Haber-Bosch process produces ammonia from

nitrogen and hydrogen at high pressure over catalyst

Fertilizer and Cement Industry Pakistan MCQs 2026

5 questions with detailed answers · 5 from past papers · 1 quiz batches available

📚 Chemical Engineering 📄 5 Past-Paper Qs ✓ Free · No Login Needed

Read each question, think about the answer, then click Show Answer to reveal the correct option and explanation. Load 10 at a time so it stays manageable — perfect for one-topic study sessions on the bus or during a break.

Page 1 of 1 Questions 1–10 of 5

Q1 Past Paper · PPSC/FPSC/CSS easy

Haber-Bosch process produces ammonia from
1. A only limestone
2. B nitrogen and hydrogen at high pressure over catalyst
3. C only urea directly
4. D only phosphate rock
💡 Explanation:
N2 + 3H2 ⇌ 2NH3.
Q2 Past Paper · PPSC/FPSC/CSS medium

Portland cement clinker main phases include
1. A polyethylene
2. B graphite anodes
3. C alite and belite
4. D ferrite only as organic polymer
💡 Explanation:
Ca silicates from kiln.
Q3 Past Paper · PPSC/FPSC/CSS easy

Urea synthesis uses ammonia and
1. A only sulfuric acid
2. B carbon dioxide
3. C only sodium chloride brine
4. D only ethylene
💡 Explanation:
2NH3 + CO2 → urea + H2O pathway.
Q4 Past Paper · PPSC/FPSC/CSS easy

DAP fertilizer contains
1. A diammonium phosphate
2. B only potassium chloride
3. C only calcium carbonate
4. D only silica fume
💡 Explanation:
N and P nutrient source.
Q5 Past Paper · PPSC/FPSC/CSS medium

Engro Corporation in Pakistan is major producer of
1. A only textiles without chemical link
2. B only aviation fuel only
3. C only nuclear fuel
4. D fertilizers and petrochemicals
💡 Explanation:
Large Pakistani chemical conglomerate.

Jump to page:

Fertilizer and Cement Industry Pakistan MCQs 2026

More Chemical Engineering Topics