is the characteristic feature of. |
- A. Dolphin
- B. Opossum
- C. Echidna
- D. duckbill platypus
|
| 4 |
80% of food of sponges consists of. |
- A. Detrital organic matter
- B. algae
- C. Phytoplankton
- D. Zooplankton
|
| 5 |
In phylum coelenterate special cells cnidocyntes give size to |
- A. Polyps
- B. Nematocyts
- C. Gemmules
- D. Gastrozolds
|
| 6 |
The body of animals which can be divided into two equal halves only in one plan is termed as |
- A. Asymmetrical
- B. Bilaterally symmetrical
- C. Radically symmetrical
- D. None of these
|
| 7 |
Loligo is an animal of phylum Mollusca which is commonly called. |
- A. slug
- B. Garden snail
- C. Squid
- D. Oyster
|
| 8 |
Flame cells are excretory cells in. |
- A. Flatworms
- B. Segmented worms
- C. Round worms
- D. Anseets
|
| 9 |
One of the following is a fossil fish. |
- A. Cotylosaurs
- B. Veranope
- C. dipnol
- D. Archaeopteryx
|
| 10 |
Animal of which phylum have developed bilateral symmetry in their larvae and radial symmetry in adults. |
- A. Nematoda
- B. Annelida
- C. Echinodermata
- D. Mollusca
|