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SCIENTISTS AND DISCOVERIES

Total questions: 55

Worksheet time: 36mins

Name
Class
Date
1.

Who invented the Light Bulb?

a)

Thomas Edison

b)

Eli Whitney

c)

Benjamin Franklin

d)

Francis Beaufort

2.

_________________________ invented the mobile phone.

a)

Martin Cooper

b)

Roger Bacon

c)

Anthony Blatner

d)

Thomas Edison

3.

Who discovered cells ?

a)

Isaac newton

b)

Jack Kilby

c)

Daniel Fahrenheit

d)

Robert Hooke

4.

Who invented zero's ?

a)

Aryabhata

b)

alexander graham bell

c)

jack Kilby

d)

nikola tesla

5.

What do we call scientist who deal with study of living organisms ?

a)

Geologists

b)

historians

c)

paleontologists

d)

biologists

6.

Who believed in the theory that the sun is in the center of the universe and not the earth

a)

Nicolaus Copernicus

b)

Mahatma Gandhi

c)

Galileo Galilei

d)

Ferdinand Marcos

7.

--------------- are the scientist that deal with the study of rocks and earths ground

a)

geologist

b)

biologist

8.

he invented a system which helps blind people

a)

louis braille

b)

franklin C mars

c)

MILTON HERSHEY

d)

Ralph Baer

9.

Who was the scientist?

a)

He discovered penicilin

b)

He was born in England

c)

She was Alexander Fleming

d)

He was Alexander Fleming

10.

Why was Alexander Fleming famous?

a)

Because he married Sarah

b)

Because he discovered penicillin

c)

Because he was born in Scotland

d)

Because she was a scientist

11.
What was Galileo's most important invention
a)
Water Pump
b)
Telescope
c)
The Big Wheel
d)
Electricity
12.

What did Dr.Alexander Graham bell invent

a)

Telephone

b)

Television

c)

All of the above

d)

None of the above

13.

Who invented raman effects

a)

Homi Jahangir Bhabha

b)

C.V.Raman

c)

Sushruta

d)

Aryabhatta

14.

C.V.Raman got a noble price in which year

a)

1950

b)

1930

c)

1927

d)

1905

15.

Aryabhatta's contribution was for which subject

a)

sanskrit

b)

Science

c)

Math

d)

Social studies

16.

Charles Darwin is known for his theory:

a)

Theory of magnetic

b)

Theory of gravity

c)

Theory of evolution

d)

Theory of optics

17.

What is the geocentric theory?

a)

The Sun is the center of the universe

b)

The Galaxy is the center of the universe

c)

The Earth is at the center of the universe

d)

Both A and B

18.

Who derived the laws of motion and gravity?

a)

Einstein

b)

Galileo

c)

Kepler

d)

Newton

19.

What's his name?

a)

Clemente Estable

b)

Stephen Hawking

c)

Isaac Newton

d)

Alexander Fleming

20.

Father of Indian Space Program

a)

Jagadish Chandra Bose

b)

Har Gobind Khorana

c)

Vikram Sarabhai

d)

P C Ray

21.

Missile Man of India?

a)

J C Bose

b)

Har Gobind Khorana

c)

Dr. APJ Abdul Kalam

d)

Birbal Sahni

22.

National Science Day is celebrated on

a)

8 March

b)

25 February

c)

28 November

d)

28 February

23.

The scientist who invented Crescograph to measure the growth of plants ?

a)

APJ Abdul Kalam

b)

P C Ray

c)

J C Bose

d)

Vikram Sarabhai

24.
The inventor of dynamite.
a)
Alfred Nobel
b)
Charles Darwin
c)
Max Planck
d)
Aristotle
25.

Who is this Indian Scientist?

a)

Homi J. Bhabha

b)

Venkatraman Radhakrishnan

c)

CV Raman

d)

Visvesvaraya

26.

Who is this Indian Scientist?

a)

Meghnad Saha

b)

Srinivasa Ramanujan

c)

Satyendra Nath Bose

d)

S. Chandrashekar

27.

Who is this Indian Scientist?

a)

Jagadish Chandra Bose

b)

Har Gobind Khorana

c)

Vikram Sarabhai

d)

Salim Ali

28.

Who is this Indian Scientist?

a)

Jagadish Chandra Bose

b)

Har Gobind Khorana

c)

Vikram Sarabhai

d)

Salim Ali

29.

Who is known as the "Father of the Indian Constitution"?

a)

B.R. Ambedkar

b)

Subhas Chandra Bose

c)

Sardar Vallabhbhai Patel

d)

Jawaharlal Nehru

30.

Who was the first female President of India?

a)

Sonia Gandhi

b)

Indira Gandhi

c)

Pratibha Patil

d)

Mamata Banerjee

31.

Who is known as the "Iron Man of India"?

a)

Mahatma Gandhi

b)

Sardar Vallabhbhai Patel

c)

Jawaharlal Nehru

d)

Lal Bahadur Shastri

32.

Who was known as the ''Birdman of India''?

a)

Salim Ali

b)

Jagdish Chandra Bose

c)

Homi J. Bhabha

d)

Birbal Sahni

33.

Q. Who invented Electricity?

a)

Benjamin Franklin

b)

Louis Pasteur

c)

Zacharias Janssen

d)

Alexander Graham Bell

34.

Who is known as the father of plastic surgery?

a)

Charaka

b)

G.D. Naid

c)

Sushruta

d)

None of the above

35.

Oxygen was independently discovered by

a)

Rutherford

b)

William Ramsay

c)

Joseph Priestley

d)

Neils Bohr

36.

Wright Brothers are regarded inventors of the

a)

Balloon

b)

Bicycle

c)

Aeroplane

d)

None of the above

37.

Which company invented the iphone?

a)
b)
c)
d)
38.

Who invented Radio?

a)

Joseph Swan

b)

Mathew Evans

c)

Guglielmo Marconi

d)

Martin Cooper

39.

Who invented the printing press.

a)

a .Johannes Gutenberg

b)

b .John Logie Baird

c)

c .Alexander Graham Bell

d)

d .Christopher Columbus

40.

Who invented the Television?

a)

a .Thomas Newcomen

b)

b .James Watt

c)

c .Marco Polo

d)

John logie Baird

41.

Q.Who discovered America?

a)

Juzepe Ledenson

b)

Leonardo di Caprio

c)

Pre Clovis

d)

Christopher Columbus

42.

Q. Which company invented the iphone?

a)

Apple

b)

Vivo

c)

Motorala

d)

Samsung

43.

Diesel Oil Engine was invented by _________________

a)

Robert Peary

b)

Rudolf Diesel

c)

Dr.Paul Muller

d)

both (a) and (b)

44.

Camera was invented by ______

a)

George Eastman

b)

Edward Teller

c)

Benjamin Franklin

d)

Karl Landsteiner

45.

Electric Motor (AC) was discovered by ________

a)

Heitz

b)

Gauss

c)

Maxwell

d)

Nikola Tesla

46.

Laughing Gas was discovered by_______

a)

Lussac

b)

Whittle

c)

Bunsen

d)

Priestley

47.

What was invented by Dmitriy Mendeleev?

a)

The Periodic system of chemical elements.

b)

He invented dynamite.

c)

A machine for printing.

48.

Who was vaccination invented by?

a)

The Chinese

b)

Alexander

Flemming

c)

Edward Jenner

d)

Galilei

49.

Where was paper invented?

a)

In Mesopotamia

b)

In Greece

c)

In Japan

d)

In China

50.

This is

a)

Gravity

b)

Apple falling from a tree

c)

1 and 2

51.

What about this one ?

a)

Charles Babbage

b)

Charles Dickens

c)

Charles Francis Jenkins

d)

Charles Swift

e)

Charles Peterson

52.

What type of energy is stored in a battery?

a)

Solar energy

b)

Nuclear energy

c)

Chemical energy

d)

Mechanical energy

53.

What is the shape of DNA?

a)
Double Helix
b)

Swirl

c)

Twist

d)

Ladder

54.
What is a Force?
a)
The distance
b)
Mass
c)
A push or pull
d)
Give me a  failing grade 
55.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.

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