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NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
1
Hard
1 of 1
Understanding
+4 | -1
[A]: Fasciola is hermaphrodite.
[R]: Gonads are well developed and the male and female genital ducts open into a common genital atrium.
[R]: Gonads are well developed and the male and female genital ducts open into a common genital atrium.
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Correct option: A
Both A and R are true and R is the correct explanation of A
Option A (Both A and R are true and R is the correct explanation of A) is correct because Fasciola (liver fluke) is indeed hermaphrodite (possessing both male and female reproductive organs), and the reason correctly explains why: its gonads are well-developed, and both male and female genital ducts open into a common genital atrium.
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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?
