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प्रश्न
A particular species of plant produces light, non-sticky pollen in large numbers and its stigmas are long and feathery. These modifications facilitate pollination by ______.
पर्याय
Wind
Animals
Water
Insects
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उत्तर
A particular species of plant produces light, non-sticky pollen in large numbers and its stigmas are long and feathery. These modifications facilitate pollination by wind.
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संबंधित प्रश्न
Make a list of any three outbreeding devices that flowering plants have developed and explain how they help to encourage cross-pollination.
Describe the structure of its microsporangium.
When maturation time of reproductive parts in a flower is different.
Give four adaptations shown by flowers pollinated by wind.
What are the adaptations which are required in self-pollinated plants?
What are the different adaptations shown by bird-pollinated flowers?
Pollination by water occurs in ______.
During Hybridization process anther of the bisexual flower is removed before it dehisces is called ______.
The flower which does not open at all are called ______.
Pollination refers to the ______.
In which one of the following pollination is autogamous?
Autogamy can occur in a chasmogamous flower if ______.
Which of the following floral adapation are adapted by hydrophilous flowers?
Mention any one example of the anemophilous flower.
What are the major abiotic factors that influence habitat?
Complete the following table:
| Sr. | Type of pollination | Agent | Kind of flower | Examples |
| (i) | ______ | Wind | ______ | Maize |
| (ii) | Chiropterophily | ______ | Dull colour, with strong fragrance, abundant nectar | Adansonia |
| (iii) | Entamophily | Insects | ______ | Rose/Jasmine |
| (iv) | Ornithophily | ______ | Brightly coloured, large and showy. They secrete profuse, dilute n ectar | ______ |
Identify the set of correct statements:
- The flowers of Vallisneria are colourful and produce nectar.
- The flowers of waterlily are not pollinated by water.
- In most of water-pollinated species, the pollen grains are protected from wetting.
- Pollen grains of some hydrophytes are long and ribbon like.
- In some hydrophytes, the pollen grains are carried passively inside water.
Choose the correct answer from the options given below:
Anemophily is the process of pollination by which agent?
Hydrophily (Hypo) is characterized by which of the following conditions?
