Science (NCERT Based General Studies (GS)): Questions 991 - 997 of 1317

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Question number: 991

» Science » Class-7 NCERT » Soil (Soil and Crops)

MCQ▾

Question

Some methods of soil conservation are:

Choices

Choice (4) Response

a.

Afforestation

b.

Contour ploughing

c.

Shelter belts

d.

All a. , b. and c. are correct

Question number: 992

» Science » Class-7 NCERT » Reproduction in Plants (Sexual Reproduction)

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: 993

» Science » Class-7 NCERT » Respiration in Organisms (Respiration)

MCQ▾

Question

The process of breakdown of food in the cell with the release of energy is called as:

Choices

Choice (4) Response

a.

Cellular respiration

b.

Anaerobic respiration

c.

Aerobic respiration

d.

None of the above

Question number: 994

» Science » Class-7 NCERT » Reproduction in Plants (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: 995

» Science » Class-7 NCERT » Transportation in Animals and Plants (Excretion in Animals )

MCQ▾

Question

The process of artificial filtration of blood in case of kidney failure is called as:

Choices

Choice (4) Response

a.

Dialysis

b.

Artificial Kidney

c.

Sweating

d.

Question does not provide sufficient data or is vague

Question number: 996

» Science » Class-7 NCERT » Reproduction in Plants (Modes of Reproduction)

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: 997

» Science » Class-7 NCERT » Winds, Storms and Cyclones (Air Expands on Heating)

MCQ▾

Question

Cold air has high density and high pressure:

Choices

Choice (4) Response

a.

Because of uneven eating of earth

b.

Because molecules have lost their energy and pulled back in

c.

Question does not provide sufficient data or is vague

d.

None of the above

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