Agriculture MCQs
Agriculture MCQs help candidates prepare for exams like PPSC, FPSC, and NTS. Topics include agronomy, soil science, crop physiology, horticulture, and pest control, ensuring strong conceptual and factual preparation for competitive and academic tests.
Q: Farmers use greenhouses to
A) Block sunlight
B) Grow in dry soils
C) Extend growing season
D) Reduce manpower
✅ Correct Answer: C
Explanation: Greenhouses create a controlled environment, allowing year-round cultivation.
Q: Main nutrient for leaf development is
A) Nitrogen
B) Phosphorus
C) Potassium
D) Sulfur
✅ Correct Answer: A
Explanation: Nitrogen promotes leafy growth and is crucial for chlorophyll formation.
Q: Compost improves soil by adding
A) Salts
B) Organic matter
C) Sand
D) Gravel
✅ Correct Answer: B
Explanation: Compost enriches soil with decomposed organic material, enhancing fertility.
Q: Transpiration in plants mainly occurs through
A) Roots
B) Flowers
C) Stomata
D) Seeds
✅ Correct Answer: C
Explanation: Stomata in leaves release water vapor during transpiration, aiding nutrient movement.
Q: Agricultural productivity can be improved by
A) Monoculture
B) Traditional ploughing
C) Soil testing
D) Burning fields
✅ Correct Answer: C
Explanation: Soil testing helps determine nutrient deficiencies and guides fertilizer application.