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Environment Science Page 3
In an ecosystem, bacteria are the
|B. Primary consumers.|
|C. Secondary consumers.|
Deforestation generally decreases;
|B. Global warming.|
|C. Soil erosion.|
Which one of the following are non-renewable resources?
|C. Fossil fuels.|
|D. All of these.|
Biosphere reserve project was initiated in India during;
Sound becomes hazardous noise pollution at decibels-
|A. Above 50.|
|B. Above 80.|
|C. Above 100.|
|D. Above 130.|