With reference to the Millennium Ecosystem Assessment Report 2005 which of the following statements ...........

Environment and Ecology Concept of Ecosystems

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With reference to the Millennium Ecosystem Assessment Report 2005, which of the following statements is/are correct?

1. Ecosystem services are the benefits people obtain from ecosystem.

2. Supporting services are the products we obtain from ecosystem.

3. Benefits from mangroves and coral reefs come under regulating services of ecosystem.

4. Services that are necessary for production of other services are called as provisioning services.

Select the correct answer using codes given below.

1 and 2 only

1, 3 and 4 only

1 and 3 only

1,2,3and4

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Explanation:

Ecosystem Services:
1.    Provisioning Services: Materal and energy output – Food, Raw Material, Fresh water and medicinal resources
2.    Regulating Services: Local climate and air quality, carbon sequestration and storage, Moderation of extreme events, Waste-water treatment, erosion prevention and increasing soil fertility, pollination, biological control.
3.    Habitat or Supporting Services: Habitat for species, maintenance of genetic diversity.
4.    Cultural Services: Tourism, spiritual.
Hence, answer is C.