2020
Environment & Ecology
Subject Collection
UPSC Prelims 2020 Environment & Ecology
Environment & Ecology PYQs for UPSC Prelims 2020.
2020
Environment & Ecology
Which of the following Protected Areas are located in Cauvery basin? 1. Nagarhole National Park 2. Papikonda National Park 3. Sathyamangalam Tiger Reserve 4. Wayanad Wildlife Sanctuary Select the correct answer usin...
2020
Environment & Ecology
Consider the following statements: 1. 36% of India’s districts are classified as “overexploited” or critical” by the Central Ground Water Authority (CGWA). 2. CGWA was formed under the Environment (Protection) Act. 3...
2020
Environment & Ecology
Which one of the following protected areas is well-known for the conservation of a sub-species of the Indian swamp deer (Barasingha) that thrives well on hard ground and is exclusively graminivorous?
2020
Environment & Ecology
If a particular plant species is placed under Schedule VI of The Wildlife Protection Act, 1972, what is the implication?
2020
Environment & Ecology
What is/are the advantage/advantages of zero tillage in agriculture? 1. Sowing of wheat is possible without burning the residue of previous crop. 2. Without the need for nursery of rice saplings, direct planting of p...
2020
Environment & Ecology
With reference to solar water pumps, consider the following statements: 1. Solar power can be used for running surface pumps and not for submersible pumps. 2. Solar power can be used for running centrifugal pumps and ...
2020
Environment & Ecology
With reference to Indian elephants, consider the following statements: 1. The leader of an elephant group is a female. 2. The maximum gestation period can be 22 months. 3. An elephant can normally go on calving till ...
2020
Environment & Ecology
Which of the following are the most likely places to find the musk deer in its natural habitat? 1. Askot Wildlife Sanctuary 2. Gangotri National Park 3. Kishanpur Wildlife Sanctuary 4. Manas National Park Select the...
2020
Environment & Ecology
According to India’s National Policy on Biofuels, which of the following can be used as raw materials for the production of biofuels? 1. Cassava 2. Damaged wheat grains 3. Groundnut seeds 4. Horse gram 5. Rotten pota...
2020
Environment & Ecology
Which of the following are the reasons/factors for exposure to benzene pollution? 1. Automobile exhaust 2. Tobacco smoke 3. Wood burning 4. Using varnished wooden furniture 5. Using products made of polyurethane Sel...
2020
Environment & Ecology
In rural road construction, the use of which of the following is preferred for ensuring environmental sustainability or to reduce carbon footprint? 1. Copper slag 2. Cold mix asphalt technology 3. Geotextiles 4. Hot ...
2020
Environment & Ecology
What is the use of biochar in farming? 1. Biochar can be used as a part of the growing medium in vertical farming. 2. When biochar is a part of the growing medium, it promotes the growth of nitrogen-fixing microorgan...
2020
Environment & Ecology
In the context of India, which of the following is/are considered to be practice(s) of eco-friendly agriculture? 1. Crop diversification 2. Legume intensification 3. Tensiometer use 4. Vertical farming Select the co...
2020
Environment & Ecology
What are the advantages of fertigation in agriculture? 1. Controlling the alkalinity of irrigation water is possible. 2. Efficient application of Rock Phosphate and all other phosphatic fertilizers is possible. 3. In...
2020
Environment & Ecology
With reference to India’s biodiversity, Ceylon frogmouth, Coppersmith barbet, Gray-chinned minivet and White-throated redstart are
2020
Environment & Ecology
With reference to India’s Desert National Park, which of the following statements are correct? 1. It is spread over two districts. 2. There is no human habitation inside the Park. 3. It is one of the natural habitats...
2020
Environment & Ecology
Consider the following statements: 1. Coal ash contains arsenic, lead and mercury. 2. Coal-fired power plants release Sulphur dioxide and oxides of nitrogen into the environment. 3. High ash content is observed in In...
2020
Environment & Ecology