In which of the following sets of families, the pollen grains are viable for months?

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.

An Intiative by Sri Chaitanya

Leguminosae, Solanaceae and Rosaceae

Brassicaceae, Liliaceae and Poaceae

Solanaceae, Poaceae and Liliaceae

Rosaceae, Liliaceae and Poaceae

answer is D.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

Detailed Solution

Pollen viability refers to the ability of pollen to germinate and grow once it lands on the stigma. The period of viability for pollen is highly variable. To an extent, it can be affected by the prevailing temperature and humidity.
In some members of Rosaceae, Leguminoseae and Solanaceae, pollen remains viable for months.
(1) In some members of Solanaceae, pollen viability can be maintained for months. In Liliaceae members, pollen viability ranges between a few days to a couple of weeks. Some Poaceae members loose viability within 30 minutes.
(2) In Brassicaceae plants, pollen viability ranges from several days to weeks.
(3) In members of Rosaceae, pollen viability is for a few months while some Poaceae members loose viability within 30 minutes.

Watch 3-min video & get full concept clarity