Previous year MCQs

UPPSC 2012 GS-1 Environment & Ecology
Question

Which one of the following is the most effective factor of coral bleaching?

Answer & Solution

Answer: (Detailed Solution Below)

Option C: Rise in normal temperature of sea-water

Detailed Solution:

The correct answer is “Rise in normal temperature of sea-water”.
The most effective factor of coral bleaching is increased ocean temperature caused by climate change.

Similar Questions:

National Environmental Engineering Research Institute is situated at
  1. A) Nagpur
  2. B) Pune
  3. C) Lucknow
  4. D) New Delhi
Environment refers
  1. A) as the natural world of land, water, air, plants and animals that exist around it
  2. B) to the sum total of conditions which surround man at a given point of time
  3. C) the interacting systems of physical, biological and cultural elements which are interlinked
  4. D) all the above
The most biodiversity rich area in India is:
  1. A) Gangetic plain
  2. B) Trans Himalayas
  3. C) Western Ghats
  4. D) Central India
Sustainable development is a case of inter-generational sensibility in respect of use of
  1. A) natural resources
  2. B) material resources
  3. C) industrial resources
  4. D) social resources
Who was the Chola Monarch, who gave complete freedom to Sri Lanka and got his daughter married to the Simhala prince?
  1. A) Kulottunga
  2. B) Rajendra I
  3. C) Adhirajendra
  4. D) Rajadhirajal I
The solar energy plays the most important role in the:
  1. A) Carbon cycle
  2. B) Oxygen cycle
  3. C) Nitrogen cycle
  4. D) Water cycle
On which date Ozone Day, is observed ?
  1. A) October 2
  2. B) September 16
  3. C) April 29
  4. D) January 30
In India Project Elephant was launched in the year-
  1. A) 1968
  2. B) 1970
  3. C) 1972
  4. D) 1992
Kaziranga is known for
  1. A) Rhinoceros
  2. B) Tiger
  3. C) Birds
  4. D) Lion
Match List-I with List-II and select the correct answer from the codes given below the lists:
List-I - List-II

A. Preeja Sridharan - 1. Football
B. Sunil Chettri - 2. Kabaddi
C. Rakesh Kumar - 3. Swimming
D. Virdhaval Khade - 4. Athletics

ABCD
  1. A) 4 1 2 3
  2. B) 1 2 3 4
  3. C) 4 2 3 1
  4. D) 3 4 2 1
The highest trophic level in an ecosystem is obtained by:
  1. A) Herbivores
  2. B) Carnivores
  3. C) Decomposers
  4. D) Omnivores
With reference to the detailed report of Tiger Census 2018 released by the Government of India in July 2020, which of the following Statement(s) is/are correct?

1. India has 75% of the total global tiger population.
2. Nearly 35% of India's tigers live outside the tiger reserve.

Select the correct answer from the codes given below:
  1. A) 1 Only
  2. B) 2 Only
  3. C) Both 1 and 2
  4. D) Neither 1 nor 2