This quiz works best with JavaScript enabled. Home > Soil Nutrition > Manures Fertilizers Agrochemicals – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Manures Fertilizers Agrochemicals Quiz 3 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which body of water does the early Egyptian used to water their plants? A) Red Sea. B) Nile River. C) Mediterranean Sea. D) Caspian Sea. Show Answer Correct Answer: B) Nile River. 2. What is added to fertilizer so that it will spread easily and prevent burning? A) Filler. B) PH Balancer. C) Lime. D) Nitrogen. Show Answer Correct Answer: A) Filler. 3. ..... are required in relatively large proportion for the growth anddevelopment of plants. A) Fertilizers. B) Water. C) Macronutrients. D) Micronutrients. Show Answer Correct Answer: C) Macronutrients. 4. Which of the following is NOT a problem in our current food system A) Food waste. B) Algal blooms caused by fertilizer use. C) Selectively bred crops for high yield. D) Food insecurity. Show Answer Correct Answer: C) Selectively bred crops for high yield. 5. ..... are called commercial fertilizers because they can be bought from the local market. A) Fertilizers. B) Organic fertilizers. C) Inorganic fertilizers. D) None of above. Show Answer Correct Answer: C) Inorganic fertilizers. 6. This is a method of applying fertilizer close to the seed or around the growing plant. A) Top dressing. B) Band application. C) Foliar application. D) Broadcast application. Show Answer Correct Answer: B) Band application. 7. A common symptom of a plant that has a phosphorus deficiency is: A) Cupped or curled leaf tips. B) A purplish color in older leaves. C) Rotting fruit on young plants. D) Rotting fruit on young plants. Show Answer Correct Answer: B) A purplish color in older leaves. 8. How does phosphorus help a plant grow A) Leaf growth. B) Strong root. C) Fruit growth. D) None of above. Show Answer Correct Answer: B) Strong root. 9. What factors need to be considered when choosing fertilizer? A) Nutrients needed. B) Soil structure. C) Soil chemistry. D) All of the above. Show Answer Correct Answer: D) All of the above. 10. If you purchased a 10 pound bag of fertilizer labeled 5-10-5, how much potassium would it contain? A) 2 pounds. B) 5 pounds. C) 1 pound. D) .5 pound. Show Answer Correct Answer: D) .5 pound. 11. What is Potassium's symbol? A) K. B) Na. C) Mg. D) None of above. Show Answer Correct Answer: A) K. 12. How many essential nutrients are needed by plants in different amounts? A) 12. B) 10- 15. C) 16 or 17. D) All of them. Show Answer Correct Answer: C) 16 or 17. 13. The Haber process is the name we give to the industrial production of A) Ammonia. B) Salt. C) Sodium Hydroxide. D) Soap. Show Answer Correct Answer: A) Ammonia. 14. Lived by hunting small animals and gathering plants A) Scientists. B) Archeologist. C) Romans. D) Hunter-gatherers. Show Answer Correct Answer: D) Hunter-gatherers. 15. Which is dried cow manure an example of? A) Fertilizer Application. B) Inorganic Fertilizer. C) Organic Fertilizer. D) None of above. Show Answer Correct Answer: C) Organic Fertilizer. 16. Where is sprinkler irrigation popular? A) Deserts. B) Vegetable gardens, crops, lawns, golf courses. C) Organic hydroponics. D) Blueberry farms. Show Answer Correct Answer: B) Vegetable gardens, crops, lawns, golf courses. 17. Potassium's symbol is a? A) K. B) Na. C) Mg. D) None of above. Show Answer Correct Answer: A) K. 18. What is needed in the greatest amount by plants for maximum growth? A) Water. B) Micronutrients. C) Macronutrients. D) Sunlight. Show Answer Correct Answer: C) Macronutrients. 19. ..... is an organic material consisting of very fine thoroughly rotted manure, plant parts, and other organic matter. A) Compost. B) Green manure. C) Animal manure. D) None of above. Show Answer Correct Answer: A) Compost. 20. What are three examples of trace elements? A) Zinc, Hydrogen, Sodium. B) Iron, Boron, Maganese. C) Copper, Chromium, Calcium. D) Chlorine, Potassium, Titanium. Show Answer Correct Answer: B) Iron, Boron, Maganese. ← PreviousNext →Related QuizzesManures Fertilizers Agrochemicals Quiz 1Manures Fertilizers Agrochemicals Quiz 2Manures Fertilizers Agrochemicals Quiz 4Manures Fertilizers Agrochemicals Quiz 5Manures Fertilizers Agrochemicals Quiz 6Manures Fertilizers Agrochemicals Quiz 7Manures Fertilizers Agrochemicals Quiz 8Soil Nutrients Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books