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Animal Kingdom MCQ - Multiple Choice Question and Answer

Animal Kingdom MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 1
When any plane passing through the central axis of the body divides the organism into two identical halves, the organism is called ___________.

radially symmetrical
bilaterally symmetrical
asymmetrical
metamerically segmented

Question No : 2
Animals like annelids, arthropods, etc. where the body can be divided into identical left and right halves in only one plane, exhibit___________symmetry.

radial
bilateral
asymmetrical
non- symmetrical

Question No : 3
Which of the following is a fresh water sponge?

Sycon
Euspongia
Spongilla
Pleurobrachia

Question No : 4
Few cnidarians like corals have a skeleton composed of

calcium hydroxide
calcium sulphate
calcium carbonate
sodium bicarbonate

Question No : 5
Meandrina (brain coral) belongs to phylum

porifera
coelenterata
ctenophora
platyhelminthes

Question No : 6
In ctenophora, the body bears _______ external rows of ciliated comb plates, which help in locomotion.

five
six
seven
eight

Question No : 7
Flame cells present in platyhelminthes, are specialized in

respiration and absorption.
osmoregulation and circulation.
respiration and excretion.
osmoregulation and excretion.