Previous year MCQs

Environment & Ecology UPPSC 2015 GS-I
Question

Which of the following is NOT responsible for increase in the biodiversity of an ecosystem?

Answer & Solution

Answer: (Detailed Solution Below)

Option D: Less number of tropic levels

Detailed Solution:

The correct answer is “Less number of tropic levels”.
Less number of trophic levels is NOT responsible for an increase in the biodiversity of an ecosystem.

Similar Questions:

With reference to Eutrophication, which of the following statement(s) is/are correct ?

1) It decreases dissolved oxygen of water.
2) It is a phenomenon of nutrient enrichment of a water body.

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
On which date Ozone Day, is observed ?
  1. A) October 2
  2. B) September 16
  3. C) April 29
  4. D) January 30
Who out of the following performed a ritual called "Hiranya-Garbha"?
  1. A) Mayur Sharman
  2. B) Harichandra
  3. C) Danti Durga
  4. D) Harsha
The terrorist group "Al-Shabaab" massacred 147 people in April 2015 in Garissa University, which is located in:
  1. A) Syria
  2. B) Kenya
  3. C) Somalia
  4. D) Iraq
Which of the following is not a federal feature of the Indian Constitution?
  1. A) Distribution of power between Centre and States
  2. B) Entirely written Constitution
  3. C) Single Citizenship
  4. D) Independent Judiciary
Consider the following statements and select the correct answer from the code given below:

Assertion(A): The present Government of Uttar Pradesh is focussing on development of industry, infrastructure, energy generation etc.
Reason(R): Heavy investment facilitates economic development.

Codes:
  1. A) Both (A) and (R) are true and (R) is 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.
Rajiv Gandhi Wildlife Conservation Award is given to:
  1. A) Educational and Research Institutions
  2. B) Forest and wildlife officers
  3. C) Wildlife conservationists
  4. D) All the above
Which amongst the following now decide the oil-prices in India?
  1. A) Ministry of Finance
  2. B) Respective State Government
  3. C) Ministry of Petroleum
  4. D) Oil Companies
The father of "ecology" is:
  1. A) Ernst Haeckel
  2. B) Charles Darwin
  3. C) A.H. Strahler
  4. D) E.P. Odum
The Joint Sitting of the Lok Sabha and Rajya Sabha under Article 108 is summoned by:
  1. A) The President
  2. B) Speaker of Lok Sabha
  3. C) The Prime Minister
  4. D) Chairman of Rajya Sabha
Which of the following regions of India have been designated as biodiversity hot spots? Select the correct answer from the codes given below:

1. Eastern Himalaya
2. Eastern Ghat
3. Western Ghat
4. Western Himalaya

Codes:
  1. A) 4 and 2 only
  2. B) 1 and 3 only
  3. C) 2 and 4 only
  4. D) 3 and 4 only
Which one of the following air pollutants can affect blood stream leading to death?
  1. A) Asbestos dust
  2. B) Cadmium
  3. C) Lead
  4. D) Carbon monoxide