UPSC Environment & Ecology Questions
416 questions with explanations
Consider the following crops of India : 1. Cow pea 2. Green gram 3. Pigeon pea Which of the above is/are used as pulse, fodder and green manure?
Consider the following crops of India : 1. Cow pea 2. Green gram 3. Pigeon pea Which of the above is/are used as pulse, fodder and green manure?
Government of India encourages the cultivation of ‘sea buckthorn'. What is the importance of this plant? 1. It helps in controlling soil erosion and in preventi…
Electrically charged particles from space travelling at speeds of several hundred km/sec can severely harm living beings if they reach the surface of the earth.…
Which of the following is/are cited by the scientists as evidence/evidences for the continued expansion of universe? 1. Detection of microwaves in space 2. Obse…
Chlorofluorocarbons, known as ozone depleting substances are used 1. In the production of plastic foams 2. In the production of tubeless tyres 3. In cleaning ce…
What is the role of ultraviolet (UV) radiation in the water purification systems? 1. It inactivates/kills the harmful microorganisms in water. 2. It removes all…
Lead, ingested or inhaled, is a health hazard. After the addition of lead to petrol has been banned, what still are the sources of lead poisoning? 1. Smelting u…
How does the National Biodiversity Authority (NBA) help in protecting Indian agriculture? 1. NBA checks biopiracy and protects indigenous and traditional genet…
If the National Water Mission is properly and completely implemented, how will it impact the country? 1. Part of the water needs of urban areas will be met thro…
Consider the following kinds of organisms: 1. Bacteria, 2. Fungi, 3. Flowering plants. Some species of which of the above kinds of organisms are employed as bio…
Biomass gasification is considered to be one of the sustainable solutions to the power crisis in India. In this context which of the following statements is cor…
The acidification of oceans is increasing. Why is this phenomenon a cause of concern? 1. The growth and survival of calcareous phytoplankton will be adversely …
In which one among the following categories of protected areas in India are local people not allowed to collect and use the biomass?
The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere, because it absorbs
Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?
Other than resistance to pests, what are the prospects for which genetically engineered plants have been created? 1. To enable them to withstand drought 2. To i…
Recently there has been a concern over the short supply of a group of elements called rare earth metals. Why? 1. China, which is the largest producer of these e…
Consider the following protected areas: 1. Bandipur 2. Bhitarkanika 3. Manas 4. Sunderbans. Which of the above are declared Tiger Reserves?
Which one of the following groups of animals belongs to the category of endangered species?