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प्रश्न
उत्तर
Population density: It is the number of people per square kilometer at any given time.
Tubectomy is the operation made in women to prevent the flow of eggs into the oviduct.
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संबंधित प्रश्न
Define the following:
Death rate
Define the following:
Population density
Our resources cannot keep pace with the ever increasing population. Give three examples in support of this statement.
Mention any two reasons for the rapid increase in population in recent times.
Explain the Terms: Death rate
True or False:
Birth rate is the number of live births per 100 of population per decade.
Death rate is the number of deaths ______.
Given below is a set of paired terms. The first pair indicates the relationship between the two terms. Rewrite and complete the second pair on a similar basis.
Death rate : Mortality :: Birth rate : ______.
Distinguish between the following pair:
Natality and Mortality.
