Timed Challenge - Answer & Submit | GK Mania

1 What element do we breathe to live?

A) Hydrogen

B) Oxygen

C) Nitrogen

D) Carbon

2 What is a carbene?

A) Monovalent carbon

B) Tetravalent carbon

C) Divalent carbon species

D) Trivalent carbon

3 What is Noether's theorem?

A) Energy is always conserved

B) Mass equals energy

C) Every continuous symmetry of

D) Light has dual nature

4 What type of bond holds H₂O together?

A) Van der Waals

B) Metallic

C) Covalent

D) Ionic

5 What does CPR stand for?

A) Cardiopulmonary Resuscitation

B) Core Physical Rehabilitation

C) Cardiac Pressure Response

D) Central Pulse Recovery

6 What is the Hall-Héroult process used for?

A) Making steel

B) Refining gold

C) Producing copper

D) Producing

7 What is a Carnot cycle?

A) An electrical circuit

B) A biological process

C) Ideal thermodynamic cycle

D) A chemical reaction

8 What is the pH scale used to measure?

A) Pressure of a gas

B) Density of a liquid

C) Acidity or alkalinity of a

D) Temperature of a reaction

9 What gas is in fizzy drinks?

A) Oxygen

B) Hydrogen

C) Nitrogen

D) Carbon

10 What is the process of separating a liquid mixture by boiling points?

A) Distillation

B) Chromatography

C) Filtration

D) Centrifugation

Quiz

1 What element do we breathe to live?

2 What is a carbene?

3 What is Noether's theorem?

4 What type of bond holds H₂O together?

5 What does CPR stand for?

6 What is the Hall-Héroult process used for?

7 What is a Carnot cycle?

8 What is the pH scale used to measure?

9 What gas is in fizzy drinks?

10 What is the process of separating a liquid mixture by boiling points?

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Quiz

1 What element do we breathe to live?

2 What is a carbene?

3 What is Noether's theorem?

4 What type of bond holds H₂O together?

5 What does CPR stand for?

6 What is the Hall-Héroult process used for?

7 What is a Carnot cycle?

8 What is the pH scale used to measure?

9 What gas is in fizzy drinks?

10 What is the process of separating a liquid mixture by boiling points?

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Quiz Results