SilverZone - IOS PDF Sample Papers for Class 10

Class 10 sample paper & practice questions for International Olympiad of Science (IOS) level 1 are given below. Syllabus for level 1 is also mentioned for these exams. You can refer these sample paper & quiz for preparing for the exam.


Sample Questions from Olympiad Success:

Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Q.7 Q.8 Q.9 Q.10

Q.1

What would happen if all the producers are diminished?

a)

Herbivore will starve to death

b)

All organisms will starve to death

c)

Carnivore will starve to death

d)

Producers will starve to death

Q.2

What is the relation between my brother and his wife's mother-in-law's daughter?

a)

sister-in-law

b)

mother

c)

father

d)

sister

Q.3

When an object is placed at infinity of convex mirror, image formed will be:

a)

large

b)

point sized

c)

inverted

d)

same size

Q.4

The compound used for white washing is:

a)

Magnesium oxide

b)

Sodium nitrate

c)

Potassium iodide

d)

Slaked lime

Q.5

Which gas do acids evolve when they react with metals?

a)

Neon

b)

Helium

c)

Hydrogen

d)

Oxygen

Q.6

Which among the following protects us from the harmful UV radiations of sun?

a)

Oxygen

b)

Ozone

c)

Carbon dioxide

d)

Carbon monoxide

Q.7

The secretion of which among the following hormone leads to increased heartbeat?

a)

Growth hormone

b)

ACTH

c)

Adrenaline

d)

Prolactin

Q.8

The salts of which of the following metals can act as electrolyte?

a)

K

b)

Ag

c)

Au

d)

Cu

Q.9

If A is at 4 m left to B, B is to 5 m left to C, C is to 10 m North of D, and D is to 12m North to E, and F is to 18m South West from C, then what is the distance from A to f, if the movement can take place only horizontally or vertically?

a)

15 m

b)

18 m

c)

27 m

d)

19 m

Q.10

Copper oxide is:

a)

basic

b)

acidic

c)

neutral

d)

slightly acidic

Your Score: 0/10


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Answers to Sample Questions from Olympiad Success:

Q.1bQ.2dQ.3bQ.4dQ.5cQ.6bQ.7cQ.8aQ.9cQ.10a

Answers to Sample Questions from Olympiad Success:

Q.1 : b | Q.2 : d | Q.3 : b | Q.4 : d | Q.5 : c | Q.6 : b | Q.7 : c | Q.8 : a | Q.9 : c | Q.10 : a

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