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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.
Related Questions: - The number of floating ribs in the human body is
- Which one of the following is an example of carrying out biological control of
- In higher plants the shape of the chloroplast is
- Largest number of chloroplast is found in
- Addition or deletion of one or few chromosomes results in
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The number of floating ribs in the human body is
- Which one of the following is an example of carrying out biological control of
- In higher plants the shape of the chloroplast is
- Largest number of chloroplast is found in
- Addition or deletion of one or few chromosomes results in
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structural Organisation In Plants (243)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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