Discussion
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- Question
Which of the following does not come under the category of'primary nutrient' for plant growth?
Options- A. Potassium
- B. Nitrogen
- C. Phosphorous
- D. Sulphur
- Correct Answer
- Sulphur
- 1. Nitro-phosphate (manufactured at Trom-bay) is a __________ fertiliser.
Options- A. mixed
- B. complex
- C. highly hygroscopic
- D. highly explosive Discuss
- 2. Which of the following fertilisers is used as a cattle feed?
Options- A. Urea
- B. Calcium ammonium nitrate
- C. Superphosphate
- D. Ammonium sulphate Discuss
- 3. Catalyst used in steam reforming of naphtha is
Options- A. bauxite
- B. cobalt
- C. nickel oxide on alumina support
- D. chromium Discuss
- 4. Raw materials for urea production are
Options- A. CO2 and N2
- B. CO2, H2 and N2
- C. NH3 and CO
- D. HNO3 and CaCO3 Discuss
- 5. A potassic fertiliser contains 50% K2O. It could be
Options- A. potassium sulphate.
- B. potassium chloride.
- C. a mixture of NaCl+ KCl.
- D. none of these. Discuss
- 6. Gas based fertiliser plants use
Options- A. natural gas as a source of hydrogen.
- B. natural gas as heating medium.
- C. coal gas as a source of hydrogen.
- D. coal gas as heating medium. Discuss
- 7. Which nutrient in fertiliser makes the plant stems stronger and increases branching?
Options- A. Nitrogen
- B. Phosphorous
- C. Potassium
- D. Calcium Discuss
- 8. C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about
Options- A. 2
- B. 6
- C. 13
- D. 20 Discuss
- 9. Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth?
Options- A. Nitrogeneous fertiliser
- B. Potassic fertiliser
- C. Phosphatic fertiliser
- D. None of these Discuss
- 10. Which is the best fertiliser for paddy?
Options- A. Ammonium sulphate
- B. Nitro-phosphate
- C. Superphosphate
- D. Potassium nitrate Discuss
Fertiliser Technology problems
Search Results
Correct Answer: complex
Correct Answer: Urea
Correct Answer: nickel oxide on alumina support
Correct Answer: CO2, H2 and N2
Correct Answer: potassium sulphate.
Correct Answer: natural gas as a source of hydrogen.
Correct Answer: Phosphorous
Correct Answer: 6
Correct Answer: Nitrogeneous fertiliser
Correct Answer: Ammonium sulphate
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