Previous year MCQs

Environment & Ecology UPPSC 2016 GS-I
Question

The main reason for the decrease in biodiversity is:

Answer & Solution

Answer: (Detailed Solution Below)

Option D: natural habitat destruction

Detailed Solution:

The correct answer is “natural habitat destruction”.
Natural habitat destruction is the main reason for the decrease in biodiversity. This destruction is caused by various factors such as deforestation, urbanization, industrialization, and agricultural expansion, all of which lead to the loss of habitats for countless species.

Similar Questions:

Which of the following countries is the largest exporter of tea in the world?
  1. A) India
  2. B) China
  3. C) Kenya
  4. D) Sri Lanka
Hangul-deer is found in which part of India?
  1. A) Kerala
  2. B) Rajasthan
  3. C) Assam
  4. D) Jammu and Kashmir
Match the List-I with List-Il and select the correct answer from the codes given below the lists:
List-I - List-Il

(A) Viticulture - (1) Vegetable farming
(B) Vegeculture - (2) Fish farming
(C) Pisciculture - (3) Tree farming
(D) Olericulture - (4) Grapes farming
  1. A) A-1, B-2, C-3, D-4
  2. B) A-4, B-3, C-2, D-1
  3. C) A-3, B-2, C-1, D-4
  4. D) A-4, B-1, C-2, D-3
Which one of the following is not responsible for the extinction of a species?
  1. A) Broad niche
  2. B) Large body size
  3. C) Narrow niche
  4. D) Lack of genetic variability
Biodiversity has maximum danger from:
  1. A) Air Pollution
  2. B) Improper agricultural operations
  3. C) Climate change
  4. D) Water Pollution
With reference to the Deep Carbon Observatory (DCO) which of the following statements is/are correct?

1. It is Global Research Programme to outreach role of carbon on earth.
2. It conducts field observations of deep microbial ecosystem.

Select the correct answer using the codes given below:
Codes:
  1. A) 1 only
  2. B) 2 only
  3. C) Both 1 and 2
  4. D) Neither 1 nor 2
Which Article of the Indian Constitution is related to Indian Foreign Policy?
  1. A) Article 380
  2. B) Article 312
  3. C) Article 60
  4. D) Article 51
Consider the following statements about sustainable development-

(1) Based on the global indicator framework and data produced by National Statistical Systems and information collected at regional level, the United Nations Secretary General presents an Annual Sustainable Development Goal Report.

(2) Global Sustainable Development Report is produced to inform the quadrennial sustainable development goal review deliberations at the U.N. General Assembly once every quarter.

Select the correct answer using the code given below—
  1. A) Only 1
  2. B) Both 1 and 2
  3. C) Only 2
  4. D) Neither 1 nor 2
In which State the Nelong Valley is located?
  1. A) Himachal Pradesh
  2. B) Jammu & Kashmir
  3. C) Sikkim
  4. D) Uttarakhand
Who among the following holds his/her office during pleasure of the president?
  1. A) Comptroller and Auditor General of India
  2. B) Chief Election Commissioner
  3. C) Speaker of Lok Sabha
  4. D) Attorney General of India
The aquatic plant commonly used as bio fertilizer in the water-logged rice field is -
  1. A) Lemna
  2. B) Wolfia
  3. C) Azolla
  4. D) Trapa
The minimum distance of clear vision for a normal healthy eye of human being is supposed to be
  1. A) 50 cm
  2. B) 10 cm
  3. C) 15 cm
  4. D) 25 cm