IB ESS HL 5.2.7 Green Revolution (1950s-1960s) Question Bank
Practise IB ESS SL/HL 005.002.007 by applying green revolution (1950s-1960s) concepts to exam-style environmental systems questions.
- Syllabus
- First assessment 2026
- Course
- ESS HL
- Level
- HL
Exam points
- identify the relevant environmental system, process or evidence
- apply the correct ESS concept and explain the causal relationship
- evaluate the outcome using ecological, social or management evidence
5.2.7—Green Revolution (1950s-1960s) question 1
[Maximum number: 4]
Outline four factors that enable a human population to increase its terrestrial food production.
Technological advancements: Innovations in agriculture, such as mechanization/irrigation systems/ genetically modified crops;
b. Improved crop varieties: Developing high-yielding crop varieties that are resistant to pests, diseases, and environmental stresses;
c. Water conservation practices e.g. drip irrigation/terracing/contour ploughing;
d. Education and training: Providing farmers with access to agricultural education/ training, and information on best practices can improve their skills and knowledge;
e. Application of fertilizers can enhance soil fertility;
f. Proper use of pesticides control pests increasing crop yields
g. Government policies/subsidies/incentives for farmers to increase production;
h. Maintaining biodiversity through crop rotation/agroforestry;
i. Expansion of farmland / land reclamation / draining wetland for the purpose of crop farming/animal rearing; j. Soil conservation measures to maintain/improve soil health;
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