ESE 2019: Basics of Energy and Environment-Quiz 5

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Question 1

Consider the following pairs with reference to ‘National air quality index’

Which of the pairs given above are correctly matched?

• Ai and iii
• Bii and iii
• Ciii only
• Di, ii and iii

Question 2

Which of the following are the forms of ‘in-situ’ bioremediation techniques?
i. Bioventing
ii. Bioreactors
iii. Bioslurping
iv. Biopiles
v. Biosparging
Select the correct answer using the code given below?

• Ai and ii
• Biv and v
• Ci, iii and v
• Di , ii and iii

Question 3

Which of the following is/are correct regarding London Smog?
1) It is also called sulfurous smog.
2) London smog results from a high concentration of SULFUR OXIDES in the air.
3) This type of smog is aggravated by dampness and a high concentration of suspended particulate matter in the air.

• A1 and 2
• B2 and 3
• C1 and 3
• D1, 2 and 3

Question 4

Which of the following represent the correct sequence of increasing order of ‘global warming potential’ (GWP)?

• ASulphur hexafluoride <hydro fluoro carbons<methane<nitrous oxide<carbon dioxide
• BCarbon dioxide<methane<nitrous oxide<hydro fluoro carbons<Sulphur hexafluoride
• CSulphur hexafluoride<nitrous oxide<carbon<methane<hydro fluoro carbons
• DCarbon<nitrous oxide<methane<hydro fluoro carbons< Sulphur hexafluoride

Question 5

A thermal oxidizer is a process unit to control which pollution?

• AWater Pollution
• BThermal Pollution
• CLight Pollution
• DAir Pollution

Question 6

Recently, Govt. has advanced the Bharat Stage VI fuel roll out in Delhi to cut pollution from April 1, 2018 instead of 2020. Which of the following statement is correct regarding Bharat Stage VI?

• AIt is a cleanest fuel and contains 10 parts per million of sulphur
• BIt is a cleanest fuel and contains 50 parts per million of sulphur
• CIt is equivalent to Euro-VI grade
• DBoth A & C
• ENone of these

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