In which of the following marine grasses does pollination occur via an abiotic agent?

In which characters do air-pollinated flowers differ from insect-pollinated ones?

Anemophily type of pollination is observed in......

Pollination is defined as ........

What is not required for the production of seeds in peanut $(Arachis \text{ } hypogaea)$?

An interesting modification of flower shape for insect pollination occurs in some orchids in which a male insect mistakes the pattern on the orchid flower for the female of his species and tries to copulate with it,thereby pollinating the flower. This phenomenon is called