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  9. Q43

RRB Junior Engineer / DMS / CMA 2015 · Question 43 of 480

What is global warming and climate change due to?

Environment - Climate Change

  1. Aa. Accumulation of Carbon dioxide in the atmosphereCorrect
  2. Bb. Ozone hole
  3. Cc. Photo Chemical smog
  4. Dd. UV rays of sunlight falling on earth

Answer: A. a. Accumulation of Carbon dioxide in the atmosphere

Explanation

The global warming and climate change is due to accumulation of carbon dioxide in the atmosphere. It is due to the green house effect in which part of solar radiation is absorbed byC02 gas present in atmosphere.

Source: Arihant RRB JE Solved Paper 26-Aug-2015 (3rd Shift), Q91–150 — published solved-paper compilation (Q1–90 technical not included in this source) · memory-based

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