Multiple Choice Questions

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Respiration in Ascaris is

  • aerobic respiration

  • anaerobic respiration

  • Both (a) and (b)

  • None of the above


C.

Both (a) and (b)

Respiration in Ascaris is both anaerobic and aerobic. It occurs in different conditions.

In the process of anaerobic respiration, glycogen undergoes glycolysis to yield carbon dioxide, fatty acids and energy. The main fatty acids which are produced include valerianic butyric and caproic acids. These are excreted through cuticle and these impart a characteristic smell like that of a canned pineapple.


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Select the correct set of animals of Class- Mammalia.

  • Lion, bat, whale, ostrich

  • Whale, bat, kangaroo, hippopotamus

  • Lion, hippopotamus, penguin, bat

  • Hippopotamus, penguin, whale, kangaroo


Comb jelly is member of phylum

  • Mollusca

  • Echinodermata

  • Coelenterata

  • Ctenophora


Jaws present in which of the following?

  • Herdmania

  • Fishes

  • Petromyzon

  • Amphioxus


Which of the following is not insect?

  • Spider

  • Grasshopper

  • Fly

  • Bee


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Microlecithal eggs are present in

  • Insects

  • Aves

  • Fishes

  • Mammals


Digestion in Leucosolenia and other sponges is

  • only extracellular

  • only intracellular

  • first extracellular, then intracellular

  • first intracellular, then extracellular


A cysticerous in pig muscles can remain alive for

  • six months

  • one year

  • six years

  • one month


Tube within tube plan is exhibited by which of the following groups of animals?

  • Arthropods

  • Cephalochordates

  • Annelids

  • Mollusca


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Molluscan blood contains

  • haemoglobin

  • haemozoin

  • haemocyanin

  • All of these


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