MPSC Rajyaseva 2016 GS Paper 1 — Question 32
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pH मापणी ही पाणी द्रावणांची अम्लता व अलकधर्मिता मोजण्याकरिता वापरली जाते. ही मापणी हाइड्रोजन आयन (H+) चे संकेंद्रणावर आधारित असते. खालीलपैकी काय अम्ल नाही ? The pH scale, used to measure acidity and alkalinity of water solutions, is based on concentration of hydrogen ions (H+). Which of the following is not acidic ?
1)केळी / Bananas
2)रक्त / Blood✓ Correct
3)दूध / Milk
4)टोमॅटो / Tomatoes
Human blood is slightly alkaline with a pH of around 7.4, whereas bananas, milk, and tomatoes are acidic in nature.
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