Environment, Ecology & Biodiversity MCQs

Environment, Ecology & Biodiversity Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations. These questions are part of GKToday’s 35000+ MCQs Bank Course in GKToday Android App

21. Which of the following statements are correct regarding Features of Coral reefs?
1) They occur in shallow tropical areas where the seawater is clean, clear, and warm.
2) The coral reef cover in Indian waters is roughly estimated at up to 7,000 sq. Km.
Select the correct option from the codes given below:

[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 nor 2

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22. Which of the following statements are correct about the zooxanthellae during Coral Bleaching?
1) When corals bleach they commonly lose 10-20% of their zooxanthellae.
2) If zooxanthellae loss is prolonged the coral host eventually dies.
Select the correct option from the codes given below:

[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2

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23. Which of the following are effects of eutrophication on biodiversity?
1. Algal blooms restrict the sunlight to penetrate & affects the photosynthesizing plants.
2. It causes death of plants.
3. Bacteria consumes all the oxygen on decomposition & results in lack of oxygen which eventually leads to death of all living organism in aquatic ecosystem.
Select the correct option from the codes given below:

[A] Only 1 & 2
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3

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24. Which of the following statement is/are correct regarding Luristan newt?
1) It is a species of very colorful salamander.
2) The IUCN status is Critically endangered.
3) It is endemic to the southern Zagros Mountains in Iran.
Select the correct answer from the codes given below:

[A] Only 1
[B] Only 1 & 3
[C] Only 2
[D] Only 2 & 3

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25. Which of the following were the consequences of Earth Submit held in 1992?
1. Rio Declaration on Environment and Development
2. Agenda 21
3. Forest Principles
4. Environmental laws
Select the correct option from the codes given below:

[A] Only 1 & 2
[B] Only 1, 2 & 3
[C] Only 1, 3 & 4
[D] 1, 2, 3 & 4

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26. Where is the headquarters of TRAFFIC located?

[A] London
[B] Cambridge
[C] Geneva
[D] Vienna

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27. Which of the following statements are correct about International Tropical Timber Organisation?
1. The members of the organisation represent about 80% of the world’s tropical forests and 90% of the global tropical timber trade.
2. The ITTA ( 2006) entered into force on December 7, 2011.
Select the correct option from the codes given below:

[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2

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28. How many categories are there in IUCN Red List?

[A] 7
[B] 8
[C] 9
[D] 10

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29. Fisheries Act was passed in which of the following year?

[A] 1885
[B] 1897
[C] 1918
[D] 1992

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30. Dehang-Dibang Biosphere Reserve is located in which of the following places?

[A] Nagaland
[B] Arunachal Pradesh
[C] Manipur
[D] Mizoram

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