Pollination occurs when a pollen grain
Matures and has three nuclei
Lands on a stigma
Releases its sperm nuclei
Releases its pollen tube nucleus
In which plants out breeding device prevent autogamy but not geitonogamy?
Bisexual flowers which never open, demonstrate
Ornithophily refers to the pollination by which of the following?
Which type of pollen grains are required for wind pollination ?
Explain pollination by animals with examples in detail.