Previous year MCQs

UPPSC 2016 GS-I Environment & Ecology
Question

Indiscriminate use of fertilizers have led to:

Answer & Solution

Answer: (Detailed Solution Below)

Option D: All of the above

Detailed Solution:

The correct answer is “All of the above”.

1) Excessive fertilizer application can lead to nutrient buildup, which can harm soil organisms and reduce soil fertility.

2) Fertilizers can leach into groundwater and surface water, causing eutrophication, which can harm aquatic ecosystems.

3) The release of ammonia from fertilizers can contribute to air pollution.

Similar Questions:

Which yeast is used for commercial production of ethanol?
  1. A) Candida Albicans
  2. B) Saccharomyces cerevisiae
  3. C) Candida sloofi
  4. D) Leucosporidium frigidum
The arsenic contamination of drinking water is highest in:
  1. A) Chennai
  2. B) Kanpur
  3. C) Kolkata
  4. D) Mumbai
In which of the following countries women have been given voting rights for first time and they won 13 seats in the election (2015) creating a history?
  1. A) Iraq
  2. B) Saudi Arabia
  3. C) Jordan
  4. D) Turkey
Which one of the following is not a secondary pollutant ?
  1. A) PAN
  2. B) Smog
  3. C) Sulphur dioxide
  4. D) Ozone
Arrange the following events in chronological order of their commencement and select correct answer from the codes given below:

I. Wild Life (Protection) Act
II. Biological Diversity Act
III. Project Tiger
IV. Project Elephant

Codes:
  1. A) I, II, III, IV
  2. B) I, III, IV, II
  3. C) II, III, IV, I
  4. D) II, III, I, IV
Rabindra Nath Tagore gave up his 'knighthood* in protest to which one of the following?
  1. A) Rowlatt act
  2. B) Massacre at Jalliawala Bagh
  3. C) Simon Commission
  4. D) Cripps Mission
With reference to ecological niche, which of the following statements is/are correct?

1. It represents the range of conditions that it can tolerate the resources it utilizes and its functional role in ecological system.
2. Each species has a distinct niche.

Select the correct answer from the code given below :
Code:
  1. A) Neither 1 nor 2
  2. B) Both 1 and 2
  3. C) Only 2
  4. D) Only 1
'Dynamo' is a device, which converts:
  1. A) chemical energy into electrical energy
  2. B) electrical energy into mechanical energy
  3. C) mechanical energy into electrical energy
  4. D) electrical energy into chemical energy
The book 'Kargil: Turning the Tide' is written by
  1. A) Mohinderpuri
  2. B) Anita Nair
  3. C) Chetan Bhagat
  4. D) Durjoy Data
The minimum distance of clear vision for a normal healthy eye of human being is supposed to be
  1. A) 50 cm
  2. B) 10 cm
  3. C) 15 cm
  4. D) 25 cm
Which were the main objectives of National Forest Policy? Select the correct answer using the code given below:

1. To ensure ecological balance
2. To promote social forestry
3. To bring one-third of the total area of the country under the forest cover
4. To encourage mass community participation in forest management

Code:
  1. A) 1 and 2
  2. B) 1 and 3
  3. C) 1 and 4
  4. D) 2 and 3
When the Environment (Protection) Act for the protection and preservation of environment was passed by the Government of India ?
  1. A) 1971
  2. B) 1974
  3. C) 1981
  4. D) 1986