Rarely among angiosperms,the pollen grains influence the endosperm. This is called as:

In which of the following plants is 'dioecy' observed?

Identify the correct ratio of male gametes,vegetative cells,generative cells and microspore mother cells produced in a microsporangium if $80$ pollen grains are released from it.

Which of the following represents the correct sequence of phases in the life cycle of wheat? [where $J$ - Juvenile phase,$R$ - Reproductive phase,$I$ - Interflowering period,$G$ - Gap phase,$S$ - Senescence,$V$ - Vegetative phase]

Arrange the following terms in the correct developmental sequence: Pollen grain, sporogenous tissue, microspore tetrad, pollen mother cell, male gametes.

Which of the following statements is true?