The arsenic pollution in ground water in Bangladesh and parts of India is due to (A) industrial waste (B) thermal power plants (C) natural sources (D) agricultural practices Answer : (C) natural sources...
Presence of plants arranged into well defined vertical layers depending on their height can be seen best in: (1) Tropical Rain Forest (2) Grassland (3) Temperate Forest (4) Tropical Savannah Answer : (1) Tropical Rain Forest...
'Green House Effect' means (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution Answer : Trapping of solar energy due to atmospheric carbon dioxide...
Which of the following is not a source of pollution in soil? (A) Transport sector (B) Agriculture sector (C) Thermal power plants (D) Hydropower plants Answer : (D) Hydropower plants ...
What are the differences between a coal based thermal plant and a nuclear power plant? Answer : Coal based power plant uses burnt coal to produce heat energy to heat up water to run turbines while nuclear power plant uses heat energy produced from nuclei undergoing fussion or fission to heat water to run the turbines....
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