- 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) Prioritize monoculture
B) Use genetically modified organisms
C) Utilize chemical herbicides
D) Avoid synthetic fertilizers and pesticides
- 2. Which of the following is a common organic fertilizer?
A) Ammonium nitrate
B) Compost
C) Superphosphate
D) Urea
- 3. Which certification is required for organic products in the USA?
A) Rainforest Alliance Certified
B) Fair Trade Certified
C) Non-GMO Project Verified
D) USDA Organic
- 4. What is 'companion planting'?
A) Planting in rows only
B) Planting different crops together for mutual benefit
C) Growing the same species together
D) Using plants to attract pests
- 5. Which soil component is crucial for healthy organic farming?
A) Clay content
B) Heavy metals
C) Silica
D) Organic matter
- 6. Which agency enforces organic standards in the USA?
A) USDA
B) CDC
C) FDA
D) EPA
- 7. Which insect is often considered beneficial in organic farming?
A) Ladybug
B) Termite
C) Fruit fly
D) Cockroach
- 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) Natural herbicides
B) Synthetic pesticides
C) Organic compost
D) Biological pest controls
- 10. What does 'NOP' stand for in the context of organic farming?
A) Non-GMO Organization Protocol
B) Nutrient Optimization Plan
C) National Organic Program
D) Natural Operations Process
- 11. What is a potential disadvantage of organic farming?
A) Lower yields
B) Dependence on fossil fuels
C) Higher pesticide residues
D) Reduced biodiversity
- 12. What is the significance of local biodiversity in organic agriculture?
A) Requires extensive chemical use
B) Supports resilience and ecosystem health
C) Favors uniform crop systems
D) Reduces pest populations artificially
- 13. What is the goal of organic pest management?
A) To eradicate all pests using chemicals.
B) To increase pest population.
C) To ignore pest issues.
D) To minimize pest damage sustainably.
- 14. Which crop is known for its role in nitrogen fixation?
A) Fruits
B) Cereal grains
C) Root vegetables
D) Legumes
- 15. Which of the following is a challenge of organic farming?
A) Less flavorful produce
B) Increased use of pesticides
C) Unstable crop prices
D) Higher labor costs
- 16. How does organic farming impact water quality?
A) Increases runoff of synthetic fertilizers.
B) Neglects water conservation.
C) Reduces pollution from chemicals.
D) Enhances toxic algae growth.
- 17. Which practice can help with soil health and structure?
A) Deep plowing
B) Frequent tilling
C) Using heavy machinery
D) No-till farming
- 18. What is 'integrated pest management' (IPM)?
A) Combining biological, cultural, and chemical methods
B) Total reliance on biological control
C) Exclusively using chemical pesticides
D) Neglecting pest monitoring
- 19. Which type of breeding is favored in organic farming?
A) Genetic modification
B) Cloning
C) Hybridization
D) Traditional breeding
- 20. Which practice improves soil health in organic farming?
A) Excessive tillage.
B) Overgrazing.
C) Monocropping.
D) Cover cropping.
- 21. What does permaculture aim to create?
A) Synthetic environments
B) Sustainable ecosystems
C) Fossil fuel dependency
D) Monoculture plantations
- 22. Which nutrient is critical for healthy plant growth?
A) Chlorine.
B) Nitrogen.
C) Arsenic.
D) Fluoride.
- 23. Which planting method is often used to increase yields in organic farming?
A) Intercropping
B) Conventional monoculture
C) Row cropping only
D) Sole cropping
- 24. What is the goal of agroecology?
A) Ignoring local ecosystems
B) Maximizing short-term profits
C) Sustainable agricultural systems
D) Complete reliance on technology
- 25. Which of the following plants is commonly used as a cover crop?
A) Soybean
B) Clover
C) Wheat
D) Corn
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