Self pollination in addition to Cross pollination: Major differences Self pollination Cross pollination 1. Pollen grains are transferred to stigma of same or genetically like flower. Pollen grains are transferred to stigma of genetically dissimilar flower 2. Anthers in addition to stigma mature simultaneously They mature at dissimilar fourth dimension i.e, protandry in addition to protogyny 3. It occurs inwards opened upward equally good equally unopen flower It occurs exclusively inwards opened upward flower 4. It is real economical for plants It is non economical equally the constitute has to create large pose out of pollen grains, nectar, smell in addition to colouration 5...