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General Knowledge :: Environmental Science

  1. Which of the following processes acts to remove carbon dioxide from the atmosphere?

  2. A.

     Lightning

    B.

     Deforestation

    C.

     Photosynthesis

    D.

     Burning fossil fuels

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  3. All food chains starts with __________ and ends with decay.

  4. A.

     Environment

    B.

     Organisms

    C.

     Photosynthesis

    D.

     Fungi

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  5. The biosphere encompasses the total __________ of living material in a region or the globe.

  6. A.

     Diversity of species

    B.

     Animal population

    C.

     Photosynthesis

    D.

     Weight

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  7. Meteorology is considered a branch of:

  8. A.

     Mineralogical sciences

    B.

     Phenology

    C.

     Phrenology

    D.

     Atmospheric sciences

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  9. Study of inter-relationship between organisms and their environment is

  10. A.

     Ecology

    B.

     Ecosystem

    C.

     Phytogeography

    D.

     Ethology

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  11. In an aquatic ecosystem, the tropic level equivalent to cows in grasslands is

  12. A.

     Nekton

    B.

     Zooplankton

    C.

     Phytoplankton

    D.

     Benthos

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  13. The order of succession in a hydrosere is

  14. A.

     Rooted aquatic plants-> phytoplankton->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest

    B.

     Rooted aquatic plants-> phytoplankton->Free floating stage-> Sedge Meadow stage-> Reed swamp stage-> wood land stage-> Climax forest

    C.

     phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage-> wood land stage-> Sedge Meadow stage-> Climax forest

    D.

     phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest

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  15. The species of plants that play a vital role in controlling the relative abundance of other species in a community are called

  16. A.

     Edge species

    B.

     Link species

    C.

     Pioneer species

    D.

     Successional species

    E.

     Keystone species

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  17. The historical monument that is affected by acid rain is

  18. A.

     Taj Mahal

    B.

     Pyramid of Egypt

    C.

     Pisa Tower

    D.

     Golden Temple

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  19. Good urban planning is essential for __________ land use.

  20. A.

     Rational

    B.

     Irrational

    C.

     Planned

    D.

     Unplanned

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