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Subject :NSO    Class : Class 6

Which of the following is not a structural adaptation?

ACamels have long eyelashes to protect their eyes from dust storm.
BSome animals migrate from less favourable to more favourable places in search of food and to escape harsh weather.
CStem of cactus becomes fleshy to store water and also performs photosynthesis.
DSome aquatic plants have reduced root system and dissected ribbon like leaves.


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