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प्रश्न
Given below is the Age Pyramid of the population in one of the states in India as per 2011 census. It depicts the male population on the left-hand side, female population on the right-hand side, newborns towards the base and gradually increasing age groups as we move from base to the top, with the oldest population at the top. Study this pyramid and comment upon the appropriateness of the Assertion and the Reason.
Percentage to the total population
Assertion: It is a stable population.
Reason: The pre-reproductive and reproductive individuals are almost in equal numbers and the post-reproductive individuals are relatively fewer.
पर्याय
Both A and R are true and R is the correct explanation of A.
Both A and R are true and R is not the correct explanation of A.
A is true but R is false.
A is False but R is true.
उत्तर
Both A and R are true and R is the correct explanation of A.
APPEARS IN
संबंधित प्रश्न
(a) Name the two growth models that represent population growth and draw the respective growth curves they represent.
(b) State the basics for the difference in the shape of these curves
(c) Which one of the curves represents the human population growth at present? Do you think such a curve is sustainable? Give reason in support of your answer.
What is reproductive fitness? Explain it with the help of an example.
Population having large number of postreproductive and small number of prereproductive age group is called
`"dN"/"dt" = "rN" (("K"- "N")/"K")` in logistic growth "K" represents:
Age distribution in a population can influence
The density of a population in a habitat per unit area is measured in different units. Write the unit of measurement against the following:
Deer
What type of population growth is represented by the above age pyramid?
An individual and a population has certain characteristics. Name these attributes with definitions.
Identify the type of pyramid given above. Write the identifying feature on the basis of which you identified it.
The number of lily plants in a pond was found to be 50. After one year, the number. increased to 65. Calculate the natality of lily plants.
