Timed Challenge - Answer & Submit | GK Mania

1 What color is pure copper wire?

A) Silver

B) Gray

C) Black

D) Orange-red

2 What is the difference between magma and lava?

A) Lava is underground

B) Magma is underground;

C) They are identical

D) Magma is cooler

3 What is the longest bone in the human body?

A) Femur

B) Fibula

C) Tibia

D) Humerus

4 Which subatomic particle was discovered by James Chadwick in 1932?

A) Proton

B) Electron

C) Positron

D) Neutron

5 What gas is used in welding?

A) Helium

B) Oxygen

C) Nitrogen

D) Acetylene

6 What element has symbol B?

A) Beryllium

B) Boron

C) Bismuth

D) Barium

7 What is the half-life of Carbon-14?

A) 3,400 years

B) 5,730 years

C) 1,200 years

D) 10,500 years

8 What state of matter flows and fills containers?

A) Crystal

B) Plasma

C) Liquid

D) Solid

9 What instrument measures air humidity?

A) Voltmeter

B) Barometer

C) Hygrometer

D) Ammeter

10 Who developed the smallpox vaccine?

A) Edward Jenner

B) Alexander Fleming

C) Jonas Salk

D) Louis Pasteur

Quiz

1 What color is pure copper wire?

2 What is the difference between magma and lava?

3 What is the longest bone in the human body?

4 Which subatomic particle was discovered by James Chadwick in 1932?

5 What gas is used in welding?

6 What element has symbol B?

7 What is the half-life of Carbon-14?

8 What state of matter flows and fills containers?

9 What instrument measures air humidity?

10 Who developed the smallpox vaccine?

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Quiz

1 What color is pure copper wire?

2 What is the difference between magma and lava?

3 What is the longest bone in the human body?

4 Which subatomic particle was discovered by James Chadwick in 1932?

5 What gas is used in welding?

6 What element has symbol B?

7 What is the half-life of Carbon-14?

8 What state of matter flows and fills containers?

9 What instrument measures air humidity?

10 Who developed the smallpox vaccine?

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Quiz Results