Other than poaching, what are the possible reasons for the decline in the population of Ganges River Dolphins?
- Construction of dams and barrages on rivers
- Increase in the population of crocodiles in rivers
- Getting trapped in fishing nets accidentally
- Use of synthetic fertilizers and other agricultural chemicals in crop-fields in the vicinity of rivers
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More questions fromEnvironment & Ecology
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The most important strategy for the conservation of biodiversity together with traditional human life is the establishment of
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If you walk through the countryside, you are likely to see some birds stalking alongside the cattle to seize the insects, disturbed by their movement through grasses, Which of the following is/are such bird/birds?
- Painted Stork
- Common Myna
- Black-necked Crane
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Consider the following international agreements:
- The International Treaty on Plant Genetic Resources for Food and Agriculture
- The United Nations Convention to Combat Desertification
- The World Heritage Convention
Which of the above has/have a bearing on the biodiversity?
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Which one of the following is the correct sequence of a food chain?
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Consider the following statements regarding ‘Earth Hour’:
- It is an initiative of UNEP and UNESCO.
- It is a movement in which the participants switch off the lights for one hour on a certain day every year.
- It is a movement to raise awareness about climate change and the need to save the planet.
Which of the statements given above is/are correct?
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Which of the following are some important pollutants released by the steel industry in India?
- Oxides of sulphur
- Oxides of nitrogen
- Carbon monoxide
- Carbon dioxide
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PYQs by Subject of 2014
Most repeated Topics from Environment & Ecology in Last 5 years
Repeated Topics | Questions in Last 5 Years |
|---|---|
| Environmental Pollution | 15 (21%) |
| Climate Change Mitigation | 14 (19%) |
| Institutional Measures for Environment Conservation | 12 (17%) |
| Climate Change | 12 (17%) |
| Indian Biodiversity - Fauna | 8 (11%) |
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