Question 1

What process do plants use to make their own food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Fermentation

Answer

Digestion

Question 2

What is the basic unit of life?

Accepted Answer

Cell

Answer

Organism

Answer

Organ

Answer

Tissue

Question 3

Which planet is known as the Red Planet?

Accepted Answer

Mars

Answer

Saturn

Answer

Venus

Answer

Jupiter

Question 4

What is the process by which water vapor turns into liquid water?

Accepted Answer

Condensation

Answer

Precipitation

Answer

Sublimation

Answer

Evaporation

Question 5

Which gas do plants absorb from the atmosphere during photosynthesis?

Accepted Answer

Carbon dioxide

Answer

Nitrogen

Answer

Hydrogen

Answer

Oxygen

Question 6

What do we call the layer of gases surrounding Earth?

Accepted Answer

Atmosphere

Answer

Hydrosphere

Answer

Lithosphere

Answer

Biosphere

Question 7

What is the hardest natural substance on Earth?

Accepted Answer

Diamond

Answer

Gold

Answer

Quartz

Answer

Iron

Question 8

What force pulls objects toward the center of the Earth?

Accepted Answer

Gravity

Answer

Inertia

Answer

Friction

Answer

Magnetism

Question 9

What part of the cell contains the genetic material?

Accepted Answer

Nucleus

Answer

Ribosome

Answer

Cell membrane

Answer

Mitochondria

Question 10

What is the main source of energy for the Earth?

Accepted Answer

The Sun

Answer

Geothermal energy

Answer

Volcanoes

Answer

The Moon

Question 11

What process involves water changing into vapor?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Precipitation

Answer

Transpiration

Question 12

What is the smallest unit of life that can function independently?

Accepted Answer

Cell

Answer

Organism

Answer

Organ

Answer

Tissue

Question 13

Which organ in the human body is responsible for pumping blood?

Accepted Answer

Heart

Answer

Kidneys

Answer

Lungs

Answer

Liver

Question 14

What phenomenon describes the bending of light when it passes from one medium to another?

Accepted Answer

Refraction

Answer

Dispersion

Answer

Reflection

Answer

Diffraction

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