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To remove seed dormancy by mechanically ...

To remove seed dormancy by mechanically removing the seed coat, is called

A

Straitification

B

Scarification

C

Vernalization

D

Photoperiodism

Text Solution

Verified by Experts

The correct Answer is:
B

Mechanical scarification (Rupturing of seed coats). In albuminous seeds, embryo not consumed all endosperm. So it presists in the mature seed. In these seeds food stored in endosperm. In castor, the cotyledons come above the surface of the soil into the air and light due to the rapid growth and elongation of the hypocotyls. The cotyledons turn green and finally dry up and fall off and seeding becomes an independent plant. It is a type of epigeal germination.
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