The egg apparatus is made up of two ________ and one ________ at the ________ end of the embryo sac.

(1) antipodals, egg cell, micropylar

(2) synergids, egg cell, chalazal

(3) egg cells, synergids, chalazal

(4) synergids, egg cells, micropylar

Subtopic:  Pistil: Female Gametophyte |
 69%
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Consider the following features seen in a plant:

I. Male and female reproductive organs are generally found in separate flowers.

II. The male flowers having a number of long filaments terminating in exposed stamens.

III. The female flowers having long, feather-like stigmas.

The flowers of this plant would most likely be pollinated by:

(1) Wind

(2) Water

(3) Bees

(4) Birds

Subtopic:  Pollination & Outbreeding Devices |
 91%
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Which of the following is the most common abiotic pollinating agent?

1. Insects 2. Birds and bats
3. Wind 4. Water
Subtopic:  Pollination & Outbreeding Devices |
 83%
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The ovule of an angiosperm is technically equivalent to

1. megasporangium

2. megasporophyll

3. megaspore mother cell

4. megaspore

Subtopic:  Pistil: Ovule |
 67%
From NCERT
NEET - 2016
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Which one of the following may require pollinators, but is genetically similar to autogamy?

(1) Geitonogamy

(2) Xenogamy

(3) Apogamy

(4) Cleistogamy

Subtopic:  Pollination & Outbreeding Devices |
 86%
From NCERT
NEET - 2015
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Flowers, which have single ovule in the ovary and are packed into inflorescence are usually pollinated by

(1) water

(2) bee

(3) wind

(4) bat

Subtopic:  Pollination & Outbreeding Devices |
 67%
From NCERT
NEET - 2017
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Functional megaspore in an angiosperm develops into

(1) ovule

(2) endosperm

(3) embryo sac

(4) embryo

Subtopic:  Pistil: Female Gametophyte |
 72%
From NCERT
NEET - 2017
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A dioecious flowering plant prevents both

(1) autogamy and xenogamy

(2) autogamy and geitonogamy

(3) geitonogamy and xenogamy

(4) cleistogamy and xenogamy

Subtopic:  Pollination & Outbreeding Devices |
 87%
From NCERT
NEET - 2017
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The morphological nature of the edible part of coconut is

(1) perisperm

(2) cotyledon

(3) endosperm

(4) pericarp

Subtopic:  Endosperm |
 86%
From NCERT
NEET - 2017
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Attractants and rewards are required for

(1) anemophily

(2) entomophily

(3) hydrophily

(4) cleistogamy

Subtopic:  Pollination & Outbreeding Devices |
 76%
NEET - 2017
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