Animal Classification by MCQs with Answers

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Shedding of feathers by birds is called moulting, and the general term for shedding outer body layers in animals (including reptiles and insects) is ecdysis — so the correct answer is Both a and b.

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The biological species concept is inadequate for grouping asexual organisms because it defines species based on reproductive isolation and interbreeding, which does not apply to organisms that reproduce without mating.

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Chemical signals between individuals of the same species are called pheromones.

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Major Carps are running water breeders as they require flowing water conditions for successful spawning.

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The type of cultural transmission in which young animals learn from adults other than their parents is called oblique transmission.

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Catla catla is a surface feeder.

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Dispersal of animals without the assistance of any external factor is called Active Dispersal.

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Intensive fish culture means the culture of fish in controlled conditions where inputs like feed, aeration, and water quality are managed for maximum yield.

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Fertilization in frogs is an example of sexual reproduction, not asexual reproduction.

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The primary cause of mimicry is concealment, as organisms imitate the appearance of other species or their surroundings to hide from predators or prey.