Q. No.
Which of the following is not a character of deuterostomes?
1. Radial cleavage
2. Schizocoelous coelom
3. Indeterminate cleavage
4. Blastopore forms anus
Icthyophis is a/an:
| 1. Tunicate chordate | 2. Flightless bird |
| 3. Limbless amphibian | 4. Egg-laying mammal |
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Which of the following does not belong to Protostomia?
1. Annelids
2. Mollusks
3. Echinoderms
4. Arthropods
Approximately what percentage of existing animal species are invertebrates?
| 1. | 20% | 2. | 50% |
| 3. | 70% | 4. | 95% |
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In some animal groups, the body is found divided into compartments with at least some organs/origin repeated.
This characteristic feature is named
1. Segmentation
2. Metamerism
3. Metagenesis
4. Metamorphosis
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Given below are types of cells present in some animals. Each one is specialized to perform a single specific
function expect
1. Choanocytes
2. Interstitial cells
3. Gastrodermal cells
4. Nematocytes
Which one of the following sets of animals share a four chambered heart?
1. Amphibians, 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
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