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5.Morphology of Flowering Plants
normal
In which of the following plants, cotyledons form the first pair of leaves
A
Maize
B
Castor
C
Rice
D
Bean
(AIIMS-1992)
Solution
(b) In castor, the cotyledons come above the surface of the soil in to the air and light due to the rapid growth and elongation of the hypocotyl.
The cotyledons turn green and finally dry up and fall off and seedling becomes an independent plant.
It is a type of epigeal germination.
Standard 11
Biology
