Topic 5: IB ESS Soil

Front

All people have equal access to food

Back

False

Front

Sustainable food production involves

Back

using resources at the rate at which they are generated without damaging the environment

Front

Which soil conservation method involves changing a steep hill into smaller, flatter fields?

Back

Terracing

Front

The finest soil particles are known as - (HINT: They trap & hold nutrients ... sometimes out of plants' roots' reach)

Back

Clay

Front

The process of growing plants in water and nutrients (without soil) is known as

Back

Hydroponics

Front

What is soil erosion?

Back

The removal of the top layer of soil due to water, wind, or human activity.

Front

What is the role of organic matter in soil?

Back

It improves soil structure, water retention, and nutrient availability.

Front

Define desertification.

Back

The process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture.

Front

What is the purpose of crop rotation?

Back

To improve soil health and reduce pest and disease buildup.

Front

What are cover crops?

Back

Plants grown to cover the soil rather than for the purpose of being harvested.