Previous year MCQs

Environment & Ecology UPPSC 2018 GS-I
Question

What is 'Green House Effect'?

Answer & Solution

Answer: (Detailed Solution Below)

Option A: Increase in global temperature

Detailed Solution:

The correct answer is “Increase in global temperature”.
The Greenhouse Effect refers to the increase in global temperature.

This phenomenon occurs when certain gases in Earth's atmosphere, such as carbon dioxide, methane, and water vapor, trap heat from the Sun. This trapped heat leads to a warming of the Earth's surface, contributing to climate change and global warming.

Similar Questions:

Non-conventional energy sources are those energy sources, that are -
  1. A) Non-renewable
  2. B) Produced from electricity
  3. C) Renewable
  4. D) Produced from heat
Hangul-deer is found in which part of India?
  1. A) Kerala
  2. B) Rajasthan
  3. C) Assam
  4. D) Jammu and Kashmir
Which of the following pairs is NOT correctly matched?
  1. A) Santhal 1855
  2. B) Kol 1831
  3. C) Khasi 1829
  4. D) Ahom 1815
Which one of the following environments gives the least bio-mass production per year?
  1. A) Deep Sea
  2. B) Prairie
  3. C) Deciduous forest
  4. D) Taiga
Which pain killer given to cattle is responsible for near extinction of vultures in India?
  1. A) Ibuprofen
  2. B) Acetaminophen
  3. C) Asprin
  4. D) Diclofenac
Consider the following statements:

Assertion (A): LPG is a pollution free vehicular fuel.
Reason (R): Plying of CNG fuelled buses is recommended for metropolitan cities of India.

Select the correct answer using the code given below:
Code:
  1. A) Both A and R are true and R is the correct explanation of A
  2. B) Both A and R are true but R is not the correct explanation of A
  3. C) A is true but R is false
  4. D) A is false but R is true
The highest trophic level in an ecosystem is obtained by:
  1. A) Herbivores
  2. B) Carnivores
  3. C) Decomposers
  4. D) Omnivores
Biodiversity has maximum danger from:
  1. A) Air Pollution
  2. B) Improper agricultural operations
  3. C) Climate change
  4. D) Water Pollution
In which forest reserve of India, largest population of elephants is found:
  1. A) Dudhua
  2. B) Kaziranga
  3. C) Manas
  4. D) Nanda Devi
Special Economic Zone (SEZ) Act became effective in
  1. A) 2004
  2. B) 2005
  3. C) 2006
  4. D) 2007
What is 'Green House Effect'?
  1. A) Increase in global temperature
  2. B) Decrease in global temperature
  3. C) Increase in sea water temperature
  4. D) Increase in temperature of rivers and lakes
Norman Borlaug was given Nobel Prize in which field?
  1. A) Agriculture
  2. B) Economics
  3. C) Medicine
  4. D) Peace