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Which of the following statements about Sporopollenin is correct?
Options
(a) Sporopollenin can withstand high temperatures but not strong acids
(b) Sporopollenin can be degraded by enzymes
(c) Sporopollenin is made up of inorganic materials
(d) Sporopollenin can withstand high temperatures as well as strong acids and alkalis
Correct Answer:
Sporopollenin can withstand high temperatures as well as strong acids and alkalis
Explanation:
Pollen grains are generally spherical and a prominent two-layered wall. The hard outer layer called the exine is made up of sporopollenin which is one of the most resitant organic material known. It can withstand high temperatures and strong acids and alkali.
Related Questions: - Which of the following groups of plants depends on free water for fertilisation
- The enzyme that increases the reaction rate between CO₂ and H₂O in red blood cells
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Topics: Reproduction In Plants
(48)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following groups of plants depends on free water for fertilisation
- The enzyme that increases the reaction rate between CO₂ and H₂O in red blood cells
- Lenticels help in gaseouss exchange and lenticular transpiration
- In crop improvement programmes, virus free clones can be obtained through
- Territoriality occurs as a result of
Topics: Reproduction In Plants (48)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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