Define angiosperms.

The male and female reproductive organs of several pteridophytes and gymnosperms are comparable to floral structures of angiosperms. Make an attempt to compare the various reproductive parts of pteridophytes and gymnosperms with reproductive structures of angiosperms.

State the economic importance of angiosperms.

How is the new plant developed in angiosperms?

Describe the development of seed and fruit in angiosperms.

Describe the development of male gametophyte in Angiosperms.

Describe the development of female gametophyte in Angiosperms.

Stomata in angiosperms open and close due to ........

The principle pathway of water translocation in angiosperms is............

State the significance of variations in the angiospermic plant.

Water conducting elements of Gymnosperms and primitive angiosperms are