NEET UG BIOLOGY MCQ: ANIMAL KINGDOM

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Understanding +4 | -1

Assertion (A): Dipnoisubclass of Pisces are rare class which has an evolutionary link between Pisces and Amphibia.
Reason (R): It helps in the maturation of embryo after fertilisation

View answer and explanation

Correct option: A

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

Option A (Both Assertion and Reason are true and Reason is the correct explanation of Assertion) is correct because Dipnoi (lungfishes) possess characteristics linking fishes and amphibians, and they provide protection for the developing embryo.

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Which one of the following in birds, indicates their reptilian ancestry The presence of the tube feet is a characteristic feature of the phylum Respiratory organs of Saccoglossus are Which of the following statements are true for the phylum – Chordata?
a) In Vertebrata the notochord is replaced by a cartilaginous or bony vertebral column in the adult.
b) A post anal tail is present in all adult urochordates.
c) In Cephalochordata, notochord is present only in larval tail.
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Tapeworm, Roundworm, Hookworm, Threadworm

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