| List-I | List-II | ||
| A. | Pleurobrachia | I. | Mollusca |
| B. | Radula | II. | Ctenophora |
| C. | Stomochord | III. | Osteichthyes |
| D. | Air bladder | IV. | Hemichordata |
| 1. | A-II, B-I, C-IV, D-III |
| 2. | A-II, B-IV, C-I, D-III |
| 3. | A-IV, B-III, C-II, D-I |
| 4. | A-IV, B-II, C-III, D-I |
Match the following
| List-I | List-II | ||
| (a) | Physalia | i. | Pearl oyster |
| (b) | Limulus | ii. | Portuguese Man of War |
| (c) | Ancylostoma | iii. | Living fossil |
| (d) | Pinctada | iv. | Hookworm |
Choose the correct answer from the options given below:
| Options: | (a) | (b) | (c) | (d) |
| 1. | ii | iii | iv | i |
| 2. | i | iv | iii | ii |
| 3. | ii | iii | i | iv |
| 4. | iv | i | iii | ii |
Match the following organism with their respective characteristics:
| Column-I | Column-II | ||
| (a) | Pila | (i) | Flame cells |
| (b) | Bombyx | (ii) | Comb plates |
| (c) | Pleurobrachia | (iii) | Radula |
| (d) | Taenia | (iv) | Malpighian tubules |
Select the correct option from the following:
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (ii) | (iv) | (i) |
| 2. | (iii) | (ii) | (i) | (iv) |
| 3. | (iii) | (iv) | (ii) | (i) |
| 4. | (ii) | (iv) | (iii) | (i) |
Match the following genera with their respective phylum:
| Column-I | Column-II | ||
| (a) | Ophiura | (i) | Mollusca |
| (b) | Physalia | (ii) | Platyhelminthes |
| (c) | Pinctada | (iii) | Echinodermata |
| (d) | Planaria | (iv) | Coelenterata |
| Options: | (a) | (b) | (c) | (d) |
| 1. | iv | i | iii | ii |
| 2. | iii | iv | i | ii |
| 3. | i | iii | iv | ii |
| 4. | iii | iv | ii | i |
The figure shows four animals (a), (b), (c) and (d). Select the correct answer with respect to a common characteristic of two of these animals:
| (a) | (b) | ||
| (c) | (d) |
| 1. | (c) and (d) have a true coelom |
| 2. | (a) and (d) respire mainly through body wall |
| 3. | (b) and (c) show radial symmetry |
| 4. | (a) and (b) have cnidoblasts for self-defence |
| 1. | Arthropoda - The body is divided into a head, thorax, abdomen and respiration by mouth |
| 2. | Chordata - Notochord at some stage and separate anal and urinary openings to the outside |
| 3. | Echinodermata – Pentamerous radial symmetry and mostly internal fertilization |
| 4. | Mollusca - Normally oviparous and developed through a trochophore or veliger larva |
Which one of the following pairs is mismatched?
| 1. | Pila globosa - pearl oyster | 2. | Apis indica- honey bee |
| 3. | Laccifer lacca- lac insect | 4. | Bombyx mori- silkworm |
Which one of the following is a matching set of a phylum and its three examples?
1. Cnidaria- Bonellia, Physalia, Aurelia
2. Platyhelminthes- Planaria, Schistosoma, Enterobius
3. Mollusca- Loligo, Teredo, Octopus
4. Porifera- Spongilla, Euplectella, Pennatula