From Lab to Life: How Science Impact You Every day

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Question 1: Which of the following is a non-metal that exists as a liquid at room temperature?

A) Oxygen

B) Bromine

C) Nitrogen

D) Chlorine

Question 2:What is the chemical formula for methane?

A) CH3

B) CH4

C) C2H6

D) CO2

Question 3: Which of the following is an example of a physical change?

A) Burning of wood

B) Iron

C) Melting of ice

D) Digestion of food

Question 4: Which of the following is an example of a physical change?

A) Atom

B) Molecule

C) Electron

D) Neutron

Question 5: What is the S.I. unit of force?

A) Newton

B) Joule

C) Watt

D) Pascal

Question 6:Which of the following is a vector quantity?

A) Speed

B) Distance

C) Velocity

D) Time

Question 7:Which gas is the released during photosynthesis?

A) Oxygen

B Carbon dioxide

C) Nitrogen

D) Hydrogen

Question 8: In an electric circuit, the potential difference is measured using which instrument?

A) Ammeter

B) Voltmeter

C) Thermometer

D) Barometer

Question 9: Which of the following is a property of an acid?

A) Bitter taste

B) Slippery to touch

C) Turns blue litmus red

D) Turns red litmus blue

Question 10: Which of the following is a noble gas

A) Oxygen

B) Nitrogen

C) Helium

D) Hydrogen

Question 11: What is the pH value of neutral water?

A) 0

B) 7

C) 14

D) 5

Question 12: Which of the following is responsible for the greenhouse effect?

A) Oxygen

B) Carbon dioxide

C) Nitrogen

D) Hydrogen

Question 13: The law of conservation of mass is attributed to which scientist?

A) Albert Einstein

B) Antoine Lavoisier

C) Isaac Newton

D) Marie Curie

Question 14: Which of the following is the unit of electric charge?

A) Ampere

B) Volt

C) Coulomb

D) Ohm

Question 15: The motion of a freely falling object is an example of which type of motion?

A) Uniform motion

B) Non-uniform motion

C) Circular motion

D) Vibratory motion

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Total Questions Attempted: 0

Correct Answers: 0

Wrong Answers: 0

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