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Worksheets

Class 8 Academic Challenge

Total questions: 35

Worksheet time: 16mins

Name
Class
Date
1.

What is the formula for the area of a triangle?

a)

Area = 2 * base * height

b)

Area = base * height

c)

Area = 1/2 * base * height

d)

Area = base + height

2.

Who wrote the play 'Romeo and Juliet'?

a)

Christopher Marlowe

b)

Tennessee Williams

c)

William Shakespeare

d)

Arthur Miller

3.

What is the capital of France?

a)

Berlin

b)

Madrid

c)

Rome

d)

Paris

4.

What is the process of photosynthesis?

a)

Photosynthesis is the method by which animals convert food into energy.

b)

Photosynthesis is the process of plants absorbing nutrients from the soil.

c)

Photosynthesis is the process by which plants convert light energy into chemical energy, producing glucose and oxygen from carbon dioxide and water.

d)

Photosynthesis is the way in which plants breathe in oxygen and release carbon dioxide.

5.

What is the value of pi up to two decimal places?

a)

3.14

b)

2.14

c)

3.141

d)

3.15

6.

Name the largest planet in our solar system.

a)

Mars

b)

Jupiter

c)

Earth

d)

Saturn

7.

What is the main function of the heart in the human body?

a)

To filter toxins from the blood

b)

The main function of the heart is to pump blood.

c)

To digest food

d)

To produce hormones

8.

Who was the first President of the United States?

a)

Thomas Jefferson

b)

John Adams

c)

George Washington

d)

Abraham Lincoln

9.

What is the chemical symbol for water?

a)

H2O2

b)

O2H

c)

H2O3

d)

H2O

10.

What is the Pythagorean theorem?

a)

In a right triangle, a² - b² = c².

b)

In a right triangle, a² + b² = c².

c)

In any triangle, a² + b² = c².

d)

In a right triangle, a + b = c.

11.

What is the square of (15)²

a)

225

b)

48434

c)

48425

d)

None of the above

12.

What is the number of spices of mammle on earth

a)

4500

b)

4000

c)

1200

d)

0987

13.

Which of the following can cause the acid rain

a)

CO2

b)

CO

c)

SO2

d)

CH4

14.

WHERE IS INDIA GATE IS SITUATED ?

a)

MUMBAI

b)

AGRA

c)

DELHI

d)

GOA

15.

WHO INVENTED AEROPLANE ?

(a)  

16.

WHO IS THE FATHER OF COMPUTER?

(a)  

17.

SI unit of force is called

a)

Dyne

b)

Newton

c)

Time

d)

Mass

18.

State the S.I unit of Power

a)

Watt

b)

N m

c)

joule

d)

N

19.

PRESSURE =

a)

FORCE x AREA

b)

FORCE / AREA

c)

FORCE + AREA

d)

FORCE - AREA

20.

2.After striking the mirror the ray of light is reflected in another direction. The light ray that strikes any shiny surface is called

a)

Reflected ray

b)

Incident ray

21.

Read and choose the correct simple machine.


Is a simple machine made from two slanted sides that end in a sharp edge.

a)

Wheel and axle

b)

Wedge

c)

Lever

d)

Inclined plane

22.
Matter is...
a)
a substance made up of only one kind of element
b)
anything that has mass and takes up space
23.

How many bones are in an adult body?

a)

300

b)

216

c)

305

d)

206

24.

Name the center of your Skeleton

a)

femur

b)

vertebral column

c)

patella

d)

cranium

25.

Choose the plant cell.

a)
b)
26.

Environment consist of the ______________environment and ____________environmet.

a)

Man made and Artificial

b)

Natural and Artificial

c)

Natural and Human made

d)

Physical and Chemical

27.

How many thermal layers of the atmosphere are there?

a)

5

b)

2

c)

4

d)

3

28.

How many continents are there?

a)

1

b)

4

c)

9

d)

7

29.

The COVID-19 cases' weekly average dropped from approximately 2,05,708 to 1,45,556 in a week. What is the drop approx?

a)

65 thousand

b)

60 thousand

c)

61 thousand

d)

62 thousand

e)

63 thousand

30.

Which is the smallest number?

a)

01

b)

11

c)

22

d)

10

e)

13

31.

If the price of a 2800 rupees canoe is reduced by 25%, what is the final price of the canoe?

a)

2300

b)

2100

c)

2200

d)

2400

32.

Guess the square root of 307

a)

17.7

b)

17.3

c)

17. 5

d)

18.1

e)

18.4

33.

Linear equation in one variable has

a)

Only one term with variable

b)

One variable with power >1

c)

More than one variable with any power

d)

One variable with power 1

34.

What is chemical name of ozone gas

a)

0⁴

b)

c)

d)

35.

What is 1111 × 1111

a)

123454321

b)

1111²

c)

1234321

d)

None of the above