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Question

One of the most resistant biological materials known is

A
Sporopollenin
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B
Hemicellulose
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C
Lignocellulose
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D
Lignin
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Solution

The correct option is B Sporopollenin
Pollen grain is cover with a membrane called exine which is resistant to chemical and microbial decomposition with the presence of a biological material known as Sporopollenin.
So the correct option is 'Sporopollenin.'

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