AIIMS (All India Institute of Medical Sciences) Biology: Questions 94 - 99 of 467

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Question number: 94

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

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Question

Microsporophyll of Angiosperms is known as:

Choices

Choice (4)Response

a.

Stamen

b.

Anther

c.

Androecium

d.

Filament

Question number: 95

» Reproduction » Sexual Reproduction in Flowering Plants » Flower Structure

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Question

Which statement is false: -

Choices

Choice (4)Response

a.

Unisexuality of flower induces cross pollination

b.

Morphological barriers are absent in Gloriosa flower

c.

Androgenic plants are developed by Guha & Maheshwari

d.

Question does not provide sufficient data or is vague

Question number: 96

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

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Question

The particular type of fossils of pollen grains present in area may be helpful in the exploration of

Choices

Choice (4)Response

a.

Fossil pteridophyte

b.

Petroleum

c.

Coal

d.

All a. , b. and c. are correct

Question number: 97

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

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Question

Which of the following is wrong statement:

Choices

Choice (4)Response

a.

Amoeboid tapetum releases ubisch bodies

b.

Banana is a monocarpic plant

c.

Middle layer is ephemeral

d.

Monothecous anthers are found in Malvaceae family

Question number: 98

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

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Question

Pollen grains preserved for long time because of

Choices

Choice (4)Response

a.

Carotenoids

b.

Ubisch bodies

c.

Sporopollenin

d.

Cellulose

Question number: 99

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

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Question

In a pollen grain the small nucleus is

Choices

Choice (4)Response

a.

Pollen nucleus

b.

Vegetative nucleus

c.

Tube nucleus

d.

Generative nucleus

Developed by: