Unit 32: Medicine, Agriculture and Industry — Mcqs

12th Class Chemistry · Unit 32: Medicine, Agriculture and Industry

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Q1.I.What does the TD₅₀ value in the TI formula represent?

Q1.II.What is the key structural feature for penicillin's antibiotic activity?

Q1.III.How do opiates like morphine reduce pain?

Q1.IV.Which N-P-K nutrient promotes protein synthesis and chlorophyll?

Q1.V.How does acid rain primarily damage soil?

Q1.VI.What is a primary effect of climate change on agriculture?

Q1.VII.In Pakistan, rock salt (halite) is a key raw material for producing:

Q1.VIII.Ammonia gas in industry is prepared by:

Q1.XI.Plastics, synthetic fibres, and synthetic rubber are primary products of the:

Q1.X.What is the primary purpose of ventilation systems in a chemical facility?