Previous year MCQs

Environment & Ecology UPPSC 2013 GS-I
Question

Among the biotic components of the ecosystem, the producer system is:

Answer & Solution

Answer: (Detailed Solution Below)

Option D: Green Plants

Detailed Solution:

The correct answer is “Green Plants”.
The producer system in an ecosystem is made up of plants and algae, which are photosynthetic organisms that can make their own food and food for other living organisms.

Similar Questions:

Which of the following is not correctly matched?
  1. A) First World Climate Conference - 1979
  2. B) First Earth Summit - Agenda-21
  3. C) Earth Summit Plus-5 - 1997
  4. D) Carbon Trading - Montreal Protocol
Which of the following is NOT a green house gas?
  1. A) Argon
  2. B) Chlorofluorocarbon
  3. C) Methane
  4. D) Carbon dioxide
Assertion (A): Deserts can be potential source for generating sustainable energy.
Reason (R): Deserts receive more energy from the sun in six hours than mankind consumes in a year.
Select The correct answer from the codes given below:
  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.
Among the following Union Territories the female Literacy is highest according to Census 2011
  1. A) Poducherry
  2. B) Chandigarh
  3. C) Daman and Diu
  4. D) Lakshdweep
The arsenic contamination of drinking water is highest in:
  1. A) Chennai
  2. B) Kanpur
  3. C) Kolkata
  4. D) Mumbai
Who is the author of the book “Tendulkar the Cricketer of the Century” released on 23-3-2013 at delhi?
  1. A) Kapil Dev
  2. B) Vimal Kumar
  3. C) Shane Watson
  4. D) Sunil Gavaskar
Which one the following statement is not correct?
  1. A) The Constitutional Amendment Bill has to be passed by both Houses of Parliament separately with special majority.
  2. B) Constitutional cases in Supreme Court is heard by minimum five judges
  3. C) Freedom of press is included in the fundamental right-Freedom of Speech and expression.
  4. D) Zakir Hussain was the first Vice President of India.
Which one of the following trees which was once popular in Social forestry has now turned out to be an "ecological terrorist"?
  1. A) Babool
  2. B) Amaltash
  3. C) Eucalyptus
  4. D) Neem
The biggest contribution to air pollution in Calcutta is:
  1. A) automobiles
  2. B) power plants
  3. C) small scale industrial units
  4. D) tanneries
Match List-I with List-II and select the correct answer by using the codes given below the lists:
List-I (River) - List-II (Dam)

A) Colorado - 1) Aswan
B) Damodar - 2) Cariba
C) Nile - 3) Panchet Hill
D) Zambezi - 4) Hoover
  1. A) A-1 B-2 C-3 D-4
  2. B) A-1 B-3 C-4 D-2
  3. C) A-3 B-4 C-1 D-2
  4. D) A-4 B-3 C-1 D-2
The "Eco Mark" Scheme was launched in 1991 to encourage consumers to buy products of less harmful environment impact. Which one of the following consumer products is not notified under this Scheme?
  1. A) Soaps and Detergents
  2. B) Paper and Plastics
  3. C) Cosmetics and Aerosols
  4. D) Drugs and Antibiotics
Who among the following was not as allvar Saint?
  1. A) Poyagai
  2. B) Tirugyan
  3. C) Pudam
  4. D) Tirumangai