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NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
1
Medium
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Understanding
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(S-I): Ctenophores exhibit bilateral summetry.
(S-II): Bioluminesence is weel marked in Ctenophores.
(S-II): Bioluminesence is weel marked in Ctenophores.
View answer and explanation
Correct option: C
S-I is false and S-II is true
Option C (S-I is false and S-II is true) is correct because Ctenophores exhibit radial symmetry, not bilateral symmetry, and bioluminescence is a well-marked characteristic of Ctenophores.
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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?