CBSE Class-7 Science: Questions 240 - 246 of 322

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Question number: 240

» Electric Current and Its Effects » Symbols of Electric Components » Electric Circuit

Appeared in Year: 2016

MCQ▾

Question

A simple circuit consists of a:

Choices

Choice (4) Response

a.

Cell, bulb and a switch

b.

Conductor, cell and switch

c.

Cell and switch

d.

Battery, conductor and switch

Question number: 241

» Water: A Precious Resource » Ground Water » Processes of Seepage of Water Into Ground

MCQ▾

Question

The process of seepage of water into the ground is called as:

Choices

Choice (4) Response

a.

Precipitation

b.

Infiltration

c.

Aquifers

d.

Question does not provide sufficient data or is vague

Question number: 242

» Water: A Precious Resource » Water Management » Effect of Water Scarcity on Plants

MCQ▾

Question

Plants need water to:

Choices

Choice (4) Response

a.

To distribute food to all parts of the plant

b.

Get nutrients from the soil

c.

To prepare food

d.

All a. , b. and c. are correct

Question number: 243

» Light » Spherical Mirrors » Convex Mirror

MCQ▾

Question

Which mirror is used a rear view mirror in automobiles?

Choices

Choice (4) Response

a.

Concave mirror

b.

Convex mirror

c.

All of the above

d.

None of the above

Question number: 244

» Light » Spherical Mirrors » Convex Mirror

MCQ▾

Question

Convex mirror is used as a:

Choices

Choice (4) Response

a.

Reflector

b.

Security mirror

c.

Fun mirrors

d.

Both a. and b. are correct

Question number: 245

» Light » Sunlight » Effect of Prism on Sunlight

MCQ▾

Question

In a prism:

Choices

Choice (4) Response

a.

Reflection of white light takes place

b.

Reflection and refraction of light

c.

Refraction of white light takes place

d.

Rectilinear propagation of light takes place

Question number: 246

» Forests: Our Lifeline » Forest Products » Use of Forest Products

MCQ▾

Question

Timber wood is obtained from:

Choices

Choice (4) Response

a.

Mahogany and Rosewood

b.

Teak

c.

Sal

d.

All a. , b. and c. are correct

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