The pollen grains of rice and wheat lose their viability in minutes of their release
The pollen grains of rice and wheat lose their viability in minutes of their release
$30$
$10$
$60$
$90$
Solution
Pollen viability is the period for which pollen grains retain the ability to germinate. Pollen viability is little in flowers which are pollinated in bud condition. It is 30 minutes in rice and wheat. It depends upon environmental conditions of temperature and humidity.
