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CBSE Class 11th The Living Word What is Living

In this video we will learn about the various characteristics which are defining the living word.

Apr 2, 2015 15:40 IST
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In this video we will learn about the various characteristics which are defining the living word. These characteristics are as follows:

  • Growth
  • Reproduction
  • Metabolism
  • Cellular Organisation and
  • Consciousness

  • Accretion: Increase by addition to the periphery of material of the same nature as that already present; e.g., the manner of growth of crystals.
  • Increase in mass and increase in number of individuals are twin characteristics of growth.
  • A multicellular organism grows by cell division.
  • In plants, this growth by cell division occurs continuously throughout their life span.
  • In animals, this growth is seen only up to a certain age.
  • Growth which is taking from internal body is known as Intussusceptions
  • Production of progeny is not the property of non living organisms and only shown by the living organisms.
  • All plants, animals, fungi and microbes exhibit metabolism.
  • Anabolism is responsible for producing growth in organisms
  • Cellular organisation is present in living organisms and absent in non-living organisms

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