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प्रश्न
Write two ways in which pollination may occur in plants.
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उत्तर
The two ways in which pollination may occur in plants are:
(a) Self-pollination.
(b) Cross-pollination
APPEARS IN
संबंधित प्रश्न
Complete the following chart and rewrite.
| Sr.No. | Agencies | type of pollination |
| 1 | Water | .................... |
| 2 | ........................... | Entomophily |
| 3 | Bat | .................... |
| 4 | ....................... | Ornithophily |
(Or)
Explain outbreeding devices in angiospermic plants.
Give one word/term for the following:
When stigma and anthers do not grow up to the same height, which favors only cross-pollination.
- Nucellus
- Antipodals
- Synergids
- Micropyle
Name the two types of pollination.
Describe the Advantages and Disadvantages of self-pollination to the Plant.
Match the Column I with Column II.
| Column I | Column II |
| A. Pea | (i) Xenogamy |
| B. Jawar | (ii) Epihydrophily |
| C. Maize | (iii) Anemophily |
| D. Vallis | (iv) Bisexual |
| E. Cannabis | (v) Geitonogamy |
Pollination in water lilies is carried out by ______.
Name the following:
Aquatic plants which are anemophilous.
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 | ______ |
Which type of pollination involves the transfer of pollen between different plants of the same species?
