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Contents & notes: what this topic covers
Under Weeds, the JAMB Agricultural Science syllabus expects you to study:
- 12. Weeds a. Gross morphology, methods of
- reproduction, dispersal and effect of weeds ii b. Weed control methods – weeding, mulching, cover cropping, tillage, herbicides and trap cropping
Study notes & guidance
Study Weeds using a recommended Agricultural Science textbook that follows the JAMB syllabus. Work through the contents listed above one by one, make brief notes in your own words, and then practise as many questions on this topic as you can — in Agricultural Science, understanding and steady practice matter far more than memorising. Use the objectives below as a checklist: if you can do each one confidently, you have mastered this topic.
Objectives — candidates should be able to
After studying Weeds, you should be able to:
- Identify weeds with their common and scientific names.
- Classify weeds according to their mode of dispersal.
- Identify the characteristic features of weeds. apply various weed control methods.
These objectives are from the official JAMB syllabus. Use them as a checklist — if you can do each one confidently, you have mastered this topic.
Source: official JAMB UTME Agricultural Science syllabus (IBASS, jamb.gov.ng). Reproduced for study use. Last checked: 17 Sept 2026. Always confirm the current syllabus on the official portal.