Previous year MCQs

Environment & Ecology UPPSC 2019 GS-I
Question

The amount fo energy during transfer from one trophic level to another in an ecosystem:

Answer & Solution

Answer: (Detailed Solution Below)

Option B: Decreases

Detailed Solution:

The correct answer is “Decreases”.
The amount of energy during transfer from one trophic level to another in an ecosystem decreases.

This is known as the 10% law, which states that only about 10% of the energy is passed on to the next trophic level, while the rest is lost primarily as heat.

Similar Questions:

The World Habitat Day is observed on:
  1. A) March 21
  2. B) March 23
  3. C) June 5
  4. D) October 7
Environment refers
  1. A) as the natural world of land, water, air, plants and animals that exist around it
  2. B) to the sum total of conditions which surround man at a given point of time
  3. C) the interacting systems of physical, biological and cultural elements which are interlinked
  4. D) all the above
United Nations Climate Action Summit 2019 was held at which of the following cities?
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  2. B) Geneva
  3. C) Doha
  4. D) New York
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  2. B) Chloro Fluro carbon – Automobile
  3. C) Nitrous Oxide – Waterlogged Paddy fields
  4. D) Sulphur dioxide – Brick Kilns
Which of the following Sustainable Development Goal (SDG) will target to water availability for all and its permanent management upto 2030 in India?
  1. A) SDG – 6
  2. B) SDG – 7
  3. C) SDG – 8
  4. D) SDG – 9
Which of the following is NOT an example of in-situ conservation strategy?
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  2. B) Botenical garden
  3. C) National Park
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With reference to the civil administration in 1905, which of the following statement is/are correct ?

1) Lord Curzon decided to rearrange the provincial boundaries.
2) A new provonce was constituted called East Bengal and Assam.
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  3. C) Both 1 and 2
  4. D) Neither 1 nor 2
Arrange following events in chronological order and select correct answer from the codes given below:

1) Poona Pact
2) Gandhi-Irvin Agreement
3) Cripps Mission
4) Civil Disobedience Movement
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  3. C) 4, 2, 1, 3
  4. D) 3, 1, 4, 2
Which of the following is NOT correctly matched?
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  2. B) Desai – Revenue Collector
  3. C) Diwan – Revenue Chief of a province
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At which of the following places is the Secretariat of the International Solar Alliance (I.S.A.) located at present?
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  2. B) New Delhi
  3. C) Gurugram
  4. D) New York
With reference to the Deep Carbon Observatory (DCO) which of the following statements is/are correct?

1. It is Global Research Programme to outreach role of carbon on earth.
2. It conducts field observations of deep microbial ecosystem.

Select the correct answer using the codes given below:
Codes:
  1. A) 1 only
  2. B) 2 only
  3. C) Both 1 and 2
  4. D) Neither 1 nor 2
In October, 2019 India announced to establish a High Commission in which African country?
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  2. B) Gambia
  3. C) Guinia
  4. D) Sierra Leone