Factors ofHuman population growth

A group of individuals living together within a specific area is called a(n)

• ecosystem

• population

• species

• community

Answer explanation

A group of individuals living together within a specific area is called a population, which is the correct choice among the options provided.

Tags

NGSS.MS-LS2-4

You describe populations by examining their growth rate, density, distribution, and age structure.

• True

• False

Answer explanation

You describe populations by examining their growth rate, density, distribution, and age structure, making the statement true.

Tags

NGSS.MS-LS1-5

The temporary movement of a population from one area to another is called

• immigration

• migration

• emmigration

• importation

Answer explanation

The correct term for the temporary movement of a population from one area to another is migration.

Geographic range describes where a population lives.

• True

• False

Answer explanation

The statement is true because geographic range refers to the area where a population is found, indicating where they live.

A growth rate refers to how fast a population grows.

• True

• False

Answer explanation

The statement is true because a growth rate indeed refers to how fast a population grows.

Tags

NGSS.MS-LS1-5

Population distribution is the number of individuals that can be found per unit of area.

• True

• False

Answer explanation

Population distribution refers to the number of individuals per unit area, not the number of units per individual. Therefore, the statement is false.

Population density is the way that individuals are spaced out across their range.

• True

• False

Answer explanation

Population density refers to the number of individuals in a specific area, not how they are spaced out. Therefore, the statement is False.

What are two ways populations decrease?

• birth & migration

• immigration & death

• death & emigration

• birth & immigration

Answer explanation

Populations decrease through death and emigration, as individuals either pass away or leave the population, leading to a decline in numbers.

What are limiting factors?

• Any factor that controls the growth of a population.

• A factor that limits growth.

• Anything that contributions growth.

Answer explanation

Any factor that controls the growth of a population is considered a limiting factor, as it restricts the population's growth.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What are the two types of limiting factors?

• biotic/abiotic

• density dependent/density independent

Answer explanation

The two types of limiting factors are density dependent and density independent, not biotic/abiotic.