Which of the following combinations of floral characteristics would MOST effectively promote cross-pollination?
Monoecy, self-compatibility, and homogamy
Dioecy, self-incompatibility, and protandry
Cleistogamy, self-compatibility, and protogyny
Hermaphroditism, self-compatibility, and synchronized pollen and stigma maturity
Related Questions
Study the following and find correct option
I. Tapetum nurishes the developing pollen grain
II. Hilum represents the junction between ovule and funicle
III. In aquatic plants such as water hyacinth and lilly pollination is by water
IV. The primary endosperm nucleus is triploid
I and II
I, II and IV
II, III and IV
II and IV
Mark the statement not true for an anatropous ovule.
Encloses single female gametophyte
The micropyle lies close to hilum
Its body is made of parenchymatous nucellus
Ploidy of funicle, nucellus and all cells of embryo sac are same
The body of the ovule is fused with in the funicle at
Hilum
Micropyle
Nucellus
Chalaza
