Question 1

In photosynthesis, plants convert carbon dioxide and water into glucose and ______ using sunlight.

Accepted Answer

oxygen

Answer

nitrogen

Answer

carbon

Answer

sugar

Question 2

The process of changing liquid water into water vapor is called ______.

Accepted Answer

evaporation

Answer

sublimation

Answer

precipitation

Answer

condensation

Question 3

The solid part of the Earth is referred to as the ______.

Accepted Answer

lithosphere

Answer

atmosphere

Answer

biosphere

Answer

hydrosphere

Question 4

In the scientific method, a ______ is a testable prediction often based on observations.

Accepted Answer

hypothesis

Answer

conclusion

Answer

theory

Answer

variable

Question 5

The smallest unit of life that can function independently is known as a ______.

Accepted Answer

cell

Answer

organism

Answer

tissue

Answer

organ

Question 6

The force that pulls objects toward the center of the Earth is known as ______.

Accepted Answer

gravity

Answer

inertia

Answer

magnetism

Answer

friction

Question 7

The chemical symbol for water is ______.

Accepted Answer

H2O

Answer

CO2

Answer

N2

Answer

O2

Related quizzes