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Question

Which of the following pairs are correctly matched?
A. Crocodile 4-chambered heart
B. Sea Urchin Parapodia
C. Obelia Metagenesis
D. Lemur Thecodont

A
Only A and B
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B
A, C and D
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C
B, C and D
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D
Only A and D
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Solution

The correct option is A Only A and B
  • Reptiles have two chambered heart accept crocodiles which have four chambered heart.
  • In obilia alternation of generation is called metagenesis in which an asezual polyploid generation appears to alternate regularly with a sexual medusoid generation.
  • Thecodont dentition is found in mammals.
  • So, (D) is the correct answer.

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