Modern Agriculture Methods
🌱 Part 1: Organic Crop Production
1. Which of the following are organic fertilizers? (Check all that apply)
Compost manure
Chemical NPK fertilizer
Animal manure
Green manure
Synthetic urea
2. What is the main advantage of using parasitoides in organic farming?
They increase soil fertility
They control pest insects naturally
They improve water retention
They increase crop yield directly
3. Explain why water quality is important in organic crop production:
🧪 Part 2: On-Farm Trial Planning
4. Design an on-farm trial by filling in the details below:
Organic material to use: _________________________
Crop to plant: _________________________
Trial duration: _________ weeks
Control group: _________________________
5. List three performance indicators you would observe and record during your trial:
💧 Part 3: Hydroponics
6. Match the hydroponic advantages with their descriptions:
1. Water efficiency
2. Space saving
3. Pest control
4. Year-round production
A. Can grow crops in any season
B. Uses 90% less water than soil farming
C. Vertical growing systems possible
D. Reduced soil-borne diseases
7. What is suspended media in hydroponics?
8. List two disadvantages of hydroponic farming:
🌿 Part 4: Growing Media
9. Which growing media would be best for the following situations? Choose from: peat moss, sand, perlite, gravel, pebbles, saw dust, bark
For good drainage in containers: _________________
For water retention: _________________
For hydroponic deep water culture: _________________
As an organic mulch: _________________
10. Explain why different growing media are needed for different crops:
📱 Part 5: Smart Agriculture
11. What is smart agriculture?
12. Which of these are types of smart agriculture technologies? (Check all that apply)
GPS-guided tractors
Soil moisture sensors
Traditional hand tools
Drone crop monitoring
Weather prediction apps
13. List three benefits and two limitations of smart agriculture:
Benefits:
Limitations:
🌍 Part 6: Climate Smart Agriculture
14. Match the climate change effects with their impacts on agriculture:
1. Poor rainfall
2. Excessive rainfall
3. Rising temperatures
4. Unpredictable weather
A. Crop flooding and soil erosion
B. Drought stress and crop failure
C. Difficulty in planning farming activities
D. Heat stress and increased pest activity
15. How does climate change compromise food security in Botswana?
16. Suggest three climate change mitigation strategies that farmers can use:
17. Design a climate-smart farming plan for a small farm in Botswana:
Explain your design:
