Q. No.Which group of animals belong to the same phylum?
1. Earthworm, Pinworm, Tapeworm
2. Prawn, Scorpion, Locusta
3. Sponge, Sea anemone, Starfish
4. Malarial parasite, Amoeba, Mosquito
1. Earthworm, Pinworm, Tapeworm
2. Prawn, Scorpion, Locusta
3. Sponge, Sea anemone, Starfish
4. Malarial parasite, Amoeba, Mosquito
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In which one of the following, the genus name, its two characters and its, class/phylum are correctly matched?
| Genus name | Two characters | Class/phylum | ||
| 1. | Ascaris | (a) (b) |
Body segmented Males and females distinct |
Annelida |
| 2. | Salamandra | (a) (b) |
A tympanum represents ear Fertilization is external |
Amphibia |
| 3. | Pteropus | (a) (b) |
Skin possesses hair Oviparous |
Mammalia |
| 4. | Aurelia | (a) (b) |
Cnidoblasts Organ level of organization |
Coelenterata |
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Match the name of the animal (column I), with one characteristics (column II), and the phylum/class (column III) to which it belongs
|
Column I |
Column II |
Column III |
|
|
1. |
Ichthyophis |
terrestrial |
Reptilia |
|
2. |
Limulus |
body covered by chitinous exoskeleton |
Pisces |
|
3. |
Adamsia |
radially symmetrical |
Porifera |
|
4. |
Petromyzon |
ectoparasite |
Cyclostomata |
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Which of the following statements is not true about Nematodes?
1. They are bilaterally symmetrical, un-segmented worms
2. They are covered with a flexible, thick cuticle that is molted four times as they grow
3. They possess cilia or flagella on their reproductive cells
4. They possess a hydrostatic skeleton
Radially symmetrical animals:
1. Are all triploblastic
2. Tend to be sessile and passively floating
3. Have a definite head and a brain
4. Have an anterior and a posterior end
Perhaps the biggest reason for the enormous success of Arthropods is?
| 1. | Chitinous exoskeleton | 2. | Diverse appendages |
| 3. | Respiration by tracheoles | 4. | Internal fertilization |
Approximately what percentage of existing animal species are invertebrates?
| 1. | 20% | 2. | 50% |
| 3. | 70% | 4. | 95% |
Which one of the following statements is incorrect?
| 1. | In cockroaches and prawns, excretion of waste material occurs through malpighian tubules. |
| 2. | In ctenophores, locomotion is mediated by comb plates. |
| 3. | In Fasciola flame cells take part in excretion. |
| 4. | Earthworms are hermaphrodites and yet cross fertilization take place among them. |
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Match the following list of animals with their level of organization.
| Division of Labour | Animal | ||
| A. | Organ level | i. | Pheritima |
| B. | Cellular aggregate level | ii. | Fasciola |
| C. | Tissue level | iii. | Spongilla |
| D. | Organ system level | iv. | Obelia |
Choose the correct match showing division of labour with animal example:
| i | ii | iii | iv | |
| 1. | B | C | D | A |
| 2. | B | D | C | A |
| 3. | D | A | B | C |
| 4. | A | D | C | B |
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Identify the correct statement:
1. All pseudocoelomates are protostomes
2. All bilaterally symmetrical animals have a coelom
3. All animals have at least a tissue grade organization
4. All radially symmetrical animals are diploblastic
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