- 1. The Agricultural Science of Organic Farming is a comprehensive and holistic approach to agriculture that emphasizes ecological balance, sustainable practices, and the well-being of both the environment and the consumer. This method prioritizes the use of natural inputs and processes, such as composting, crop rotation, and biological pest control, over synthetic chemicals and fertilizers that can harm soil health and biodiversity. Organic farming aims to enhance soil fertility through the use of organic matter, promote biodiversity by fostering diverse ecosystems, and encourage the use of renewable resources. It also includes the principles of conservation, as organic farmers seek to protect water quality, reduce carbon footprints, and maintain the integrity of natural habitats. In addition to its environmental benefits, organic farming plays a vital role in social and economic aspects by supporting local economies, promoting fair trade principles, and ensuring food safety. As consumer awareness of health and sustainability continues to rise, the agricultural science of organic farming remains a crucial area of research and practice, providing innovative techniques and solutions for improving food production while maintaining ecological integrity.
What is the primary principle of organic farming?
A) Utilize chemical herbicides
B) Prioritize monoculture
C) Use genetically modified organisms
D) Avoid synthetic fertilizers and pesticides
- 2. Which of the following is a common organic fertilizer?
A) Superphosphate
B) Ammonium nitrate
C) Urea
D) Compost
- 3. Which certification is required for organic products in the USA?
A) USDA Organic
B) Non-GMO Project Verified
C) Rainforest Alliance Certified
D) Fair Trade Certified
- 4. What is 'companion planting'?
A) Growing the same species together
B) Planting in rows only
C) Using plants to attract pests
D) Planting different crops together for mutual benefit
- 5. Which soil component is crucial for healthy organic farming?
A) Silica
B) Organic matter
C) Heavy metals
D) Clay content
- 6. Which agency enforces organic standards in the USA?
A) USDA
B) EPA
C) FDA
D) CDC
- 7. Which insect is often considered beneficial in organic farming?
A) Cockroach
B) Ladybug
C) Termite
D) Fruit fly
- 8. What does agroecology emphasize?
A) Synthetic fertilizers
B) Ecological principles in agriculture
C) Chemical pest control
D) Industrial farming methods
- 9. Which of the following is not allowed in organic farming?
A) Biological pest controls
B) Synthetic pesticides
C) Organic compost
D) Natural herbicides
- 10. What does 'NOP' stand for in the context of organic farming?
A) Non-GMO Organization Protocol
B) Nutrient Optimization Plan
C) Natural Operations Process
D) National Organic Program
- 11. What is a potential disadvantage of organic farming?
A) Dependence on fossil fuels
B) Lower yields
C) Reduced biodiversity
D) Higher pesticide residues
- 12. What is the significance of local biodiversity in organic agriculture?
A) Favors uniform crop systems
B) Supports resilience and ecosystem health
C) Reduces pest populations artificially
D) Requires extensive chemical use
- 13. What is the goal of organic pest management?
A) To increase pest population.
B) To eradicate all pests using chemicals.
C) To ignore pest issues.
D) To minimize pest damage sustainably.
- 14. Which crop is known for its role in nitrogen fixation?
A) Legumes
B) Fruits
C) Root vegetables
D) Cereal grains
- 15. Which of the following is a challenge of organic farming?
A) Increased use of pesticides
B) Unstable crop prices
C) Less flavorful produce
D) Higher labor costs
- 16. How does organic farming impact water quality?
A) Increases runoff of synthetic fertilizers.
B) Neglects water conservation.
C) Enhances toxic algae growth.
D) Reduces pollution from chemicals.
- 17. Which practice can help with soil health and structure?
A) No-till farming
B) Deep plowing
C) Using heavy machinery
D) Frequent tilling
- 18. What is 'integrated pest management' (IPM)?
A) Exclusively using chemical pesticides
B) Total reliance on biological control
C) Neglecting pest monitoring
D) Combining biological, cultural, and chemical methods
- 19. Which type of breeding is favored in organic farming?
A) Hybridization
B) Cloning
C) Genetic modification
D) Traditional breeding
- 20. Which practice improves soil health in organic farming?
A) Cover cropping.
B) Overgrazing.
C) Monocropping.
D) Excessive tillage.
- 21. What does permaculture aim to create?
A) Fossil fuel dependency
B) Monoculture plantations
C) Sustainable ecosystems
D) Synthetic environments
- 22. Which nutrient is critical for healthy plant growth?
A) Nitrogen.
B) Chlorine.
C) Arsenic.
D) Fluoride.
- 23. Which planting method is often used to increase yields in organic farming?
A) Row cropping only
B) Conventional monoculture
C) Intercropping
D) Sole cropping
- 24. What is the goal of agroecology?
A) Sustainable agricultural systems
B) Maximizing short-term profits
C) Complete reliance on technology
D) Ignoring local ecosystems
- 25. Which of the following plants is commonly used as a cover crop?
A) Clover
B) Wheat
C) Corn
D) Soybean
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