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 1Questions 1–10 of 5

Q1Past Paper · PPSC/FPSC/CSSmedium
Engro Corporation in Pakistan is major producer of
1. Aonly textiles without chemical link
2. Bonly aviation fuel only
3. Conly nuclear fuel
4. Dfertilizers and petrochemicals
💡 Explanation:
Large Pakistani chemical conglomerate.
Q2Past Paper · PPSC/FPSC/CSSmedium
Portland cement clinker main phases include
1. Apolyethylene
2. Bgraphite anodes
3. Calite and belite
4. Dferrite only as organic polymer
💡 Explanation:
Ca silicates from kiln.
Q3Past Paper · PPSC/FPSC/CSSeasy
DAP fertilizer contains
1. Adiammonium phosphate
2. Bonly potassium chloride
3. Conly calcium carbonate
4. Donly silica fume
💡 Explanation:
N and P nutrient source.
Q4Past Paper · PPSC/FPSC/CSSeasy
Haber-Bosch process produces ammonia from
1. Aonly limestone
2. Bnitrogen and hydrogen at high pressure over catalyst
3. Conly urea directly
4. Donly phosphate rock
💡 Explanation:
N2 + 3H2 ⇌ 2NH3.
Q5Past Paper · PPSC/FPSC/CSSeasy
Urea synthesis uses ammonia and
1. Aonly sulfuric acid
2. Bcarbon dioxide
3. Conly sodium chloride brine
4. Donly ethylene
💡 Explanation:
2NH3 + CO2 → urea + H2O pathway.

Jump to page:

Fertilizer and Cement Industry Pakistan MCQs 2026

More Chemical Engineering Topics