3rd Grade Science Test Ch.1L2

Front

What is the term for the layer of soil that is rich in nutrients and supports plant growth?

Back

Humus

Front

What do we call the underground part of a plant that absorbs water and nutrients?

Back

Roots

Front

What is the term for a large area with similar climate and living things?

Back

Biome

Front

What is the average amount of rain that falls in a desert each year?

Back

Less than 25 centimeters

Front

What do we call the changes that help plants survive in their environment?

Back

Adaptations

Front

What happens to the temperature at night in the desert?

Back

It drops and becomes cooler.

Front

What is the process called when rainwater moves through soil?

Back

Infiltration

Front

What type of climate does a desert have?

Back

Dry climate

Front

What is the main source of energy for plants?

Back

Sunlight

Front

What do plants need to grow besides water and sunlight?

Back

Nutrients from the soil