Reproduction-Sexual Reproduction in Flowering Plants [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 1 - 5 of 229

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Question 1

Question MCQ▾

Pollen kit is present in

Choices

Choice (4)Response

a.

Hydrophilious flowers

b.

Ornithophilous flowers

c.

Anemophilous flowers

d.

Entomophilous flowers

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Question 2

Question MCQ▾

Which one of the following characters causes cross pollination?

Choices

Choice (4)Response

a.

Cleistogamy

b.

Dichogamy

c.

Homogamy

d.

All of these

Edit

Question 3

Question MCQ▾

Part of the gynoecium which receives the pollen is called

Choices

Choice (4)Response

a.

Stigma

b.

Style

c.

Ovule

d.

Ovary

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Question 4

Question MCQ▾

Even after killing the generative cell with a laser beam, the pollen grain of a flowering plant germinates and produced normal pollen tube because

Choices

Choice (4)Response

a.

Laser beam stimulates pollen germination and pollen tube growth.

b.

The contents of killed generative cell permit germination and pollen tube growth.

c.

The vegetative cell has not been damaged.

d.

The laser beam does not damage the region from which pollen tube emerges.

Edit

Question 5

Question MCQ▾

Correct definition of pollination is

Choices

Choice (4)Response

a.

Visits of insects in flower.

b.

Germination of pollen grain.

c.

Growth of pollen tube in ovule.

d.

Transfer of pollen grain from anther to stigma.

Edit