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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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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
- Select important features distinguishing Gnetum from Cycas and Pinus
- A certain road accident patient with unknown blood group needs immediate blood
- Sea weeds are a source of
- A sedentary sea anemone gets attached to the shell lining of hermit crab
- Plants can be cultivated in soilless medium where all required nutrients are
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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