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Which one of the following is resistant to enzyme action?
Options
(a) Cork
(b) Wood fibre
(c) Pollen exine
(d) Leaf cuticle
Correct Answer:
Pollen exine
Explanation:
Pollen exine is resistant to enzyme action. The hard outer layer called the exine is made up of sporopollenin which is one of the most resistant organic material known. It can withstand high temperatures and strong acids and alkali. No enzymes that degrades sporopollenin is so far known.
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Question Type: Memory
(969)
Difficulty Level: Easy
(1013)
Topics: Structural Organisation In Plants
(246)
Subject: Biology
(4113)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In dicot stem,vascular bundles are conjoint,collateral and open whereas
- A sequential expression of a set of human genes
- The agency responsible for seed dispersal in cotton poppy and orchids is
- Lack of pulmonary surfactant produces
- Excretory system of Ascaris lumbricoides is made up of
Question Type: Memory (969)
Difficulty Level: Easy (1013)
Topics: Structural Organisation In Plants (246)
Subject: Biology (4113)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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