UPSC  Current Affairs

1. Which of the following is the correct explanation with respect to Petrifaction?

Process of fossilisation in which dissolved minerals replace organic matter Process of accumulation of toxic substances along the food chain Process of removal of toxic substance through use of bacteria Process of rearing earth worms.
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2. Ecuador was in news because of the recent earthquake. Consider the following statements with respect to Ecuador
1. Ecuador is a small islandoff the coast of Japan.
2. Ecuador which lies in close proximity to shifting boundary between tectonic platesis more prone to such earthquakes.
Select the correct answer using the codes given below

1 only 2 only Both None
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3. Consider the following International institutions
1. International development association
2. International finance corporation
3. International centre for settlement of investment disputes
Which of the following is/are not the organs of World Bank Group?

3 only 2 and 3 only 1 and 3 only None of the above
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4. Consider the following statements with respect to recent development in India’s Defence corporation:
1. Logistical exchange memorandum of agreement or (LEMOA. is a defence agreement between India and Iran
2. According to LEMOA militaries of both the countries will share facilities for refuelling, supplies and spares.
3. Communication Interoperability and Security Memorandum Agreement (CISMOA. and the Basic Exchange and Cooperation Agreement for Geo-Spatial Cooperation (BECA. have been signed with US.
Select the correct answer using the codes given below

1 and 2 2 only 2 and 3 All of the above
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5. Recently Tara Bhagavati cult, a lesser known sect of Buddhism was in news. Consider the following statements about this sect:
1. This cult belongs to Mahayana sect of Buddhism.
2. It was popular in Southern part of India.
Which of the above statements are correct:

1 only 2 only Both 1 and 2 Neither 1 nor 2
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6. Consider the following statements with respect to WPI.
1. Manufactured products have the highest weight among the basket of products used to calculate WPI.
2. WPI is released weekly by NSSO.
3. Base year to calculate WPI is 2004-05.
Select the correct answer using the codes given below

1 and 2 only 2 and 3 only 1 and 3 only All the above.
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7. Black soil is mainly composed of clay, thus it has high moisture retention capacity . Black soils are in fact rich in kankar nodules which add to the fertility of the soil.
Consider the statements the effects of ‘Oil Spill’
1. It reduces Photosynthetic activities in water bodies.
2. It results into killing of birds and mammals that die of hypothermia
3. Food web of water bodies gets even more complex
Select the correct code:

1 Only 1 and 2 Only 1 and 3 Only All of the above
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8. Consider the following
1. Change in state
2. Change in temperature
3. Change in colour
4. Evolution of a gas
Which of the above observations leads to a chemical reaction?

1, 3 and 4 2, 3 and 4 1, 2 and 3 1, 2, 3 and 4
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9. Consider the following
1. Fuelling of Space Shuttle
2. Photosynthesis
3. Corrosion of metals
4. Rancidity
5. Enzymes
6. Combustion
Which of the above involves ‘Redox’ reaction?

1, 2 and 5 2, 3, 5 and 6 1, 2, 4 and 5 1, 2, 3, 4, 5 and 6
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10. Consider the following statements
1. All non-metals are either solid or gases
2. All metals are solid at room temperature
3. All non-metals are non-lustrous
4. All non-metals are bad conductors of electricity
Select the incorrect code

1, 3 and 4 1, 2 and 3 2 and 4 Only 1, 2, 3 and 4
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