NEET BIOLOGY

ECOLOGY

ECOSYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When organisms leave a population and move away
A
Emigration
B
Immigration
C
Birth Rate
D
Death Rate
Explanation: 

Detailed explanation-1: -The movement of organisms out of a range is called emigration. It is the migration or movement of individuals out of a population and leads to a decrease in the size of a given population. Immigration is the arrival of new individuals into a population.

Detailed explanation-2: -Emigration is the movement of individuals out of a population. This decreases the population size and growth rate.

Detailed explanation-3: -emigration. People moving out of a population can be named as emigration. Its one of the factors that affect the population density.

Detailed explanation-4: -Emigration is the relocation or process of people leaving one country to reside in another. People emigrate for many reasons, including increasing one’s chance of employment or improving quality of life. Emigration has an economic impact on the countries involved, including the workforce and consumer spending.

Detailed explanation-5: -Immigration describes individuals moving into the population while emigration describes individuals exiting the population. If immigration rates are higher than emigration rates, the population increases, whereas if emigration rates are higher than immigration rates, the population size decreases.

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