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An organic substance that can withstand environmental extremes and cannot be degraded by any enzyme is:
Options
(a) Cuticle
(b) Sporopollenin
(c) Lignin
(d) Cellulose
Correct Answer:
Sporopollenin
Explanation:
Sporopollenin is fatty substance present in pollen wall and provides resistance against extreme condition like high temperature, acid, bases.
Related Questions: - The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single
- Which one of the following is an example of carrying out biological control of
- In vitro clonal propagation in plants is characterized by:
- For production of haploids, we culture
- Which of the following does not favour the formation of large quantities of dilute urine?
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Reproduction In Plants
(48)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single
- Which one of the following is an example of carrying out biological control of
- In vitro clonal propagation in plants is characterized by:
- For production of haploids, we culture
- Which of the following does not favour the formation of large quantities of dilute urine?
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Reproduction In Plants (48)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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