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- 1. Multiple ChoiceWhy LPG is a better fuel than coal?NO CarbondioxideHigh calorific valueEasy to transport & storeAll of the above
- 2. Multiple ChoiceWhich of the following best defines natural resources?Resources found in highly populated areasMan-made resources used for industrial purposesResources that are readily available in marketsMaterials or substances occurring in nature that can be exploited for economic gain
- 3. Multiple ChoiceWhich of the following best illustrates the impact of human activities on natural resources?Building of dams to generate electricityContamination of water due to oil spillsConservation of forests for sustainable useProtection of endangered species through wildlife sanctuaries
- 4. Multiple ChoiceWhich natural resource has greatest impact on world politicsForestcoalPetroleumwater
- 5. Multiple ChoiceHow long will some of the world's natural resources last at the current rate of consumption and production?50 years70 years100 years200 years
- 6. Multiple ChoiceIf the rate of consumption of natural resources remains constant at 5 units per month, and the total available resources are 100 units, how long before the resources become depleted?20 months25 months30 months35 months
- 7. Multiple ChoiceA forest covers an area of 1000 hectares. If 10 hectares are cleared every month for the next 5 years and 15 hectares of new trees are planted every month, what will be the area covered by the forest after 5 years?900 hectares1000 hectares1050 hectares1300 hectares
- 8. Multiple ChoiceWhich of the following is not a petroleum product?KeroseneBeewaxPitch BlackNone of the above
- 9. Multiple ChoiceWhich of the following is the purest form of carbon?Coal gascoal tarCokeNone of the above
- 10. Multiple ChoiceWhich of the following is used to manufacture steel?Coal gascoal tarCokeAll of the above
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