The innermost layer of pollen chamber, which acts as nutritive layer is called:

Stigmas are large and sticky in case of

Jasmine, Chrysanthemum etc is  grown with the help of

Tapetum around the pollen sac is meant for

The 3rd integument in the ovule is called.

When micropyle and chalaza lie in straight line, the ovule is said to be

Nuclear division first and cytokinesis begins from the periphery towards centre in the endosperm development is called