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

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Question 42

Question

MCQ▾

The is also called voice box.

Choices

Choice (4)Response

a.

Septum

b.

Epiglottis

c.

Larynx

d.

Pharynx

Question 43

Question

MCQ▾

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 44

Question

MCQ▾

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 45

Question

MCQ▾

Which of the following are in proportion?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 46

Question

MCQ▾

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 47

Question

MCQ▾

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 48

Question

MCQ▾

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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