Reaction Examples | MCQs

    Q1: Which of the following is an example of a chemical reaction?

    مندرجہ ذیل میں سے کون سی کیمیائی رد عمل کی مثال ہے؟
    • A. Water freezing into ice
    • B. Sand settling to the bottom of a pool
    • C. Leaves changing colors in the fall
    • D. A rock rolling down a hill
✅ Correct: 0 | ❌ Wrong: 0 | 📊 Total Attempted: 0