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/are correct? 1. Coconut shells, groundnut shells and rice husk can be used in biomass gasification 2. The combustible gases generated from biomass gasification consist of hydrogen and carbon dioxide only 3. The combustible gases generated from biomass gasification can be used for direct heat generation but not in internal combustion engines.
Exam Year: 2012
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Correct Answer:
(a)
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Consider the following statements: 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 certain electronic components 4. As pressurizing agents in aerosol cans Which of the statements given above is/are correct?
Correct Answer:
(c)
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With reference to National Rural Health Mission, which of the following are the jobs of âASHAâ, trained community health workers?
1. Accompanying women to the health facility for antenatal care check-up
2. Using pregnancy test kits for early detection pregnancy
3. Providing information on nutrition and immunization
4. Conducting the delivery of baby.Correct Answer:
(a)
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Which of the following can be said to be essentially the parts of ‘Inclusive Governance’?
1. Permitting the Non-Banking Financial Companies to do banking
2. Establishing effective District Planning Committees in all the districts
3. Increasing the government spending on public health
4. Strengthening the Mid-day Meal SchemeCorrect Answer:
(c)
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If 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 through recycling of waste water.
2. The water requirements of coastal cities with inadequate alternative sources of water will be met by adopting appropriate technologies that allow for the use of ocean water.
3. All the rivers of Himalayan origin will be linked to the rivers of peninsular India
4. The expenses incurred by farmers for digging bore wells and for installing motors and pump sets to draw groundwater will be completely reimbursed by the Government.Select the correct answer using the code given below:
Correct Answer:
(b)
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Graphene is frequently in the news recently. What is its importance? 1. It is a two-dimensional material and has good electrical conductivity. 2. It is one of the thinnest but strongest materials tested so far. 3. It is entirely made of silicon and has high optical transparency. 4. It can be used as âconducting electrodesâ required for touch screens, LCDs and organic LEDs.
Correct Answer:
(c)
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With reference to âstem cellsâ, frequently in the news, which of the following statements is/are correct? 1. Stem cells can be derived from mammals only. 2. Stem cells can be used for screening new drugs. 3. Stem cells can be used for medical therapies.
Correct Answer:
(b)
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Which of the following is/are cited by the scientists as evidence/evidences for the continued expansion of the universe? 1. Detection of microwaves in space 2. Observation of redshift phenomenon in space 3. Movement of asteroids in space 4. Occurrence of supernova explosions in space
Correct Answer:
(a)
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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. What prevents them from reaching the surface of the Earth?
Correct Answer:
(a)
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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 increase the nutritive value of the produce
3. To enable them to grow and do photosynthesis in spaceships and space stations
4. To increase their shelf life.Correct Answer:
(c)