2025 Semester Test

Earth has ____________ major land biomes.

• A) 4
• B) 5
• C) 6
• D) 7

The organic matter in soil is made of ____.

• dead worms
• stems
• roots
• all of the above

____ is a factor that affects soil development.

• A) Time
• B) Slope
• C) Type of rock
• D) all of the above

How long does it take for soil to form?

• A) a few hours
• B) a few days
• C) a few years
• D) thousands of years

Groundwater is found in pores of soil and rock.

• True
• False

A low volume of pores means the rock has low porosity

• True
• False

A(n) ____ is a layer of permeable rock that lets water move freely.

• A) cave
• B) water table
• C) aquifer
• D) spring

Minerals are evenly distributed on Earth.

• True
• False

Which is an example of a mineral being used in everyday life?

• A) Coal is used for heating.
• B) Mica is used in the manufacturing of cosmetics.
• C) Lumber is used to build shelters.
• D) all of the above

Geothermal energy is nonrenewable.

• True
• False