Question

give reason why groundnut seeds are exalbuminous and castor seeds are albuminous

Answer 1

groundnut seed are exalbuminous because the developing embryo feed on the endosperm and complete consumes it whereas castor are albuminous because the embryo does not consume the entire endosperm

Answer 2

Answer:

Groundnut do not have residual endosperm as it is completely consumed during embryo development, hence it is known as ​Exalbuminous seed. Castor retains a part of endosperm as it is not completely used up during embryo development, hence it is known as Albuminous seed.