Class 7 Science MCQs - Chapter 23
Solutions Multiple Choice Questions (MCQ) PDF - 2
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The MCQs: If carbon dioxide is passed through limewater it will form; "Solutions" App Download Android & iOS (Free) with answers white smoke, white precipitate, acid rain and blue flame to learn e-learning courses. Practice acids and alkalis quiz questions, download Apple Book (Free Sample) for distance learning.
Solutions Questions & Answers PDF Download: MCQ Quiz 2
MCQ 6: If carbon dioxide is passed through limewater it will form
- white precipitate
- white smoke
- acid rain
- blue flame
MCQ 7: 'Lactic acid' is present in
- yogurt
- lemon
- apple
- guava
MCQ 8: 'Aqueous' solution includes
- salt solution
- sugar solution
- mineral water
- all of them
MCQ 9: The more accurate and quick measure of "pH" value is given by
- indicator
- pH scale
- pH meter
- universal indicator
MCQ 10: The solubility of gases increases with the decrease of
- mass
- volume
- temperature
- pressure
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