NSO Level 1- Science Olympiad (SOF) Class 7: Questions 42 - 48 of 597

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Question number: 42

» Respiration in Organisms

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MCQ▾

Question

The is also called voice box.

Choices

Choice (4)Response

a.

Septum

b.

Epiglottis

c.

Larynx

d.

Pharynx

Question number: 43

» Mental Ability

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MCQ▾

Question

Manali has three pairs of paints, four T-shirts and two pair of shoes. She wears a different outfit everyday. How many possible combinations can she wear?

Choices

Choice (4)Response

a.

20

b.

10

c.

24

d.

18

Question number: 44

» Light

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MCQ▾

Question

Which one of the following is use of convex mirror?

Choices

Choice (4)Response

a.

Magnifier mirror by dentist

b.

In flash light to produce a parallel beam

c.

In rear view mirrors of vehicle

d.

Question does not provide sufficient data or is vague

Question number: 45

» Mental Ability

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MCQ▾

Question

Which of the following are in proportion?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 46

» Mental Ability

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MCQ▾

Question

Rahul scored 59 out of 100 in Science, 95 out of 100 in Maths and 74 out of 100 in English. Find out his overall % marks.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 47

» Light

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MCQ▾

Question

If a beam of light is incident on plane mirror and reflected in same plane and the angle of reflection is , then angle of incident is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 48

» Light

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MCQ▾

Question

A boy shows his right hand is left hand in image formed by plane mirror. Then image is:

Choices

Choice (4)Response

a.

Laterally inverted image

b.

Erect image

c.

Virtual image

d.

All a. , b. and c. are correct

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