Sustainable Resource Use & Agricultural Pollution is one of 9 topics in the Grade 10 Agricultural Sciences CAPS syllabus, covered across 3 lessons on Study Vault. Below are real practice questions from this topic with full worked answers.
Sample practice questions
Easy
1. Which of the following is an example of a renewable agricultural resource?
Soil fertility
A fixed mineral deposit
Fossil fuel reserves
Non-renewable groundwater in a closed aquifer
Answer: Soil fertility — Soil fertility is renewable: it can be maintained or replenished over time through good management practices, unlike non-renewable resources that exist in a fixed, limited supply.
Easy
2. Give an example of an irrigation method considered more water-efficient than flood irrigation.
Answer: drip irrigation — Drip irrigation delivers water directly and slowly to plant roots, wasting far less water than flood irrigation, which floods the whole field.
Medium
3. Which of the following best defines "sustainable utilisation" of natural resources?
Using resources at a rate that meets present needs without compromising future generations' ability to meet theirs
Using as many resources as possible as quickly as possible
Never using any natural resource for agricultural production
Only using non-renewable resources for farming
Answer: Using resources at a rate that meets present needs without compromising future generations' ability to meet theirs — Sustainable utilisation means using resources such as soil and water at a rate that allows them to be maintained or replenished, meeting present agricultural needs without compromising the ability of future generations to meet their own needs.
