12th Class Biology Sample Paper Biology - Sample Paper-14

  • question_answer
    Ecology itself tells about the interactions among different organisms and their physical environment. Different levels of organisations combine together to form complete ecology, Mention four different levels of organisation concerned with ecology in detail.

    Answer:

    Ecology is basically concerned with four levels of organisation. They are as follows
    · Organisms The living component at individual level is called an organism. They form the basic unit of study of ecology.
    · Population It refers to the sum total of all organisms having similar features and potential to interbreed among themselves and produce fertile off springs.
    · Communities The assemblage of all the populations of different species in a specific geographical area.
    · Biome It is a large unit, which consists of a major vegetation type and associated fauna in a particular climatic zone. Tropical rainforest, deciduous forest, sea coast, deserts, etc., are the major biomes of India.


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