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Question : List any three important characteristics of a population and explain : |
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Answer» Solution :• Three important characteristics of a population are : • Density : It is expressed as the total number of individuals per UNIT area or volume at a given time. The SIZE of the population is determined by the AVAILABLE resources nutrients, water etc. at a given time and other group properties such as natality, mortality and age structure. • Natality : It is the increase in the number of individuals in a population under given environmental conditions. Birth, HATCHING, germination and even vegetative PROPAGATION cause increase in the number of individuals. • Mortality : The loss of individuals due to death in a population under given environmental conditions is called mortality. |
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