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The National Green Tribunal (NGT) imposed the ₹1,000 crore penalty on the Punjab government for failing to manage solid and liquid waste.
The conversion of hard water into soft water by boiling or adding calcium hydroxide is called:
Activated charcoal is used to remove colouring matter from pure substances by which of the following process?
Perspiration cools the body because
The orbital velocity of a satellite depends on:
Which of the following is the lightest metal?
Which reaction represents the correct method of extracting iron from its ore in a blast furnace?
Which gas is used to convert vegetable oils into solid fats?
What happens when one s orbital and one p orbital hybridize?
Which type of bond is formed by the sharing of electrons?
Turquoise is an ore/mineral of: