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NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
1
Medium
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Understanding
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Read the following statements about Echinoderms and choose the option that correctly fill the blanks A and B.
Adult enchinoderms show A symmetry, but their larvae show B symmetry.
Adult enchinoderms show A symmetry, but their larvae show B symmetry.
View answer and explanation
Correct option: C
(A) – Radial; (B) – Bilateral
Option C ((A) – Radial; (B) – Bilateral) is correct because adult echinoderms typically exhibit radial symmetry, while their larvae exhibit bilateral symmetry.
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b) A post anal tail is present in all adult urochordates.
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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?