Soil Science Flashcard

Front

What is flood irrigation?

Back

Flood irrigation is a method of watering crops by flooding the fields with water. It can lead to high water wastage.

Front

What is a disadvantage of flood irrigation?

Back

High water wastage.

Front

What do we call the different layers of soil?

Back

Horizons.

Front

What is the top layer of soil called?

Back

Topsoil.

Front

What is the layer just below the topsoil?

Back

Subsoil.

Front

What is irrigation?

Back

Irrigation is the artificial supply of water to soil for the growth of crops.

Front

What is eutrophication?

Back

Eutrophication is the process where water bodies become overly enriched with nutrients, leading to excessive growth of algae.

Front

What does 'algal bloom' refer to in eutrophication?

Back

The rapid increase in the number of plants, specifically algae, in water bodies.

Front

What are soil horizons?

Back

Soil horizons are distinct layers of soil that differ in composition, texture, and color.

Front

What is the role of subsoil in agriculture?

Back

Subsoil provides essential nutrients and minerals to plants and supports the topsoil.