This quiz works best with JavaScript enabled. Home > Agriculture > Soil Nutrition > Fertilizers Manures > Manures Fertilizers Agrochemicals – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Manures Fertilizers Agrochemicals Quiz 2 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is fertilizer labeled with? A) 5 Numbers. B) 2 Numbers. C) Nothing. D) 3 Numbers. Show Answer Correct Answer: D) 3 Numbers. 2. What is potassium used for in a complete fertilizer? A) For green foliage. B) For roots & blooms. C) For plant health. D) None of above. Show Answer Correct Answer: C) For plant health. 3. When you add fertilizer to the stems of plants, you are ..... A) Getting dressed. B) Bottom dressing. C) Side dressing. D) Top dressing. Show Answer Correct Answer: C) Side dressing. 4. Nitrogen's symbol is a? A) Ni. B) NH. C) N. D) None of above. Show Answer Correct Answer: C) N. 5. Why do we need phosphorus in fertiliser A) Helps root to grow and help crops to ripen. B) Help plant produce chlorophyll and its other proton. C) Help plant to produce its proteins and to resist from plant disease. D) None of above. Show Answer Correct Answer: A) Helps root to grow and help crops to ripen. 6. Nitrogenous fertiliser is required A) During the early stage of growth to promote development of stem and leaves. B) For accelerating fruit formation in later stage of growth. C) To lessen the effect of excessive potash application. D) None of these. Show Answer Correct Answer: A) During the early stage of growth to promote development of stem and leaves. 7. Which is true of macronutrients? A) All six are listed on the fertilizer label. B) They are present in the soil in the smallest amounts. C) They are used by the plants in large amounts. D) They are used by the plants in small amounts. Show Answer Correct Answer: C) They are used by the plants in large amounts. 8. Which element is not added to anh fertiliser? A) Nitrogen. B) Potassium. C) Aluminium. D) Phosphorus. Show Answer Correct Answer: C) Aluminium. 9. Which of the following are salts containing various plant nutrients? A) Water. B) Micronutrients. C) Macronutrients. D) Fertilizers. Show Answer Correct Answer: D) Fertilizers. 10. Which body of water does the early Egyptian used to water their plants? A) Mediterranean Sea. B) Red Sea. C) Nile River. D) Caspian Sea. Show Answer Correct Answer: C) Nile River. 11. What is added to fertilizer so that it will spread easily and prevent burning? A) Filler. B) Lime. C) PH Balancer. D) Nitrogen. Show Answer Correct Answer: A) Filler. 12. ..... are required in relatively large proportion for the growth anddevelopment of plants. A) Fertilizers. B) Macronutrients. C) Micronutrients. D) Water. Show Answer Correct Answer: B) Macronutrients. 13. Which of the following is NOT a problem in our current food system A) Algal blooms caused by fertilizer use. B) Food waste. C) Selectively bred crops for high yield. D) Food insecurity. Show Answer Correct Answer: C) Selectively bred crops for high yield. 14. ..... 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. 15. 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. 16. A common symptom of a plant that has a phosphorus deficiency is: A) Rotting fruit on young plants. B) Rotting fruit on young plants. C) Cupped or curled leaf tips. D) A purplish color in older leaves. Show Answer Correct Answer: D) A purplish color in older leaves. 17. 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. 18. 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. 19. If you purchased a 10 pound bag of fertilizer labeled 5-10-5, how much potassium would it contain? A) .5 pound. B) 5 pounds. C) 2 pounds. D) 1 pound. Show Answer Correct Answer: A) .5 pound. 20. What is Potassium's symbol? A) K. B) Na. C) Mg. D) None of above. Show Answer Correct Answer: A) K. 21. 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. 22. The Haber process is the name we give to the industrial production of A) Salt. B) Ammonia. C) Soap. D) Sodium Hydroxide. Show Answer Correct Answer: B) Ammonia. 23. Lived by hunting small animals and gathering plants A) Hunter-gatherers. B) Romans. C) Archeologist. D) Scientists. Show Answer Correct Answer: A) Hunter-gatherers. 24. 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. 25. Where is sprinkler irrigation popular? A) Deserts. B) Organic hydroponics. C) Blueberry farms. D) Vegetable gardens, crops, lawns, golf courses. Show Answer Correct Answer: D) Vegetable gardens, crops, lawns, golf courses. 26. Potassium's symbol is a? A) K. B) Na. C) Mg. D) None of above. Show Answer Correct Answer: A) K. 27. What is needed in the greatest amount by plants for maximum growth? A) Micronutrients. B) Macronutrients. C) Sunlight. D) Water. Show Answer Correct Answer: B) Macronutrients. 28. ..... 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. 29. 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. 30. Calcium, magnesium, and sulfur are: A) Micronutrients. B) Macronutrients. C) Secondary elements. D) Primary elements. Show Answer Correct Answer: C) Secondary elements. ← PreviousNext →Related QuizzesSoil Nutrition QuizzesAgriculture QuizzesManures Fertilizers Agrochemicals Quiz 1Manures Fertilizers Agrochemicals Quiz 3Manures Fertilizers Agrochemicals Quiz 4Manures Fertilizers Agrochemicals Quiz 5 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books