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Perisperm differs from endosperm in:
Options
(a) having no reserve food
(b) being a diploid tissue
(c) its formatting by fusion of secondary nucleus with several spersms
(d) being a haploid tissue
Correct Answer:
being a diploid tissue
Explanation:
Perisperm is remnants of nucellus which is diploid (2n) but endosperm is triploid (3n). Perisperm occurs in the seeds of Black perpper, coffee, castor, cardamum, Nymphaea. Endosperm is the food laden tissue which is meant for nourishing the embryo in seed plants. In angiosperms the endosperm is formed as a result of vegetative fertilization, triple fusion or fusion of a male gamete with diploid secondary nucleus of the central cell.
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- The guts of cow and buffalo possess:
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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
- Acid rain is caused by increase in the atmospheric concentration of:
- The guts of cow and buffalo possess:
- Which of the following flowers only once in its lifetime
- As temperature changes from 3°C to 45°C, the rate of enzyme activity will
- Which part of the human ear plays no role in hearing as such but is otherwise
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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