Pollination: Types and Agencies
Pollination: Types and Agencies: Overview
This Topic covers sub-topics such as Pollination, Self Pollination, Cross Pollination, Anemophily, Entomophily, Geitonogamy, Autogamy, Agents of Pollination, Ornithophily, Hydrophily, Xenogamy, Chiropterophily, Epihydrophily and, Hypohydrophily
Important Questions on Pollination: Types and Agencies
The process that is functionally similar to cross pollination and genetically similar to self-pollination is called:
Which of the following are adaptive floral characteristics of a wind pollinated plant?
The agents of cross-pollination are
Which of the following plants are water pollinated?
In which of the following plants, their flowers would favour cross pollination:
The pollen tube usually enters the embryo sac
Pollination occurs in
Large, colourful, fragrant flowers with nectar are seen in:
What is the function of tassels in the corn cob?
Plants that are pollinated by wind show:
I. Light and sticky pollen grains.
II. Long and dry pollen grains.
III. Well-exposed stamens and feathery stigma.
IV. Often have single ovule in each ovary.
V. Numerous flowers packed into an inflorescence.
Pollen pistil interaction is dynamic process. What is the meanings if dynamic here?
Match the following:
| List-I | List-II | ||
| A) | Viola | I) | Transfer of pollen from one flower to the stigma of another flower |
| B) | Abiotic pollination | II) | Anemophily |
| C) | Xenogamy | III) | Vallisneria |
| D) | Epihydrophily | IV) | Chasmogamy and cleistogamy |
The correct match is:
In pansy flower, the stigma is covered by a hood to deny the entrance of same flower anther, then how does the other flower pollen enter it??
Papaya plants exhibit xenogamy only. Why?
Insect pollinated flowers usually possess:
Which one of the following is correct for animal pollinated plants?
The reward produced by plants to their animal visitors is in the form of
Insect pollinated plants are
Which of the following is functionally cross-pollination and genetically self-pollination?
Stigma of wind-pollinated plants are:
