NSO Level 1- Science Olympiad (SOF) Class 9: Questions 577 - 582 of 1128

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Question 577

Question

MCQ▾

The combining capacity of an element is called its

Choices

Choice (4)Response

a.

Atomicity

b.

Valency

c.

Avogadro constant

d.

Molar constant

Question 578

Question

MCQ▾

Uneven heating of air over land and water-bodies causes

Choices

Choice (4)Response

a.

Lightning and thunder

b.

Winds

c.

Rain

d.

Snow

Question 579

Question

MCQ▾

Which among the following fishes is a surface feeder?

Choices

Choice (4)Response

a.

Catlas

b.

Rohus

c.

Common carps

d.

Mrigals

Question 580

Question

MCQ▾

The component elements of ammonia are

Choices

Choice (4)Response

a.

Carbon and oxygen

b.

Nitrogen and oxygen

c.

Hydrogen and oxygen

d.

Nitrogen and hydrogen

Question 581

Question

MCQ▾

Which of the following statement/s is/are true about rectilinear motion of an object?

Choices

Choice (4)Response

a.

Velocity is zero

b.

Magnitude of velocity and speed are equal

c.

Speed is greater than velocity.

d.

Speed is zero

Question 582

Question

MCQ▾

Identify the phylum of each of the animals given in the picture

Some Animals

Choices

Choice (4)Response

a.

P = Protochordata, Q = Pisces, R = Mammalia, S = Reptilia

b.

P = Pisces, Q = Pisces, R = Aves, S = Pisces

c.

P = Mollusca, Q = Mammalia, R = Aves, S = Echinodermata

d.

P = Mollusca, Q = Pisces, R = Aves, S = Echinodermata

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