Previous year MCQs

Environment & Ecology UPPSC 2015 GS-I
Question

Which of the following has the lowest mean net primary productivity?

Answer & Solution

Answer: (Detailed Solution Below)

Option C: Temperate grasslands

Detailed Solution:

The correct answer is “Temperate grasslands”.
Temperate grasslands have the lowest mean net primary productivity of the options listed.

Similar Questions:

'Saving energy and other resources for the future without sacrificing people's comfort in the present' is the definition of which of the following concepts?
  1. A) Economic growth
  2. B) Economic development
  3. C) Sustainable development
  4. D) Human development
Match the following list-I with list-II and select, the correct answer from the code given below the Lists:
List-I (States) - List-II (National parks)

A. Uttar Pradesh - 1. Bandipur
B. Assam - 2. Rajaji National Park
C. Orissa - 3. Similipal
D. Karnataka - 4. Manas

Code:
A B C D
  1. A) 1 2 3 4
  2. B) 2 4 3 1
  3. C) 4 3 2 1
  4. D) 2 3 1 4
The level of pollution in the food chain, based on estimates of DDT concentration in aquatic environment increases in the following sequence:
  1. A) Bird, fish, snail, water plant
  2. B) Water plant, snail, fish, bird
  3. C) Snail, water plant, fish, bird
  4. D) Snail, fish, bird, water plant
The transitional zone between two distinct communities is known as
  1. A) Ecotype
  2. B) Ecade
  3. C) Ecosphere
  4. D) Ecotone
The executive power of the Union vests in:
  1. A) The Prime Minister
  2. B) The President
  3. C) The Council of Ministers
  4. D) The Parliament
Euro emission norms are emission standards and these represent a package setting limits for emission from a vehicle. Which of the following gases is covered under this?
  1. A) Carbon monoxide
  2. B) Hydro carbons
  3. C) Nitrogen oxides
  4. D) All the above
Who can legislate on the subjects which are not included in any of the lists of subjects given in the Constitution?
  1. A) Supreme Court
  2. B) Parliament
  3. C) State Legislature
  4. D) Regional Councils
Which of the following canals has been taken out from Damodar river?
  1. A) Sirhind Canal
  2. B) Edon Canal
  3. C) Bist Doab Canal
  4. D) Eastern Grey Canal
Biodegradable pollutant is:
  1. A) Mercury
  2. B) Sewage
  3. C) Plastic
  4. D) Asbestos
The 'Global–500' Award is given for rare achievement in which of the following fields?
  1. A) Gene preservation
  2. B) Environment conservation
  3. C) Population control
  4. D) Pollution control
Which one of the following is not a part of Fundamental Duties under Indian Constitution?
  1. A) To defend the country and render national service.
  2. B) To value and preserve the rich, heritage of our composite culture.
  3. C) To help in organizing Village Panchayats.
  4. D) To safeguard public property and to abjure violence.
Which of the following is not correct about ecosystem?
  1. A) It comprises both, abiotic and biotic components.
  2. B) It has its own productivity.
  3. C) It is a closed system.
  4. D) It is a natural resource system.