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@Vikas junghare 

Growth and reproduction are not considered defining chrachteristics of living orgaisms . It is because growth by addition of materials is seen in non living objects also. similarly, reproduction is absent from some hybrid organisms.

 Thus, correct answer is a. 

 

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Sonika

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\frac{dN}{dt} = rN \\ r= birth rate - death rate \\ = 0.028-0.008=0.02\\dt =10 years\\N= N_{2005}=14 million\\dN =change in population in 10years\\\frac{dN}{dt}=0.02\times 14\\dN=0.02\times 14\times 10=2.8 million\\N_{2015} = 2.8+14=16.8 million or 17 million

dt birthrate — deathrate 0.028 — 0.008 = 0.02 N dt ciN N20D5 = 14million changeinpopulationin I Oyear s 0.02 x 14 0.02 x 14 x 10 = 2.8mi11ion N2015 = 2.8
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Sonika

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