HORTICULTURE

HORTICULTURE SCIENCE

PLANT BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the function of cotyledon?
A
proctect the seed
B
small holes that enable water and air to enter the seed
C
stores food
D
embryo that develops into root
Explanation: 

Detailed explanation-1: -Cotyledons help supply the nutrition a plant embryo needs to germinate and become established as a photosynthetic organism and may themselves be a source of nutritional reserves or may aid the embryo in metabolizing nutrition stored elsewhere in the seed.

Detailed explanation-2: -What is Cotyledon? Cotyledon refers to the significant part of the embryo found within the seed. It is the first and the tender leaf that emerges when the seed germinates. It is also called the storage unit of a seed, as it provides nutrients to the different parts of an embryo.

Detailed explanation-3: -The seeds that store their food in cotyledons are known as non-endospermic seeds. they are also called exalbuminous seeds. As legumes are seeds with two cotyledons, they are known as dicotyledons, they store their food in their cotyledon and not in the endosperm. Hence they are called exalbuminous seeds.

Detailed explanation-4: -Cotyledon is the seed leaf within the embryo of a seed. This is because they supply food to the baby plant coming out during the seed germination. > Those seeds that have a single cotyledon are called monocot seeds, such as wheat, rice, maize, etc.

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