Pollen grains in plants that are transferred via wind are heavy and thorny.

What is pollination?</h2></div>

Lever mechanism of pollination is observed in<br> </h2></div>

<div>Embryo without plumule, radicle and cotyledon is formed in</div></h2></div>

Cruciferae belongs to<br> </h2></div>

__ underwater plant has male and female parts in the same flower.

How does 'A' reaches part 'B'?</h2><div class="Question_backgroundImg__6PgwQ"><img loading=&quo…

Pollen grains are able to withstand extremes of temperature and desiccation because their exine is com…