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प्रश्न
Autogamy can occur in a chasmogamous flower if ______.
विकल्प
Pollen matures before maturity of ovule
Ovules mature before maturity of pollen
Both pollen and ovules mature simultaneously
Both anther and stigma are of equal lengths.
उत्तर
Autogamy can occur in a chasmogamous flower if both pollen and ovules mature simultaneously.
APPEARS IN
संबंधित प्रश्न
Geitonogamous flowering plants are genetically autogamous but functionally cross-pollinated. Justify.
Can cross-pollination occur in cleistogamous flowers? Give reason for your answer.
Add a note on pollination mechanism in Salvia.
Find the odd-one out, giving reason:
Ovary, style, pollen grain, stigma
Pollination by water occurs in ______.
During Hybridization process anther of the bisexual flower is removed before it dehisces is called ______.
In the dioecious aquatic plant shown, identify the characteristics of the male flowers that reach the female flowers for pollination:
| Size of the flower | Colour of flower | The characteristic feature of pollen grain | |
| A | small | brightly coloured | Lightweight and non-sticky |
| B | large | colourless | large and sticky |
| C | small | white | small, covered with mucilage |
| D | large | colourless | non-sticky |
Choose the correct statement from the following:
Describe any three adaptations in hydrophilous flowers.
Name the pollinating agent of a flowering plant with large and coloured flowers with sticky stigma. State one characteristic feature of the pollen grains produced in such flowers.
