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Worksheets

Mathematics and Science Quiz

Total questions: 81

Worksheet time: 41mins

Name
Class
Date
1.

Which of the following is an irrational number?

a)

√4

b)

√9

c)

√2

d)

0.25

2.

The decimal expansion of 1/3 is:

a)

Terminating

b)

Non-terminating, repeating

c)

Non-terminating, non-repeating

d)

None of these

3.

Every real number is:

a)

Rational

b)

Irrational

c)

Either rational or irrational

d)

Natural

4.

Which of the following is a terminating decimal?

a)

2/3

b)

7/8

c)

1/7

d)

1/11

5.

Rational numbers are closed under:

a)

Addition

b)

Subtraction

c)

Multiplication

d)

All of these

6.

The value of √225 is:

a)

10

b)

15

c)

20

d)

25

7.

Which of the following is a non-terminating and non-repeating decimal?

a)

√3

b)

1/5

c)

2/7

d)

5/8

8.

The product of a non-zero rational and irrational number is:

a)

Rational

b)

Irrational

c)

Natural

d)

Integer

9.

Between any two rational numbers, there are:

a)

No rational numbers

b)

Only one rational number

c)

Infinite rational numbers

d)

Two rational numbers

10.

√7 lies between:

a)

2 and 3

b)

3 and 4

c)

4 and 5

d)

1 and 2

11.

The decimal expansion of 2/11 is:

a)

0.181818…

b)

0.222…

c)

0.333…

d)

0.25

12.

Which of the following is not a real number?

a)

√2

b)

√−4

c)

0

d)

5

13.

A rational number in lowest form with denominator having prime factors other than 2 and 5 will have a:

a)

Terminating decimal expansion

b)

Non-terminating repeating decimal

c)

Integer form

d)

None

14.

The decimal expansion of 1/8 is:

a)

0.125

b)

0.333…

c)

0.5

d)

0.142857…

15.

The sum of a rational and an irrational number is always:

a)

Rational

b)

Irrational

c)

Integer

d)

Natural

16.

Which of the following numbers is not rational?

a)

22/7

b)

0.1234

c)

√5

d)

0.25

17.

The product of two irrational numbers is always:

a)

Rational

b)

Irrational

c)

Either rational or irrational

d)

Integer

18.

Which of the following is a perfect square?

a)

50

b)

64

c)

75

d)

90

19.

The set of real numbers is denoted by:

a)

N

b)

Q

c)

R

d)

Z

20.

The decimal expansion of 1/6 is:

a)

0.5

b)

0.16

c)

0.1666…

d)

0.25

21.

Matter is made up of:

a)

Continuous substance

b)

Tiny particles

c)

Large blocks

d)

Energy

22.

Which of the following is not a state of matter?

a)

Solid

b)

Liquid

c)

Gas

d)

Light

23.

The process of conversion of liquid into vapour at any temperature below boiling point is:

a)

Boiling

b)

Evaporation

c)

Condensation

d)

Sublimation

24.

The temperature at which a liquid changes into vapour at atmospheric pressure is called:

a)

Melting point

b)

Boiling point

c)

Freezing point

d)

Condensation point

25.

The SI unit of temperature is:

a)

Celsius

b)

Kelvin

c)

Fahrenheit

d)

Joule

26.

The rate of evaporation increases with:

a)

Decrease in surface area

b)

Increase in humidity

c)

Increase in temperature

d)

Decrease in wind speed

27.

Which one of the following shows diffusion fastest?

a)

Solid

b)

Liquid

c)

Gas

d)

All equal

28.

Latent heat of fusion is the heat energy required to change:

a)

Solid into liquid

b)

Liquid into gas

c)

Gas into liquid

d)

Liquid into solid

29.

Dry ice is:

a)

Solid CO₂

b)

Solid O₂

c)

Solid N₂

d)

Solid H₂O

30.

Which of the following processes is used to separate a mixture of salt and water?

a)

Sublimation

b)

Filtration

c)

Evaporation

d)

Condensation

31.

The property of particles of matter due to which they move continuously is called:

a)

Inertia

b)

Motion

c)

Kinetic energy

d)

Viscosity

32.

What happens to the particles of matter when temperature increases?

a)

They stop moving

b)

They move faster

c)

They come closer

d)

They remain the same

33.

Which of the following takes the shape of the container but has definite volume?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

34.

The process in which solid directly changes into gas is called:

a)

Condensation

b)

Evaporation

c)

Sublimation

d)

Boiling

35.

Interconversion of states of matter can be achieved by changing:

a)

Force and pressure

b)

Temperature and pressure

c)

Mass and volume

d)

Shape and size

36.

Which of the following has negligible intermolecular space?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

37.

When ice melts at 0°C, temperature remains constant because:

a)

Heat is lost

b)

Heat is used to increase kinetic energy

c)

Heat is used to break bonds

d)

None of these

38.

Which one of the following is an example of diffusion in gases?

a)

Dissolving sugar in water

b)

Spreading of smell of perfume

c)

Melting of ice

d)

Boiling of water

39.

The boiling point of water at standard atmospheric pressure is:

a)

0°C

b)

50°C

c)

100°C

d)

212°C

40.

The boiling point of water at standard atmospheric pressure is:

a)

0°C

b)

50°C

c)

100°C

d)

212°C

41.

Which of the following is correct?

a)

Solids are highly compressible

b)

Liquids are incompressible but flow easily

c)

Gases have definite shape

d)

Solids diffuse faster than gases

42.

A polynomial of degree 1 is called:

a)

Quadratic

b)

Linear

c)

Cubic

d)

Constant

43.

The degree of the polynomial is:

a)

1

b)

2

c)

3

d)

4

44.

The coefficient of in is:

a)

−5

b)

2

c)

−3

d)

0

45.

Which of the following is not a polynomial?

a)
b)

c)
d)
46.

The zero of the polynomial is:

a)

0

b)

−5

c)

5

d)

1

47.

If is a zero of , then :

a)

0

b)

2

c)

4

d)

−2

48.

A polynomial of degree 0 is called:

a)

Linear

b)

Quadratic

c)

Constant

d)

Cubic

49.

Which of the following is a cubic polynomial?

a)
b)

c)
d)

7

50.

Number of zeroes of a polynomial of degree n is at most:

a)

n

b)

n + 1

c)

n – 1

d)

Infinite

51.

The remainder when is divided by is:

a)

0

b)

1

c)

6

d)

−1

52.

Which of the following is a quadratic polynomial?

a)

b)
c)
d)

4

53.

If , then its zeroes are:

a)

3 and 9

b)

−3 and 3

c)

−9 and 9

d)

−1 and 9

54.

Division algorithm states:

a)

Dividend = Divisor × Quotient + Remainder

b)

Dividend = Quotient ÷ Remainder

c)

Divisor = Dividend × Quotient

d)

None of these

55.

The degree of a constant polynomial is:

a)

0

b)

1

c)

2

d)

Not defined

56.

The zero of is:

a)

0

b)

7

c)

Does not exist

d)

1

57.

If , then zeroes are:

a)

−2 and 3

b)

2 and −3

c)

3 and −3

d)

2 and 3

58.

Which polynomial has more than 3 zeroes?

a)

Linear

b)

Quadratic

c)

Cubic

d)

None

59.

The value of polynomial at is:

a)

0

b)

1

c)

−1

d)

2

60.

The graph of a linear polynomial is always a:

a)

Straight line

b)

Curve

c)

Circle

d)

Parabola

61.

If , then its zeroes are:

a)

2 and 3

b)

−2 and −3

c)

−6 and 5

d)

1 and 6

62.

A pure substance is made up of:

a)

One kind of particles only

b)

Two kinds of particles

c)

Different kinds of particles

d)

Mixtures

63.

Which of the following is a homogeneous mixture?

a)

Oil and water

b)

Salt solution

c)

Sand and iron

d)

Chalk and water

64.

Which of the following is a heterogeneous mixture?

a)

Sugar solution

b)

Air

c)

Oil and water

d)

Brass

65.

Which of the following is not a mixture?

a)

Milk

b)

Brass

c)

Diamond

d)

Air

66.

Air is classified as a:

a)

Element

b)

Mixture

c)

Compound

d)

Solution

67.

Which method is used to separate cream from milk?

a)

Filtration

b)

Centrifugation

c)

Distillation

d)

Chromatography

68.

Which of the following is a colloid?

a)

Salt solution

b)

Copper sulphate solution

c)

Milk

d)

Sugar solution

69.

The scattering of light by colloidal particles is called:

a)

Reflection

b)

Refraction

c)

Tyndall effect

d)

Dispersion

70.

Which of the following shows the Tyndall effect?

a)

True solution

b)

Colloid

c)

Suspension

d)

None of these

71.

The component of a solution present in smaller quantity is:

a)

Solvent

b)

Solute

c)

Residue

d)

Impurity

72.

Which technique is used to separate colouring agents in ink?

a)

Distillation

b)

Filtration

c)

Chromatography

d)

Sublimation

73.

Brass is an alloy of:

a)

Copper and iron

b)

Copper and zinc

c)

Copper and aluminium

d)

Copper and tin

74.

Which of the following is a suspension?

a)

Muddy water

b)

Milk

c)

Air

d)

Salt solution

75.

Which of the following is a physical change?

a)

Burning of paper

b)

Melting of ice

c)

Rusting of iron

d)

Digestion of food

76.

Which of the following is a chemical change?

a)

Dissolving sugar in water

b)

Melting of wax

c)

Burning of candle

d)

Evaporation of alcohol

77.

Mixture of salt and ammonium chloride can be separated by:

a)

Filtration

b)

Sublimation

c)

Distillation

d)

Evaporation

78.

Which of the following is a heterogeneous mixture?

a)

Air

b)

Brass

c)

Soil

d)

Salt solution

79.

Which of the following is a true solution?

a)

Salt in water

b)

Starch in water

c)

Milk

d)

Soap solution

80.

The process of separating salt from seawater is:

a)

Filtration

b)

Chromatography

c)

Evaporation

d)

Sublimation

81.

Which of the following statements is correct?

a)

Mixtures have fixed composition

b)

Compounds can be separated by physical methods

c)

Mixtures can be separated by physical methods

d)

Elements can be broken into simpler substances