Advertisements
Advertisements
Question
Explain the term Emigration.
Advertisements
Solution
Emigration (E) is the number of individuals of the population who left the habitat during the time period.
APPEARS IN
RELATED QUESTIONS
Construct an age pyramid which reflects an expanding growth status of human population.
With the help of suitable diagrams, explain how the age structures determine the trend of population.
In human development index, TN is ranked
On which of the following factors does the population growth of a country depends upon?
A biologist studied the population of rats in a barn. He found that the average natality was 300, average mortality 250, immigration 50 and emigration 100. The net increase in population is ____________.
What can you interpret from an age pyramid with a broad base?
Which of the following situations contributes to increase in density of population?
What will be the net increase in the population if the average natality was 250, average morta1ity 240, immigration 20 and emigration 30?
Match the following:
| Column A | Column B | ||
| (i) | Organism | (a) | Large unit with specific climatic zone |
| (ii) | Population | (b) | Different species in particular area |
| (iii) | Community | (c) | Same species in a geographical area |
| (iv) | Biome | (d) | Basic unit of ecological hierarchy |
If a pond with an average population of 20 lotus plants experiences 8 new plants through reproduction in one year, what is the natality rate?
