Topic study hub
Food supply
Explain how humans have enhanced food production through various methods, including: (a) using agricultural machinery to cultivate larger areas and increase efficiency, (b) applying chemical fertilizers to boost crop yields, (c) utilizing insecticides to enhance both quality and yield, (d) employing herbicides to minimize weed competition, and (e) practicing selective breeding to enhance production in crops and livestock.
3
Objectives
30
Flashcards
21
Questions
90 min
Study time
CambridgeIGCSEBiologyHuman influences on ecosystems
Choose a revision tool
Start revising Food supply
Syllabus checklist
What you need to know
3 objective pages available
Food supply outcomes3 objectives
- Explain how humans have enhanced food production through various methods, including: (a) using agricultural machinery to cultivate larger areas and increase efficiency, (b) applying chemical fertilizers to boost crop yields, (c) utilizing insecticides to enhance both quality and yield, (d) employing herbicides to minimize weed competition, and (e) practicing selective breeding to enhance production in crops and livestock.
- Discuss the pros and cons of cultivating large-scale monocultures of crops.
- Discuss the benefits and drawbacks of intensive livestock farming.
Key terms
Describe
Exam tips
No exam tips are published for this topic yet.
Common mistakes
No common mistakes are published for this topic yet.
Practice preview
Continue by objective
Objectives are grouped by subtopic so students can jump straight to the exact skill they want to revise.
Related topics