NEET BIOLOGY

Detailed explanation-1: -Organisms move from one place to another during specific seasons. This seasonal movement is called migration. They migrate to excape the change in climatic conditions, in search of food, for reproduction, etc.

Detailed explanation-2: -Migration is the movement of individual organisms into, or out of, a population. Migration affects population growth rate. There are two types of migration: Immigration is the movement of individuals into a population from other areas. This increases the population size and growth rate.

Detailed explanation-3: -Immigration means an animal establishes a home in a habitat because it has resources it can utilize or because the habitat is ideal for them. Emigration means an animal leaves its home because the habitat is no longer ideal for them and they need to find a more suitable environment.

Detailed explanation-4: -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-5: -Migration is the process of movement from one region to another. The act of leaving that region is called emigration whereas the act or process of moving to another region with the intent of residing to it is called immigration.