Density dependent vs. independent factors

A severe frost wipes out the citrus crop in Florida

• Density-dependent

• Density-independent

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

Since snakes prey on frogs, an increase in the frog population causes an increase in the snake population.

• Density-dependent

• Density-independent

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Due to severe overcrowding in an Asian village, many children to not survive to reach adulthood.

• Density-dependent

• Density-independent

Tags

NGSS.MS-LS2-4

The eruption of Mt. St. Helens destroys most of the wildlife in the immediate area.

• Density-dependent

• Density-independent

Tags

NGSS.HS-LS4-5

Off the coast of Peru, many fish die due to flooding.

• Density-dependent

• Density-independent

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Two animals attempt to occupy the same habitat. The more aggressive animal survives and the other does not.

• Density-dependent

• Density-independent

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Travelers who venture into a crowded African village become infected with a disease caused by parasites.

• Density-dependent

• Density-independent

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

Due to the stress of crowded conditions, large numbers of female mice miscarry their babies and fail to reproduce.

• Density-dependent

• Density-independent

Tags

NGSS.HS-LS2-2

NGSS.HS-LS2-6

NGSS.HS-LS4-5