Weeds, Diseases, Pests & Irrigation is one of 9 topics in the Grade 10 Agricultural Management Practices 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. What is a weed?
An unwanted plant that competes with a crop for light, water, nutrients and space
A beneficial insect that pollinates crops
A type of soil nutrient deficiency
A method of irrigation
Answer: An unwanted plant that competes with a crop for light, water, nutrients and space — A weed is an unwanted plant competing with the crop for light, water, nutrients and space.
Easy
2. Which of the following is an example of mechanical weed control?
Hoeing
Applying a herbicide
Planting a resistant cultivar
Crop rotation
Answer: Hoeing — Mechanical control physically removes or damages weeds through cultivation, hoeing or mowing.
Medium
3. Name the type of weed control that uses farming practices, such as maintaining good crop density, to help the crop out-compete emerging weeds.
Answer: cultural control — Cultural control uses farming practices, such as maintaining good crop density so the crop out-competes emerging weeds, or rotating crops to disrupt conditions particular weeds rely on.
