Chapter 8 Review

Multiple Choice

Which factor is abiotic?

• soil

• Plants

• Bears

• Fireflies

Multiple Choice

Which object is a part of climate?

• river

• bacteria

• moisture

• fungi

Multiple Choice

How does the atmosphere benefit life on Earth?

• It provides light to Earth

• It filters out harmful rays from the Sun

• It gives us a glowing tan

• It breaks down dead plants and animals

Multiple Choice

What is a mix of rock, air, water, minerals, and the remains of once-living things.

• atmosphere

• biotic factor

• soil

• water

Multiple Choice

What does all life need and is mostly comprised of?

• atmosphere

• biotic factors

• soil

• water

Multiple Choice

what are the living parts of an ecosystem

• atmosphere

• biotic factors

• abiotic factors

• water

Multiple Choice

what is the layer of gases that surrounds Earth

• atmosphere

• biotic factors

• soil

• water

Multiple Choice

Which situation represents an abiotic factor and a biotic factor?

• a frog feeding on insects

• a tree growing in rich soil

• a chicken hatching from an egg

• a caterpillar changing into a butterfly

Multiple Choice

Which factor is a part of the climate at the South Pole?

• rich soil

• high tides

• low temperatures

• atmospheric nitrogen

Multiple Choice

Where does water move in the water cycle?

• from grass to cows and back

• from oceans to land and back

• from Earth to its atmosphere and back

Multiple Choice

Which element do all living things contain?

• oxygen

• bacteria

• carbon

Multiple Choice

____ is released into the atmosphere when people drive cars.

• Oxygen

• Bacteria

• Carbon Dioxide

Multiple Choice

What is it called when liquid changes into water vapor?

• condensation

• evaporation

• precipitation

Multiple Choice

What is it called when water falls from clouds to the ground?

• Condensation

• Evaporation

• Precipitation

Multiple Choice

What is it called when water vapor changes into liquid water?

• condensation

• evaporation

• precipitation

Multiple Choice

What is the primary source of oxygen in the atmosphere?

• greenhouse effect

• nitrogen fixation

• photosynthesis

Multiple Choice

What helps control temperature on Earth?

• Greenhouse effect

• Nitrogen fixation

• Photosynthesis

Multiple Choice

What produces nitrogen living things can use?

• Greenhouse Effect

• Nitrogen Fixation

• Photosynthesis