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CSE · CSE_PRE_2011

Questions (100)

Q1CSE2011

In the Union Budget 2011-12, a full exemption from the basic customs duty was extended to the bio-based asphalt (bioasphalt). What is the importance of this material?

  1. Unlike traditional asphalt, bioasphalt is not based on fossil fuels
  2. Bioasphalt can be made from non-renewable resources
  3. Bioasphalt can be made from organic waste materials
  4. It is eco-friendly to use bioasphalt for surfacing of the roads

Which of the statements given above are correct?

  1. A 1, 2 and 3 only
  2. B 1, 3 and 4 only ✓
  3. C 2 and 4 only
  4. D 1, 2, 3 and 4
✓ Correct answer: (B)
Environment & Ecology › Pollution & Waste
Q2CSE2011

Consider the following

  1. Carbon dioxide
  2. Oxides of Nitrogen
  3. Oxides of Sulphur

Which of the above is/are the emission/emissions from coal combustion at thermal power plants?

  1. A 1 only
  2. B 2 and 3 only
  3. C 1 and 3 only
  4. D 1, 2 and 3 ✓
✓ Correct answer: (D)
Environment & Ecology › Pollution & Waste
Q3CSE2011

Satellites used for telecommunication relay are kept in a geostationary orbit. A satellite is said to be in such an orbit when

  1. The orbit is geosynchronous
  2. The orbit is circular
  3. The orbit lies in the plane of the Earth's equator
  4. The orbit is at an altitude of 22,236 km

Select the correct answer using the codes given below:

  1. A 1, 2 and 3 only ✓
  2. B 1, 3 and 4 only
  3. C 2 and 4 only
  4. D 1, 2, 3 and 4
✓ Correct answer: (A)
Science & Technology › Space Tech

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