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NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
1
Hard
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Understanding
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Which of the following requires an invertebrate intermediate host?
I. Dugesia
II. Schistosoma
III. Echinococcus
IV. Ancylostoma
V. Wuchereria
I. Dugesia
II. Schistosoma
III. Echinococcus
IV. Ancylostoma
V. Wuchereria
View answer and explanation
Correct option: B
II and V
Option B (II and V) is correct because Schistosoma and Wuchereria require invertebrate intermediate hosts (snails and mosquitoes, respectively) to complete their life cycles.
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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?