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Question
Assertion (A): Collenchyma provides mechanical strength and flexibility.
Reason (R): It has thickened walls with lignin.
Options
Both A and R are true and R is correct explanation of the assertion.
Both A and R are true but R is not the correct explanation of the assertion.
A is true but R is false.
A is false but R is true.
MCQ
Assertion and Reasoning
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Solution
A is true but R is false.
Explanation:
Collenchyma provides support and flexibility, so A is true. Its cell walls are unevenly thickened with cellulose and pectin, not lignin; therefore, R is false.
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