Population Growth and Migration

What type of growth is shown on this graph?

• Logistic

• Exponential

• Carrying Capacity

Tags

NGSS.HS-LS2-1

which statement sounds accurate based on the graph data. 

• The zebra and lions do not affect each other

• when lions population increases, so does the zebra population

• When the zebra population increases, it causes the lion population to also increase

• when zebra populations go down, the zebra population goes up. 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

In logistic growth, where is competition for resources highest

• During the beginning of population growth

• As the population is increasing exponentially

• When the population has reached its carrying capcity

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A small island nation is tracking its total population.  It started with exactly 100 people. During the year, 10 people immigrated, while 20 emigrated.  The birth rate was 15, and the death rate was 5.  What is the new population of the country?

• 115

• 110

• 90

• No change; the population is still 100.

The instinctive seasonal movement of a population of organisms from one place to another.

• migration

• hibernation

• immigration

• emigration

This takes place when organisms move into an area.

• migration

• hibernation

• immigration

• emigration

It happens when some members leave the group.

• birth rate

• death rate

• immigration

• emigration

Tags

NGSS.MS-LS2-4

When organisms move into and join a new population

• Immigration

• Birth Rate

• Death Rate

• Emigration

When organisms leave a population and move away

• Emigration

• Immigration

• Birth Rate

• Death Rate

What factor describes when populations increase because animals are moving into a population?

• Emigration

• Limiting Factors

• Immigration

• Exponential Growth