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11th Maharashtra Board
IMPORTANT
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Chitinous exoskeleton is a characteristic of _____.

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Important Questions on Kingdom Animalia

MEDIUM
11th Maharashtra Board
IMPORTANT

Reptiles are known for having three chambered heart. Which animal shows a near four chambered condition in reptiles?

MEDIUM
11th Maharashtra Board
IMPORTANT

The circulatory system has evolved from open to closed type in Animal kingdom. Which Phylum can be called first to represents closed circulation?

MEDIUM
11th Maharashtra Board
IMPORTANT

Pinna is part of external ear and it is found in mammals. Do aves and reptiles show external ear in any form?

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11th Maharashtra Board
IMPORTANT
Fish and frogs can respire in water. Can they respire through their skin? If yes, why do they have gills?
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11th Maharashtra Board
IMPORTANT

Birds need to keep their body light to help in flying. Hence, they show presence of some organs only on one side. How their skeleton helps in reducing their weight?

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11th Maharashtra Board
IMPORTANT
Cnidarians and Ctenophorans are both diploblastic. Which other character do they have in common, which is not found in other Phyla?
MEDIUM
11th Maharashtra Board
IMPORTANT

Crab and snail both have a protective covering. Is it made up of the same material?

MEDIUM
11th Maharashtra Board
IMPORTANT

Sponge and sea star show calcareous protective material. Do they belong to the same Phylum?