NCERT Class 6 Science Chapter 8 A Journey through States of Water MCQ Questions with Answers
NCERT Class 6 Science Chapter 8 A Journey through States of Water MCQ Questions with Answers Class 6 Science Chapter 8 MCQs 1. Water exists in how many states? A. One B. Two C. Three D. Four Answer: C 2. Ice is the ______ state of water. A. Liquid B. Solid C. Gas D. Plasma Answer: B 3. Water vapour is the ______ state of water. A. Solid B. Liquid C. Gas D. Metal Answer: C 4. The process of changing water into water vapour is called: A. Condensation B. Evaporation C. Freezing D. Melting Answer: B 5. The process of changing water vapour into liquid water is called: A. Evaporation B. Melting C. Condensation D. Sublimation Answer: C 6. Ice changes into water by: A. Freezing B. Melting C. Condensation D. Boiling Answer: B 7. Water freezes at: A. 100°C B. 50°C C. 0°C D. 25°C Answer: C 8. Water boils at: A. 0°C B. 50°C C. 100°C D. 150°C Answer: C 9. Which factor increases the rate of evaporation? A. Low temperature B. High temperature C. No air movement D. High humidity Answer: B 10....