NSO Level 1- Science Olympiad (SOF) Class 7: Questions 1 - 6 of 593

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Question number: 1

» Light

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MCQ▾

Question

Which one of the following lens is used by watch repair mechanics?

Choices

Choice (4) Response

a.

Concave lens

b.

Convex lens

c.

Plane lens

d.

None of the above

Question number: 2

» Electric Current and Its Effect

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MCQ▾

Question

Will the bulb glow in the circuit shown?

Bulb connect with battery

Bulb Connect with Battery

Bulb connect with battery

Choices

Choice (4) Response

a.

No

b.

Yes

c.

All of the above

d.

Question does not provide sufficient data or is vague

Question number: 3

» Light

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MCQ▾

Question

Which of the following mirror always forms same size of image as object?

Choices

Choice (4) Response

a.

Convex mirror

b.

Plane mirror

c.

Concave mirror

d.

Question does not provide sufficient data or is vague

Question number: 4

» Mental Ability

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MCQ▾

Question

Which of the following statement is false?

Choices

Choice (4) Response

a.

Through three collinear points, we can draw three lines.

b.

Lines belonging to the same plane are called coplanar lines.

c.

Plane is a part of line.

d.

Two intersecting lines in a plane determine a point.

Question number: 5

» Light

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MCQ▾

Question

In the following diagram, the angle of incidence is:

 Reflection from smooth surface

Reflection from Smooth Surface

In figure reflection from the smooth surface is shown.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 6

» Light

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MCQ▾

Question

If we move an object away from the plane mirror, the size of its image in the mirror starts:

Choices

Choice (4) Response

a.

Initially increases then decreases

b.

Decreasing

c.

Increasing

d.

Remains same

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