NSO Level 1- Science Olympiad (SOF) Class 10: Questions 109 - 114 of 986

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Question 109

Question

MCQ▾

If and then ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 110

Question

MCQ▾

In the given Cartesian plane, the points, P, Q and S are three vertices of the rectangle PQRS. Find the co-ordinates of R.

Diagram Shows Cartesian Plane

Choices

Choice (4)Response

a.

b.

c.

d.

Question 111

Question

MCQ▾

Balanced above chemical reaction. If n (H) , n (O) and n (C) are represent the number of H, number of O and number of C, respectively; then find n (H) , n (O) and n (C) .

Choices

Choice (4)Response

a.

0

b.

0

c.

d.

8

Question 112

Question

MCQ▾

Dilute hydrochloric acid is added to solid sodium bicarbonate. It is observed that

Choices

Choice (4)Response

a.

A loud sound is produced

b.

The solution turns blue

c.

Brick effervescence occurs

d.

No change takes place

Question 113

Question

MCQ▾

What is the following is true for the oxidation reaction

(i) Oxidation is loss of the electron

(ii) Oxidation is loss of the hydrogen

(iii) Oxidation is gaining of the electron

(iv) Oxidation is gaining of the electron

Choices

Choice (4)Response

a.

(iv) and (ii)

b.

(i) and (iii)

c.

(i) and (ii)

d.

(ii) and (iii)

Question 114

Question

MCQ▾

Our body works within the range of …

Choices

Choice (4)Response

a.

b.

c.

d.

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