Question
Which of the following gases in the atmosphere is/are
responsible for acid rains? 1. Oxides of Sulphur 2. Oxides of nitrogen 3. Oxides of carbon Select the correct answer using the codes given belowSolution
Oxides of Sulphur and nitrogen are responsible for acid rain. Sulphur dioxide and nitrogen oxide, react with the water molecules in the atmosphere to produce acids.
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(32) -3/5 = ?
A rectangular garden is 20 m long and 15 m wide. If a path of width 2 m is built around the garden, what is the area of the path?
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