Previous year MCQs

Environment & Ecology UPPSC 2005 GS-I
Question

The concept of ecological niche was enunciated by

Answer & Solution

Answer: (Detailed Solution Below)

Option A: Greenels

Detailed Solution:

The correct answer is “Greenels”.
American ecologist Joseph Grinnell was the first to use it in a research paper in 1917.

Similar Questions:

Which is bio-diversity rich place in India?
  1. A) Western Ghat
  2. B) Eastern Ghat
  3. C) Thar Desert
  4. D) Bay of Bengal
Among the following who had constructed as astronomical observatory popularly known as Jantar Mantar at Delhi?
  1. A) Akbar
  2. B) Shahjanhan
  3. C) Suraj Mal
  4. D) Jaisingh II
Which of the following is the most significant factor in coral bleaching?
  1. A) Mining of coral rocks
  2. B) Outbreak of coral diseases
  3. C) Siltation of seawater
  4. D) Global warming
The first National Park established in India is:
  1. A) Namdapha National Park
  2. B) Corbett National Park
  3. C) Dudhwa National Park
  4. D) Guinady National Park
If code for ABSENT is ZYHVMG, the code for PRESENT will be
  1. A) KIHVHGM
  2. B) KIVHVMG
  3. C) KITMHMG
  4. D) GKITYTL
Which of the following tree, once very popular in social forestry, is now taken to be environmental hazard:
  1. A) Babul
  2. B) Amaltas
  3. C) Neem
  4. D) Eucalyptus
The famous Blair coral reef near the Port Blair is dying-
  1. A) Because of to excessive fishing
  2. B) Because of to excessive shipping
  3. C) Because of global warming
  4. D) Due to excessive subduction of wood filings
Match List-I with List-II and select the correct answer from the code given below:
List-I (Centre) - List-II (Industry)

A. Pittsburg - 1. Shipbuilding
B. Shanghai - 2. Iron & Steel
C. Dundee - 3. Cotton Textile
D. Leningrad - 4. Jute Textile

Code:
A B C D
  1. A) 1 2 3 4
  2. B) 4 3 2 1
  3. C) 2 3 4 1
  4. D) 4 3 1 2
The discussion on 'Sustainable Development' was started after submitting a report on environment to the United Nation in 1987. That report was:
  1. A) First Report on Climate Change
  2. B) Our Common Future
  3. C) Second Report on Climate Change
  4. D) Fifth Assessment Report
How many agreements are there in Agenda-21 ?
  1. A) 4
  2. B) 5
  3. C) 6
  4. D) 7
Assertion (A): Increase in the diversity of food webs promotes ecosystem stability.
Reason (R): It increases the resilience of the ecosystem.
  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
Which of the following is NOT a green house gas?
  1. A) Argon
  2. B) Chlorofluorocarbon
  3. C) Methane
  4. D) Carbon dioxide