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प्रश्न
The number of mice in a laboratory was 100 on a particular day. After one year their number increased to 120. Calculate the growth rate in the population.
उत्तर
Growth rate m population = `("Current population" - "previous population")/"Previous population" xx 100 %`
`= [(120 - 100)/100] xx 100%`
= 20%
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संबंधित प्रश्न
If the birth rate is greater than the death rate then the population ______.
Give Geographical Reason.
The real progress of a country is understood with the help of the Human Development Index.
What are the three components of population change?
How long did the world take to increase its population from 5 billion to 6 billion?
Define the term ‘positive growth of population’.
Population increased by the difference between births and deaths in a particular region between two points of time.
When the birth rate is more than the death rate between two points of time, it is known as ______
In the exponential growth equation Nt = Noert, e represents ______
A : Population of a region does not change.
R : Birth rate, death rate and migration affect the population of a region.
Assertion: Population of a region does not change.
Reasoning: Birth rate, death rate and migration affect the population of a region.
