AIIMS (All India Institute of Medical Sciences) Biology: Questions 117 - 123 of 467

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Question number: 117

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Male and Female Gametophytes

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Question

Anther is generally composed of

Choices

Choice (4)Response

a.

Two sporangium

b.

Three sporangium

c.

One sporangium

d.

Four sporangium

Question number: 118

» Reproduction » Sexual Reproduction in Flowering Plants » Pollination-Types, Agencies and Examples

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Question

Tapetum is: -

Choices

Choice (4)Response

a.

Modified endothecium of anther wall

b.

Parietal in origin usually the inner most layer of anther wall.

c.

Parietal in origin and is the inner most layer of ovule wall

d.

Outer most layer of sporogenous tissue modification

Question number: 119

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Seed and Formation of Fruit

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Question

How many meiotic divisions are required to produce 40 seeds in the Capsella Plant?

Choices

Choice (4)Response

a.

40

b.

50

c.

20

d.

80

Question number: 120

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

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Question

If the nucellus cell of an Angiosperm contains 24 chromosomes the number of chromosomes present in pollen grain, endosperm & embryo will be

Choices

Choice (4)Response

a.

12,36,24

b.

12,24,36

c.

24,36,24

d.

24,12,12

Question number: 121

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

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Question

The number of nuclei taking part in double fertilization are

Choices

Choice (4)Response

a.

Four

b.

Two

c.

Three

d.

Five

Question number: 122

» Plant Physiology » Plant Growth and Development » Seed Germination

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Question

In which part of embryo maximum growth take place in hypogeal germination:

Choices

Choice (4)Response

a.

Plumule

b.

Epicotyl

c.

Hypocotyl

d.

Radicle

Question number: 123

» Plant Physiology » Plant Growth and Development » Seed Germination

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MCQ▾

Question

In which of the following plants cotyledons remains under ground during germination:

Choices

Choice (4)Response

a.

Castor

b.

Gram

c.

Rhizophora

d.

Bean

Developed by: