Advertisements
Advertisements
प्रश्न
Construct an age pyramid which reflects an expanding growth status of human population.
Advertisements
उत्तर
Growing population:
The population having larger number of individuals of the pre -reproductive age groups shows a very rapid growth rate. Thus is known as growing population.
Young individual in the age group (0-14 years) are included in pre-reproductive group, individuals in age group (15-59) are included in reproductive group and individuals in age group (60 yrs and above) are included in post reproductive group.
APPEARS IN
संबंधित प्रश्न
Describe diagrammatic representation of age structure showing declining population.
Distinguish between Natality and Mortality.
Which of the following is wrongly matched?
In literacy rate, TN ranks
Which district has the lowest child sex ratio?
In human development index, TN is ranked
Complete the given analogy.
Mortality: No. of deaths in a population during a given period:: Emigration: ____________.
Population density at time 't+ l' can be correctly represented as ______.
The type of population represented in the given age pyramid is
The type of population represented in the given age pyramid is ______.
What will be the birth rate per individual per hour of a population of 50 Paramoecium present in a pool. The population of Paramoecium increases to 150 within an hour.
What will be the net increase in the population if the average natality was 250, average morta1ity 240, immigration 20 and emigration 30?
Identify the type of population depicted in the given pyramid.
Logistic growth curve has many phases which are respectively:
Match the following Column I with Column II.
| Column I | Column II |
| A. Population | (i) Part of the earth has all ecosystems. |
| B. Community | (ii) Assemblage of all individuals belonging to different species of an area. |
| C. Ecosystem |
(iii) Group of similar individuals of the same species, found in an area. |
| D. Ecosphere | (iv) Interaction between living organisms and their physical environment. |
Identify ‘A’ in the given graph of population growth:
Identify the appropriate term for the number of births under ideal conditions:
Explain the term Emigration.
