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General Knowledge :: Biology

  1. A species inhabiting different geographical areas is known as

  2. A.

     Allopatric species

    B.

     Sympatric species

    C.

     Bio species

    D.

     Sibling species


  3. Lichen is a composite combination of two organisms.

  4. A.

     Fungi and Bryophyta

    B.

     Fungi and Fern

    C.

     Algae and Bryophyta

    D.

     Algae and Fungi


  5. Nitrogen Fixation is carried out primarily by

  6. A.

     Plants

    B.

     Humans

    C.

     Consumers

    D.

     Bacteria


  7. Organisms that depend only on raw plant products are said to be

  8. A.

     Herbivorous

    B.

     Vegetarian

    C.

     Carnivorous

    D.

     Omnivorous


  9. The scientific study of how organisms interact with their environment is called

  10. A.

     Ecology

    B.

     Evolution

    C.

     Zoology

    D.

     None of the above


  11. Grassland with scattered tree is known as

  12. A.

     Savanna

    B.

     Deciduous Forests

    C.

     Evergreen Forests

    D.

     Tropical Rain Forests


  13. Dr. Birbal Sahni; a famous Indian botanist is concerned with ________ studies.

  14. A.

     Algal

    B.

     Fossil

    C.

     Bryophytic

    D.

     Fungal


  15. Plants which grow on saline soils are known as

  16. A.

     Xerophytes

    B.

     Hydrophytes

    C.

     Halophytes

    D.

     Succulents


  17. Which of the following organisms fix nitrogen in aquatic ecosystems?

  18. A.

     Fungi

    B.

     Chemoautotrophs

    C.

     Cyanobacteria

    D.

     Phytoplankton


  19. Which ecological pyramid can never be inverted

  20. A.

     Pyramid of number

    B.

     Pyramid of size

    C.

     Pyramid of energy

    D.

     Pyramid of biomass