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Statement 1: |
The duck-billed platypus and the spiny ant-eater both are the egg-laying animals yet they grouped under mammals. |
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Statement 2: |
Both of them have seven cervical vertebrae and 12 pairs of cranial nerves. |
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a) |
Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1 |
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b) |
Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1 |
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c) |
Statement 1 is True, Statement 2 is False |
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d) |
Statement 1 is False, Statement 2 is True |
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Statement 1: |
The duck-billed platypus and the spiny ant-eater both are the egg-laying animals yet they grouped under mammals. |
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Statement 2: |
Both of them have seven cervical vertebrae and 12 pairs of cranial nerves. |
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a) |
Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1 |
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b) |
Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1 |
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c) |
Statement 1 is True, Statement 2 is False |
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d) |
Statement 1 is False, Statement 2 is True |
(a)
Spiny ant eater and duck-billed platypus belong to sub-class-Prototheria of class-Mammalia. These are connecting link between reptiles and mammals. Prototherians are egg laying mammals.