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Pollination Free Doubts and Solutions

ICSE - IX - Biology - Pollination and Fertilisation

What is the real name of the flower volvulopsis nummularium and name the Specific agent of its pollination?Also give some examples of didynamous flowers.

Asked by anubhavsinha.2013 26th June 2016, 7:41 PM
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ICSE - IX - Biology - Pollination and Fertilisation

What is herkogamy? Give one example.

Asked by Topperlearning User 4th May 2016, 6:48 AM
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ICSE - IX - Biology - Pollination and Fertilisation

Mention any two advantages of self pollination.

Asked by Topperlearning User 4th May 2016, 6:43 AM
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ICSE - IX - Biology - Pollination and Fertilisation

State three advantages of cross-pollination.

Asked by Topperlearning User 4th May 2016, 6:39 AM
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ICSE - IX - Biology - Pollination and Fertilisation

Which types of cross-pollinated plants have these characters? (a) Flowers tend to be in clusters(b) Flowers are not brightly coloured and are often dull green(c) Flowers remain floating below the surface of water

Asked by Topperlearning User 4th May 2016, 6:38 AM
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ICSE - IX - Biology - Pollination and Fertilisation

What are the disadvantages of self-pollination?

Asked by Topperlearning User 4th May 2016, 6:37 AM
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ICSE - IX - Biology - Pollination and Fertilisation

Write one similarity each: (a) Heterostyly and Herkogamy(b) Dahlia and Orchid

Asked by Topperlearning User 4th May 2016, 6:37 AM
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ICSE - IX - Biology - Pollination and Fertilisation

What are the advantages and disadvantages of cross pollination?

Asked by rpadhial123 21st June 2014, 9:46 AM
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ICSE - IX - Biology - Pollination and Fertilisation

Define:(a) Allogamy(b) Geitonogamy(c) Autogamy

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - Pollination and Fertilisation

How are the given floral parts advantageous to the respective plants? (a) Long and feathery stigma(b) Brightly coloured petals(c) Smooth and light pollen(d) Protruding and easily movable anthers(e) Fragrant nectar

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - Pollination and Fertilisation

(a) What are the two types of pollination? (b) In what kind of plants can self-pollination occur? (c) What is cleistogamy?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - Pollination and Fertilisation

Write any two adaptations of insect-pollinated and water-pollinated plants?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - Pollination and Fertilisation

How can you say that nature favours cross-pollination? Give any three examples.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - Pollination and Fertilisation

Name the agents of pollination for the following plants: (a) Rafflesia  (b) Hydrilla    (c) Maize     

Asked by Topperlearning User 4th June 2014, 1:23 PM
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