Question
________ of water can be tested by using universal indicators.

Answer

Acidic and Basic Nature of water can be tested by using universal indicators.
Explanation:
The movement originated in the Himalayan region of Uttar Pradesh (later Uttarakhand) in 1973 and quickly spread throughout the Indian Himalayas. The Hindi word chipko means “to hug” or “to cling to” and reflects the demonstrators' primary tactic of embracing the trees to impede the loggers.

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