MCQ (quiz) on Manures and Fertilizer
Read important MCQ on manures and fertilizers. Topics: Introduction to manures and fertilizers, classification categories. OM, FYM, compost, NPK and others.

Type | Multiple choice objective questions |
Number of questions | 25 |
Major subject | Agriculture |
Category | Agriculture |
Class | B.Sc. Agriculture, M.Sc. Agriculture |
Also read: Bio-fertilizers for Paddy (Rice)
MCQ on manure
Question 01. Which is an example of bulky OM?
(a). Farm Yard Manure.
(b). Compost.
(c). Green manure.
(d). All of the above.
Question 02. Consider about FYM
- FYM contains 0.5% N.
- It contains 0.2% K2O.
- FYM contains 0.2 % P2O5
(a). Only 1 is true.
(b). Only 2 is true.
(c). Only 3 is true.
(d). 1 and 2 are true.
Question 03. In vegetable crops, FYM is applied at least how many days before the sowing to avoid immobilisation of N?
(a). 15 days.
(b). 10 days.
(c). 5 days.
(d). On the same day.
Question 04. How much of N, P, and K can supply one tonne of cattle dung?
(a). N = 1.95 kg, P = 1.59 kg, K = 1.95 kg.
(b). N = 2.95 kg, P = 1.59 kg, K = 2.95 kg.
(c). N = 0.95 kg, P = 0.59 kg, K = 0.95 kg.
(d). N = 1.50 kg, P = 1.59 kg, K = 1.45 kg.
Question 05. Match the followings
1. | Cowpea | A. | 0.60 |
2. | Dhaincha | B. | 0.80 |
3. | Greengram | C. | 0.72 |
4. | Sunhemp | D. | 0.85 |
5. | Blackgram | E. | 0.70 |
(a). 1. D. 2. C. 3. A. 4. B 5. E.
(b). 1. E. 2. A. 3. C. 4. B 5. D.
(c). 1. C. 2. D. 3. E. 4. B 5. A.
(d). 1. B. 2. D. 3. E. 4. C. 5. A.
Organic and inorganic manures
Question 06. What is the major difference between FYM and compost?
(a). Absence of dung in compost.
(b). Absence of dung in FYM.
(c). Absence of agricultural waste in FYM.
(d). Absence of agricultural waste in compost.
Question 07. Consider about compost
- It is semi-decomposed.
- Lighter in colour.
- Supercompost consists superphosphate.
- All are true about compost.
Which is true?
(a). 1 and 2 are true.
(b). 2 and 3 are true.
(c). 4 is true.
(d). None of the above.
Question 08. Which one is the cheapest source of N among all organic manures?
(a). FYM.
(b). Supercompost.
(c). Azo compost.
(d). All of the above.
Question 09. What is the composition of Farm-Compost?
(a). Nitrogen = 0.5%, Phosphorus = 0.15%, Potash = 0.5%.
(b). Nitrogen = 0.15%, Phosphorus = 0.15%, Potash = 0.5%.
(c). Nitrogen = 0.5%, Phosphorus = 0.15%, Potash = 0.15%.
(d). None of the above.
Question 10. What is the composition of Farm-Compost prepared by Bangalore method?
(a). Nitrogen = 0.50-1.00%, Phosphorus = 0.40-0.59%, Potash = 2.0-3.3%.
(b). Nitrogen = 0.80-1.24%, Phosphorus = 0.40-0.59%, Potash = 3.0-5.0%.
(c). Nitrogen = 0.80-1.24%, Phosphorus = 0.40-0.59%, Potash = 2.0-3.3%.
(d). None of the above.
Question 11. What is fire fanging?
(a). Fungal growth on the surface of moist manure.
(b). Dry compost.
(c). Dry FYM.
(d). Toxic FYM.
Multiple choice questions on fertilizers
Question 12. What is sewage in sewage and sludge?
(a). Solid portion.
(b). Liquid portion.
(c). Both a and b.
(d). None of the above.
Question 13. Which is a green manuring crop with stem nodulation?
(a). Sesbania rostrata.
(b). Aeschynomene afraspera.
(c). Both a and b.
(d). None of the above.
Question 14. Which is true about concentrated OM?
(a). Higher nutrients than bulky OM.
(b). Lower nutrients than bulky OM.
(c). Nutrient content is equal to bulky OM.
(d). None of the above.
Question 15. What is the N content of sunflower cake?
(a). 7.2%.
(b). 7.8%.
(c). 6.5%.
(d). 5.5-5.8%.
Question 16. Which one of the following is a straight fertilizer?
(a). Ammonium sulphate.
(b). Potassium nitrate.
(c). Ammonium potassium phosphate.
(d). All of the above.
Question 17. Which type of fertilizer is DAP?
(a). Binary.
(b). Ternary.
(c). Compound or complex.
(d). None of the above.
Question 18. Which is the most hygroscopic fertilizer?
(a). Urea.
(b). Ammonium nitrate.
(c). Ammonium sulphate.
(d). Ammonium sulphate nitrate.
Question 19. What is the equivalent acidity of anhydrous ammonia?
(a). 128.
(b). 110.
(c). 80-84.
(d). 148.
Quiz on manures and fertilizers
Question 20. What is the equivalent basicity of CaCN?
(a). 29.
(b). 29.
(c). 21.
(d). 63.
Question 21. Which one of the following secondary fertilizer contains the highest percentage of Ca?
(a). Gypsum.
(b). Rock phosphate.
(c). Single super phosphate.
(d). None of the above.
Question 22. Which is a water insoluble phosphatic fertilizer?
(a). Dicalcium phosphate.
(b). Basic slag.
(c). Rhemania phosphate.
(d). All of the above.
Question 23. What is CAN?
(a). Calcium Ammonium Nitrate.
(b). Citrate Ammonium Nitrate.
(c). Both a and b.
(d). Calcium Anhydrous Nitrogen.
Question 24. By what name is CAN also known as?
(a). Calcium manure.
(b). Kisan khad.
(c). Farm fertilizer.
(d). None of the above.
Question 25. What is the trade name of urea ammonium phosphate?
(a). Ammopos-B.
(b). Nitrapyrin.
(c). N-Serve.
(d). Gromor.
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