Complete Exercise 5.1: Air and Atmosphere presented in a clear Q&A format

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🔬 Air & Atmosphere Lab

Choose the correct constituent or property!

1. Oxygen is necessary for respiration and ________.
2. The envelope of air surrounding the earth is the ________.
3. The life supporting constituent of air is ________.
4. On contact with combustion products, anhydrous copper sulphate turns ________.
5. When clear limewater is exposed to air, it turns ________.

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