Trace the development of polyploidal cell that is formed after double fertilisation in a non-albuminous seed and albuminous seed.

Name any two albuminous seeds.

Name any two ex-albuminous seeds.

None-albuminous seed is produced in

In an embryo sac, the cells that degenerate after fertilisation are:

Endosperm a product of double fertilization is angiosperms is absent in the seeds of

Long Answer Questions Five mark Each QUESTIONS FROM CBSE BOARD EXAMINATIONS : (a) Draw a diagrammatic sectional view of a mature anatropous ovule and label the following parts in it: (i) that develops into seed coat. (ii) that develops into an embryo after fertilization. (iii) that develops into an endosperm in an albuminous seed. (iv) through which the pollen tube gains entry into the embryo sac. (v) that attaches the ovule to the placenta (b) Describe the characteristic features of wind pollinated flowers.

Which one of the follwing is converted into seed after fertilization?

What do the following parts of a flower develop after fertilisation? Ovary.