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Diversity In Living Organisms
What are the characteristic of kingdom Monera?
Characteristics of kingdom Monera:
(i) The organism do not have clearly defined nucleus i.e., nucleus is not enclosed in nuclear membrane.
(ii) Cell organelles are not covered with a membrane.
(iii) Organisms do not show multicellular body design i.e., they are unicellular.
(iv) Some organisms have cell wall other do not have cell wall.
(v) The mode of nutrition may be autotrophic (synthesising their own food) or heterotrophic (getting food from the environment).
Fig. Monera
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How are the criteria for deciding divisions in plants different from the criteria for deciding the subgroups among animals?
Explain how animals in vertebrata are classified into further subgroups.
Name the biggest animal and the tallest tree.
What is classification?
Name the branch of science which deals with classification.
Why do we classify organisms?
Give three examples of the range of variations that you see in life form around you.
What was the basis of animal classification done by Aristotle.
Why a method of classification of animals proposed by Aristotle was not accepted ? Explain with example.
What do you mean by ‘characteristics’? Explain with example.
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