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प्रश्न
Name the gas produced when fossil fuel is burnt.
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उत्तर
Carbon dioxide
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संबंधित प्रश्न
Two gases found dissolved in natural water are
Answer the following question:
What is the chemical composition of water ? Give its molecular formula.
Explain why:
Rain water does not leave behind concentric rings when boiled.
State what is potable water. Give its qualities or characteristics which make it fit for human consumption.
Complete the statement by filling the blank with the correct word from the option.
Kerosene & water form a _______ mixture.
Household detergents contain mainly ______ and pollute water bodies.
Fill in the blank:
Unpolluted water has _____ amount of dissolved oxygen.
How is the life of organisms living in water affected when water gets polluted?
Match Column I with Column II
| Column I | Column II | ||
| (a) | Ground water | (i) | Solid form of water |
| (b) | Bawri | (ii) | Wastage of water |
| (c) | Snow | (iii) | Water management |
| (d) | Drip irrigation | (iv) | Small water |
| (e) | Leaking taps | (v) | Water table |
What is saltwater?
