GATE-ES SERIES
Air-and-noise-pollution

Atmospheric Sources Sinks Transport

2 previous year questions.

Volume: 2 Ques
Yield: Medium

High-Yield Trend

1
2023
1
2022

Chapter Questions
2 MCQs

01
PYQ 2022
medium
air-and-noise-pollution ID: gate-es-
During night, in troposphere, which of the following is/are NOT correct?
1

2
Most of the NOx (i.e., NO + NO ) converts to NO
3
NO + O NO + O
4
Most of the NOx (i.e., NO + NO ) converts to NO \(_2$)
02
PYQ 2023
medium
air-and-noise-pollution ID: gate-es-
Place the following international conventions/conferences/protocols/declarations in the chronological order (oldest to latest) of their happening:
(i) United Nations conference in Stockholm which resulted in the establishment of the United Nations Environmental Program (UNEP)
(ii) Vienna convention for the protection of the Ozone layer
(iii) United Nations climate change conference in Glasgow commonly referred as COP26
(iv) Montreal protocol on phasing out production of substances related to Ozone layer depletion
1
i, ii, iv, iii
2
i, ii, iii, iv
3
ii, iv, i, iii
4
iv, iii, ii, i