Question

difference between pollination and fertilization ( minimum 6 points)

Answer 1

BASIS FOR COMPARISONPOLLINATIONFERTILIZATIONMeaningThe process of transfer of pollen from the male parts (anther) of a flower to the female part (stigma) of the same or different flower is called as pollination.Whereas the fertilization is the common process, involving the union of the male gamete (sperm) and female gamete (egg). 
Pollen tubeNo formation of the pollen tube.Formation of pollen tube which helps in transferring of male gametes up to an egg cell.Kind of mechanismIt is an external mechanism and takes place on the outer part of a flower.It is an internal mechanism and takes place inside the flowers.Time of processPollination takes place before fertilization.Fertilization takes place after pollination.TypeTwo types:
Self-pollination.
Cross-pollination.No types.It occurs inPollination occurs in flowering plants only.Fertilization is followed by almost every plant and living being present on earth.External FactorsRequired pollination agent (external factors).No external factors.