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ICSE Class 9 Answered

How are seeds classified on the basis of endosperm?
Asked by Topperlearning User | 04 May, 2016, 09:17: AM
answered-by-expert Expert Answer

On the basis of endosperm, seeds are classified into two types:

(1) Albuminous/Endospermic seeds: The endosperm is large, thick and fleshy. It serves as the food source for the developing embryo. The cotyledons are thin and  membranous. They absorb food from the endosperm and supply it to the growing embryo.

E.g. Dicot albuminous seeds: Poppy, Custard apple, Muskmelon, Fenugreek

       Monocot albuminous seeds: Cereals, Millets, Palm, Onion

 

(2) Exalbuminous/Non-endospermic seeds: The cotyledons store food and become thick and fleshy.

E.g. Dicot exalbuminous seeds: Gram, pea, Mango, Mustard, Soybean

       Monocot exalbuminous seeds: Orchid, Amorphophallus, Vallisneria

Answered by | 04 May, 2016, 11:17: AM

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