Reproduction (AIIMS Biology): Questions 24 - 32 of 149

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Question number: 24

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

MCQ▾

Question

Which of the following is wrong statement:

Choices

Choice (4) Response

a.

Banana is a monocarpic plant

b.

Monothecous anthers are found in Malvaceae family

c.

Amoeboid tapetum releases ubisch bodies

d.

Middle layer is ephemeral

Question number: 25

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

MCQ▾

Question

Pollen grains preserved for long time because of

Choices

Choice (4) Response

a.

Sporopollenin

b.

Carotenoids

c.

Cellulose

d.

Ubisch bodies

Question number: 26

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

MCQ▾

Question

In a pollen grain the small nucleus is

Choices

Choice (4) Response

a.

Pollen nucleus

b.

Generative nucleus

c.

Vegetative nucleus

d.

Tube nucleus

Question number: 27

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

MCQ▾

Question

What type of ovule is found in Capsella?

Choices

Choice (4) Response

a.

Campylotropous

b.

Anatropous

c.

Orthotropous

d.

Hemitropous

Question number: 28

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

MCQ▾

Question

Occurrence of more than four spores from Spore mother cells is called

Choices

Choice (4) Response

a.

Polyspory

b.

Polyspermy

c.

Polysiphony

d.

Poly embryony

Question number: 29

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

MCQ▾

Question

Main function of endothecium (in anther) is.

Choices

Choice (4) Response

a.

Nutritive

b.

Mechanical

c.

Dehiscence

d.

All of the above

Question number: 30

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

MCQ▾

Question

Pollen grain of Capsella

Choices

Choice (4) Response

a.

Tricolpate

b.

Monocolpate

c.

Polycolpate

d.

Bicolpate

Question number: 31

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

MCQ▾

Question

Most reduced size gametophyte is of

Choices

Choice (4) Response

a.

Gymnosperm

b.

Bryophytes

c.

Angiosperm

d.

Pteridophyte

Question number: 32

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

MCQ▾

Question

Which type of tetrad is found in Magnolia plant:

Choices

Choice (4) Response

a.

T-shaped

b.

Isobilateral

c.

Linear

d.

Decussate

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