Wind pollinated flowers are
small, brightly coloured, producing large number of pollen grains
small, producing large number of dry pollen grains
large producing abundant nectar and pollen
small, producing nectar and dry pollen.
Which of the following four phases, in the post emergence life of an angiospermic plant, begins just after germination of seed and ends when the plant develops the capacity to reproduce
In angiosperm, all $4$ microspores of tetrad are covered by a layer which is formed by
In angiosperms the female gametophyte is also known as
If the developing microspore mother cells draw nourishment by contacting the tapetal cells, the type of tapetum is called
The embryo in sunflower has