Quiz about Math Worksheets

Question 1

What is the chemical formula for water?

Accepted Answer

$$H_2O$$

Answer

$$CO_2$$

Answer

$$O_2$$

Answer

$$H_2SO_4$$

Question 2

Which of the following is a renewable energy source?

Accepted Answer

Solar Energy

Answer

Coal

Answer

Natural Gas

Answer

Nuclear Energy

Question 3

What is the acceleration due to gravity on Earth?

Accepted Answer

$$9.8 \, m/s^2$$

Answer

$$8.9 \, m/s^2$$

Answer

$$10.5 \, m/s^2$$

Answer

$$7.8 \, m/s^2$$

Question 4

Which planet is known as the Red Planet?

Accepted Answer

Mars

Answer

Earth

Answer

Jupiter

Answer

Venus

Question 5

What is the process by which plants make their food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Digestion

Answer

Transpiration

Question 6

What is the boiling point of water at sea level?

Accepted Answer

$$100^\circ C$$

Answer

$$90^\circ C$$

Answer

$$80^\circ C$$

Answer

$$110^\circ C$$

Question 7

Which gas is most abundant in the Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon Dioxide

Answer

Hydrogen

Question 8

What is the hardest natural substance on Earth?

Accepted Answer

Diamond

Answer

Gold

Answer

Iron

Answer

Silver

Question 9

Which organ in the human body is primarily responsible for detoxification?

Accepted Answer

Liver

Answer

Heart

Answer

Kidney

Answer

Lung

Question 10

What is the primary gas responsible for the greenhouse effect?

Accepted Answer

Carbon Dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Hydrogen

Question 11

What is the unit of electric current?

Accepted Answer

Ampere

Answer

Volt

Answer

Ohm

Answer

Watt

Question 12

Which part of the cell contains the genetic material?

Accepted Answer

Nucleus

Answer

Cytoplasm

Answer

Cell Membrane

Answer

Ribosome

Question 13

What is the main component of the sun?

Accepted Answer

Hydrogen

Answer

Oxygen

Answer

Carbon

Answer

Helium

Question 14

What is the chemical symbol for gold?

Accepted Answer

Au

Answer

Ag

Answer

Pb

Answer

Fe

Question 15

Which of the following is a chemical change?

Accepted Answer

Rusting of iron

Answer

Melting of ice

Answer

Boiling of water

Answer

Breaking of glass

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