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NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
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Assertion (A):- Arthropoda is the largest phylum of animals which includes insects
Reason (R):- Over 2-3rd of all named species on earth are Arthropods
Reason (R):- Over 2-3rd of all named species on earth are Arthropods
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Correct option: A
A and R are correct R is correct explanation for A
The correct answer is A (A and R are correct R is correct explanation for A) because Arthropoda is indeed the largest phylum, and this is due to their high species diversity.
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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.
d) Vertebrates have a ventral muscular heart with two, three or four chambers. Read the following organisms given in the below
Tapeworm, Roundworm, Hookworm, Threadworm
How many of the above mentioned parasites causes inflammation of the intestinal tract? What is left when bath-sponges dries up?
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.
d) Vertebrates have a ventral muscular heart with two, three or four chambers. Read the following organisms given in the below
Tapeworm, Roundworm, Hookworm, Threadworm
How many of the above mentioned parasites causes inflammation of the intestinal tract? What is left when bath-sponges dries up?