Reproduction in Plants (CBSE Class-7 Science): Questions 16 - 23 of 25

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Question number: 16

» Reproduction in Plants » Modes of Reproduction » Vegetative Propagation

MCQ▾

Question

Which method of vegetative propagation used to grow hybrid varieties?

Choices

Choice (4) Response

a.

Tissue culture

b.

Grafting

c.

Cutting

d.

Layering

Question number: 17

» Reproduction in Plants » Modes of Reproduction » Spore Formation

MCQ▾

Question

Plants reproduce by spore formation are:

Choices

Choice (4) Response

a.

Mosses

b.

Moulds

c.

Ferns

d.

All a. , b. and c. are correct

Question number: 18

» Reproduction in Plants » Sexual Reproduction » Fertilisation

MCQ▾

Question

The process of fusion of male and female gametes to form a zygote is called as:

Choices

Choice (4) Response

a.

Fragmentation

b.

Fertilization

c.

Syngamy

d.

Question does not provide sufficient data or is vague

Question number: 19

» Reproduction in Plants » Sexual Reproduction » Pollination

MCQ▾

Question

The process of transfer of pollen grains to the stigma of the pistil is known as:

Choices

Choice (4) Response

a.

Self- pollination

b.

Pollination

c.

Cross- pollination

d.

None of the above

Question number: 20

» Reproduction in Plants » Seed Dispersal » Method of Seed Dispersal

MCQ▾

Question

Agents of seed dispersal are:

Choices

Choice (4) Response

a.

Explosion

b.

Animals

c.

Water

d.

All a. , b. and c. are correct

Question number: 21

» Reproduction in Plants » Modes of Reproduction » Vegetative Propagation

MCQ▾

Question

Cutting is the method of vegetative propagation in:

Choices

Choice (4) Response

a.

Ornamental plants

b.

Rose and Hibiscus

c.

Sugarcane, croton and bougainvillea

d.

Both b. and c. are correct

Question number: 22

» Reproduction in Plants » Sexual Reproduction » Flower the Reproductive Organ

MCQ▾

Question

A complete flower has:

Choices

Choice (4) Response

a.

Sepals, petals, pistil

b.

Sepals, petals, stamens

c.

Sepals, petals, stamens an pistil

d.

All of the above

Question number: 23

» Reproduction in Plants » Seed Dispersal » Method of Seed Dispersal

MCQ▾

Question

Seeds have wings attached to them are dispersed through:

Choices

Choice (4) Response

a.

Animals

b.

Explosion

c.

Wind

d.

Water

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