10. “Cleistogamous flowers are invariably autogamous because” (a) These flowers do not open at all. (b) There is no chance of cross – pollen landing on the stigma. (c) These flowers have exposed anthers and stigma. (d) These flowers are wind pollinated. Answer : (a) These flowers do not open at all....
Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by: (1) Bee (2) Wind (3) Bat (4) Water Answer : (2) Wind...
The pollen grains of flowers pollinated by insects are : (1) smooth and dry (2) rough and sticky (3) rough and dry (4) large and showy Answer : rough and sticky...
What are cleistogamous flowers? Answer : Ans: The flower which are always closed and shows autogamy is known as cleistogamous flower....
22. Assured seed set is by ... b) Geitonogamous flowers b) Chasmogamous flowers c) Cleistogamous flowers Answer : c) Cleistogamous flowers...
50.5k questions
47.1k answers
240 comments
7.0k users
