Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?
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A common feature of tracheae of Cockroach and mammal is that both have |
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Which of the followings is a diploblastic, radially symmetrical animal? |
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Which of the following is non poisonous snake? |
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Which of the following animal is not a vertebrate? |
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Which kind of symmetry occurs in sea anemone? |
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In a sponge which of the followings are responsible for maintaining the current of water? |
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Which of the following reptiles has four chambered heart? |
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Which is non poisonous? |
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Cold blooded animals are |
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Which is a living fossil? |
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