NCERT Based General Studies (GS): Questions 3283 - 3289 of 3450

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Question number: 3283

» Science » Class-7 NCERT » Forests: Our Lifeline (Forest)

MCQ▾

Question

Roof like structure above the ground in forest is called as:

Choices

Choice (4) Response

a.

Understoreys

b.

Canopy

c.

Top Layer

d.

All of the above

Question number: 3284

» Science » Class-7 NCERT » Electric Current and Its Effects (Heating Effect of Electric Current)

MCQ▾

Question

Electric iron and heater works on the principle of:

Choices

Choice (4) Response

a.

Heating effect of the electric current

b.

Amount of heat produced

c.

Resistance offered by the wire

d.

Question does not provide sufficient data or is vague

Question number: 3285

» Science » Class-7 NCERT » Water: A Precious Resource (How Much Water Is Available)

MCQ▾

Question

Water percentage available on earth is:

Choices

Choice (4) Response

a.

71%

b.

97%

c.

3%

d.

All of the above

Question number: 3286

» Science » Class-7 NCERT » Water: A Precious Resource (Depletion of Ground Water)

MCQ▾

Question

Water table is lowered………. .

Choices

Choice (4) Response

a.

Because construction of industry leads to wiping out of forests

b.

Because industries use ground water

c.

Because industries use water through hand pumps, tube wells or submersible pumps

d.

All a. , b. and c. are correct

Question number: 3287

» Science » Class-7 NCERT » Water: A Precious Resource (How Much Water Is Available)

MCQ▾

Question

World water day is celebrated on:

Choices

Choice (4) Response

a.

22nd April

b.

22nd March

c.

1st January

d.

5th June

Question number: 3288

» Science » Class-7 NCERT » Wastewater Story (Waste Water Treatment Plant)

MCQ▾

Question

Bar screen removes the:

Choices

Choice (4) Response

a.

Sludge

b.

Coarse and floating solids from the sewage

c.

Grit and sand removal

d.

None of the above

Question number: 3289

» Science » Class-7 NCERT » Light (Light)

MCQ▾

Question

Light is a:

Choices

Choice (4) Response

a.

Light travels in a straight line

b.

Light enables us to look around

c.

Light is a form of energy

d.

All a. , b. and c. are correct

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