Q. No.The largest and the second largest phylum of the animal kingdom are
1. Arthropoda and Echinodermata
2. Echinodermata and Mollusca
3. Mollusca and vertebrata
4. Arthropoda and Mollusca
Which of the group of animals is triploblastic, coelomate and bilateral?
(1) Aschelminthes
(2) Porifera
(3) Arthropoda
(4) Ctenophora
Which of the following is not a feature of the phylum chordata?
1. Dorsal heart
2. Central nervous system is dorsal
3. Paired pharyngeal gill slits
4. Post anal tail
The role of contractile vacuole in protista is
(1) Osmoregulation
(2) Digestion
(3) Locomotion
(4) Reproduction
The presence of notochord in the larval tail is a characteristic of
(1) Doliolum
(2) Branchiostoma
(3) Balanoglossus
(4) Petromyzon
Match the following:
| (a) | Exocoetus | (i) | Rohu |
| (b) | Pterophyllum | (ii) | Fighting fish |
| (c) | Betta | (iii) | flying fish |
| (d) | Labeo | (iv) | Angel fish |
| 1. | (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv) |
| 2. | (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i) |
| 3. | (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i) |
| 4. | (a)-(iii), (b)-(iii), (c)-(ii), (d)-(i) |
Which of the following animal has a diploblastic level of organisation?
(1) sponges
(2) Adamsia
(3) Ctenoplana
(4) both (2) and (3)
Development involves an indirect or larval form in which of the following?
(1) Pleurobrachia
(2) Euspongia
(3) both (1) and (2)
(4) none of the above
A sessile, cylindrical and radial symmetrical life form is found in
1. Hydra
2. Obelia
3. Adamsia
4. all of the above
Physalia is a coelenterate which is also known as
(1) sea pen
(2) sea fan
(3) Portuguese man of war
(4) sea anemone
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