Soil and Agricultural Impacts

Question 1

What is Soil?

Answer 1

Soil is a natural body that consists of minerals, living organisms, water, air and organic compounds

Question 2

What’s Soil fertility ?

Answer 2

The capacity of soil to supply nutrients necessary for plants to grow.

Question 3

What influences choice of agricultural practices?

Answer 3

The soil and climate conditions.

Question 4

What negative impacts does agriculture have on soil?

Answer 4

1. Loss of topsoil due to acceleration of erosion
2. Increase in soil compaction results in a decrease in water and air spaces
3. Increases frequency of landslides

Question 5

What negative impacts does agriculture have on surface water?

Answer 5

1. Increases sedimentation(an increase in sedimentation results in the erosion of soil)
2. Changes in catchment hydrology

Question 6

What are the 4 things in the environment that are negatively impacted due to agricultural practices?

Answer 6

1. Ecosystems
2. Soil(physically and chemically)
3. Surface water