Previous year MCQs

Environment & Ecology UPPSC 2014 GS-I
Question

Which one of the following is the largest ecosystem of the world ?

Answer & Solution

Answer: (Detailed Solution Below)

Option A: Ocean

Detailed Solution:

The correct answer is “Ocean”.
Oceans cover about 71% of the Earth's surface and contain a diverse range of marine life, making them the largest and most extensive ecosystems.

Similar Questions:

What is the date of Sarnath Buddhist image inscription of Kanishka?
  1. A) 78 A.D.
  2. B) 81 A.D.
  3. C) 98 A.D.
  4. D) 121 A.D.
The 'Nalanda Project' is a programme of which of the following ministries?
  1. A) Ministry of Culture
  2. B) Ministry of Human Resource Development
  3. C) Ministry of Minority Affairs
  4. D) Ministry of External Affairs
Which of the following is not correctly matched:
  1. A) autotroph–producer
  2. B) heterotroph–consumer
  3. C) saprotroph–decomposer
  4. D) herbivore–secondary consumer
Consider the following statements and select the correct answer from the code given below:

Assertion (A): The natural environment is clean
Reason(R): Human activities cause environ-mental pollution.

Code:
  1. A) Both A and R are correct arid R is the correct explanation of A
  2. B) Both A and R are correct but R is not the correct explanation of A
  3. C) A is correct but R is wrong
  4. D) A is correct but R is correct
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
Assertion (A) :The Green Belt represent a planning concept for controlling the physical expansion of large cities.
Reason (R): It is an integral component of a city.

Select the correct answer by using the codes given below:
Codes:
  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
Match List – I with List – II and select the correct answer from the code given below the lists.
List – I (Day) - List-II (Event)

A. April 18 – 1. International Tiger Day
B. May 22 – 2. World Heritage Day
C. July 29 – 3. World Soil Day
D. December 5 – 4. International Day of Biodiversity

Code :
  1. A) 4 3 2 1
  2. B) 1 2 3 4
  3. C) 2 4 1 3
  4. D) 3 2 1 4
Who nominates the Chairman of the Public Accounts Committee of Indian Parliament ?
  1. A) The Speaker of Lok Sabha
  2. B) The Prime Minister
  3. C) The President
  4. D) The Chairman of Rajya Sabha
Example of Lotic ecosystem is
  1. A) Swamps
  2. B) Rivers
  3. C) Ponds
  4. D) Marshy area
To whom Aurangzeb bestowed upon the title of 'Sahibat-uz-Zarnani' ?
  1. A) Shaista Khan
  2. B) Amin Khan
  3. C) Jahan Ara
  4. D) Roshan Ara
Biodiversity means:
  1. A) diverse kinds of plants and vegetation.
  2. B) diverse kinds of animals.
  3. C) diverse kinds of plants and animals in particular area.
  4. D) diverse kinds of exotic plants and animals.
Sound waves do not travel in:
  1. A) Solids
  2. B) Liquids
  3. C) Gases
  4. D) Vacuum