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NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
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Understanding
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The combination of a true coelom and repeating body segmentation allows the annelids (unlike the anatomically “simpler” worms) to do which of the following?
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Correct option: A
Attain complex body shapes and thus locomote more precisely
Option A is correct because the combination of a true coelom and segmentation allows for more precise and complex body movements by providing hydrostatic compartments and independent muscle control in each segment.
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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
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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?