In plants like wheat and maize, the male and female reproductive organs are present in separate flowers on the same plant. Such plants are called:

Study of pollen is called

The process by which seeds begin to grow into new plants is called:

Which of the layer has generally binucleted cells

The fusion of a male nucleus with the two polar nuclei to form the triploid primary endosperm nucleus occurs during

Which one is pollinated by water

The part of the seed that stores food for the developing embryo is the:

The edible part of the mango fruit is the result of the enlargement of the

Persistent nucellus in the seed is known as

In some plants, the process of self-pollination is prevented by the bending of the style. This phenomenon is known as

The female gametophyte in angiosperms is commonly referred to as:

The female gametophyte in angiosperms is commonly referred to as

Proximal end of the filament of stamen is attached to the

The process of growth of a pollen tube towards the ovule is known as

In the process of double fertilization in flowering plants, one male gamete fuses with the egg cell to form the:

The protective outermost layer of the ovule is called

The fusion of one male gamete with the egg cell and another male gamete with the two polar nuclei results in the formation of:

The opening through which the pollen tube enters the ovule during fertilization is called the:

Nuceluus is mass of tissue located

which of the following has proved helpful in preserving pollen as fossils?