List three strategies that a bisexual chasmogamous flower can evolve to prevent self pollination (autogamy).

Mention two strategies evolved to prevent self-pollination in flowers.

What are the possible types of pollinations in chasmogamous flowers ? Give reasons.

List the changes observed in angiosperm flower subsequent to pollination and fertilisation.

Which of the following statement is NOT true about the Mendel's selection of garden pea for his experiment write it. a. Well defined characters b. Bisexual flowers c. predominantly self fertilisation d. Cheap in cost

Undesirable cross pollination can be prevented during hybridization by

When the pollen grains are not trasferred from anthers to the stigma in a flower due to the barrier or fence it is reffered as (or when some natural barrier exists between androecium and gynoecium to chek self-pollination, it is known as)