Everyday Science · Zoology & Animal Kingdom · page 20 of 46

Classes of Animals MCQs with Answers

Includes 25 past paper MCQs (marked).

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Classes of Animals MCQs (191–200)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

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191.
Which of the following mammals are oviparous (egg-laying)?
Correct Answer: B. Platypus
One-liner
The platypus is one of the rare oviparous (egg-laying) mammals, belonging to the group called monotremes.
192.
Hirudinaria is included in phylum _?
Correct Answer: A. Annelida
One-liner
Hirudinaria (the Indian cattle leech) belongs to phylum Annelida.
193.
Which of the following has three hearts?
Correct Answer: D. All of these
One-liner
Octopus, squid, and cuttlefish all belong to the cephalopod class and each has three hearts.
194.
Arthropods can be characterized by all of the following except:
Correct Answer: C. A water vascular system
One-liner
Arthropods are characterized by jointed appendages, a chitinous exoskeleton, and a segmented body, but a water vascular system is a feature of echinoderms (e.g., starfish), not arthropods.
195.
Marsupials are only confined to the ?
Correct Answer: A. Australian region
One-liner
Marsupials are only confined to the Australian region.
196.
Animals having post anal tail is ?
Correct Answer: A. Lizard
One-liner
Animals having a post-anal tail include Lizard, as it belongs to the phylum Chordata and subphylum Vertebrata.
197.
If all mammals are warm-blooded and whales are mammals, are whales cold-blooded?
Correct Answer: B. No
One-liner
Whales are not cold-blooded because all mammals, including whales, are warm-blooded.
198.
In silk moth, the pairs of legs are _?
Correct Answer: C. 3
One-liner
In silk moth, the pairs of legs are 3.
199.
Which class of animal is specifically labeled in the images as having hair or fur?
Correct Answer: C. Mammals
One-liner
The class of animals characterized by having hair or fur is Mammals.
200.
Whales and seals use what to protect themselves from cold water?
Correct Answer: A. Blubber
One-liner
Whales and seals use blubber, a thick layer of fat beneath their skin, to protect themselves from cold water.

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Classes of Animals MCQs with Answers

Classes of Animals MCQs (191–200)

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