Q. No.In some animal groups, the body is found divided into compartments with at least some organs. This characteristic feature is called
1. Segmentation
2. Metamerism
3. Metagenesis
4. Metamorphosis
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Given below are types of cells present in some animals. Which of the following cells can differentiate to perform different functions?
1. choanocytes
2. interstitial cells
3. gastrodermal cells
4. nematocytes
Which one of the following sets of animals share a four chambered heart?
1. Amphibian, Reptiles, Birds
2. Crocodiles, Birds, Mammals
3. Crocodiles, Lizards, Turtles
4. Lizards, Mammals, Birds
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Which of the following pairs of animals has non-glandular skin?
1. Snake and frog
2. Chameleon and turtle
3. Frog and pigeon
4. Crocodile and tiger
Birds and mammals share one of the following characteristics as a common feature.
1. Pigmented skin
2. Pneumatic bones
3. Viviparity
4. Warm blooded body
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Which one of the following sets of animals belong to a single taxonomic group?
| 1. | Cuttlefish, jellyfish, silverfish, dogfish, starfish |
| 2. | bat, pigeon, butterfly |
| 3. | Monkey, chimpanzee, man |
| 4. | Silkworm, tapeworm, earthworm |
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Which one of the following statements is incorrect?
| 1. | Mesoglea is present in between ectoderm and endoderm in Obelia |
| 2. | Asterias exhibits radial symmetry |
| 3. | Fasciola is a pseudocoelomate animal |
| 4. | Taenia is a triploblastic animal |
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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 takes place among them.
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