The part of chloroplast where CO2 is fixed to manufacture sugar is: A. Lumen B. Stroma C. Thylakoid D. Outer membrane Correct answer is: B. Stroma 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Ethanol is biofuel and named as? A. Carbon Neutral B. Carbon Positive C. Carbon Negative D. Renewable Fuel Correct answer is: A. Carbon Neutral 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
The planet having the highest density: A. Mercury B. Earth C. Venus D. Mars Correct answer is: B. Earth 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
In can manufacturing, which element is used for coating? A. Aluminum B. Zinc C. Tin D. Chromium Correct answer is: C. Tin 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Nuclear Energy is what percentage of World Energy demand? A. 5% B. 10% C. 15% D. 20% Correct answer is: B. 10% 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Sedimentation is part of which water treatment process? A. Secondary water Treatment B. Tertiary water Treatment C. Primary water Treatment D. Disinfection Correct answer is: C. Primary water Treatment 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Which specific particle is added is smog? A. Sulfur Dioxide B. Particulate Matter C. Carbon Monoxide D. Ozone Correct answer is: B. Particulate Matter 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
The process of removing the inedible central part of seeds from a fruit is called: A. Peeling B. Slicing C. Coring D. Pitting Correct answer is: C. Coring 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Which one is part of Phanerozoic era? A. Archean B. Paleozoic C. Hadean D. Precambrian Correct answer is: B. Paleozoic 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
After reception the milk is stored in? A. Warehouse B. Coolers C. Silos D. Chillers Correct answer is: C. Silos 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Ripening of fruits requires what natural plant: A. Enzymes B. Water C. Hormones D. Sunlight Correct answer is: C. Hormones 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Sucrose is a combination of: A. Glucose+Glucose B. Glucose+Galactose C. Fructose+Glucose D. Glucose+Fructose Correct answer is: D. Glucose+Fructose 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Two or more than two populations having different species form which term? A. Ecosystem B. Community C. Biome D. Biosphere Correct answer is: B. Community 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Which is the purest form of coal? A. Peat B. Lignite C. Anthracite D. Bituminous Correct answer is: C. Anthracite 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
How much percentage of land should be under forest to maintain ecological system? A. 20% B. 25% C. 30% D. 33% Correct answer is: D. 33% 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
What is primary start of codon? A. UAA B. UAG C. UGA D. AUG Correct answer is: D. AUG 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
The charged particles from the sun coming through space are called? A. Cosmic Wind B. Solar Wind C. Solar Flares D. Radiation Correct answer is: B. Solar Wind 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
What is the chemical nature of enzymes? A. Carbohydrates B. Lipids C. Polypeptide D. Nucleic Acids Correct answer is: C. Polypeptide 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Brackish water is commonly found in: A. Lakes B. Glaciers C. Estuaries D. Rivers Correct answer is: C. Estuaries 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
The basic structural and functional unit of both plant and animal tissues is: A. Nitrogen B. Cell C. Oxygen D. Hydrogen Correct answer is: B. Cell 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
The UN carbon credit mechanism operates primarily under which agreement? A. Paris Agreement B. Kyoto Protocol C. Montreal Protocol D. UNFCCC Correct answer is: A. Paris Agreement 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
In Pakistan, protein is mainly obtained from: A. Fruits B. Pulses and Legumes C. Dairy Products D. Meat Correct answer is: B. Pulses and Legumes 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
A thick waxy outer covering on plant leaves mainly helps to: A. Attract pollinators B. Prevent water loss C. Enhance photosynthesis D. Protect from insects Correct answer is: B. Prevent water loss 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
The final, stable and self-sustaining stage of ecological succession is called: A. Climax Community B. Seral Stage C. Pioneer Community D. Primary Succession Correct answer is: A. Climax Community 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar
Which bond stores energy for cellular activities in ATP? A. Ionic Bond B. Hydrogen Bond C. High-energy Phosphate Bond D. Covalent Bond Correct answer is: C. High-energy Phosphate Bond 📖 Read Detailed Explanation → Every Day Science PMS Provincial Management Services Solved Paper 2026 PPSC Past Papers & Solved MCQs PPSC Past Papers 2026 Solved Leave a Comment | Umar