Population Growth

Which of the following is a density-dependent factor?

• Rainfall
• Flood
• Disease
• Natural Disasters

Which of the following is a density-independent factor?

• Rainfall
• Food
• Predation
• Shelter

Tags

NGSS.MS-LS1-5

What term describes when a population reaches its maximum number that the environment can support?

• Abiotic capacity
• Maximum growth level
• Carrying capacity
• Exponential capacity

Tags

NGSS.HS-LS2-1

If the birthrate is greater than the deathrate, what will happen to the size of the population?
(birthrate > deathrate)

• It will increase
• It will decrease
• It will stay the same
• It will take over the world

Tags

NGSS.MS-LS2-4

Which population has the greatest density?

• 3 flies in a 1 acre field
• 1 fly in a 3 acre field
• 1 fly in a 6 acre field
• 6 flies in a 1 acre field

What is the carrying capacity for this sheep population?

• 1.8 million
• 1.25 million
• 1.6 million
• 1.0 million

Tags

NGSS.HS-LS2-1

What is the approximate carrying capacity of Paramecium aurelia cultured alone?

• 150
• 450
• 350
• 500

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is the carrying capacity of the graph?

• around 500
• more than 500
• less than 500
• around 600

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

When a population grows past the ecosystem's carrying capacity, what happens to the population?

• Continues to grow
• The population starts to die off to return to carrying capcity
• The population will go extinct due to lack of resources
• The population grows then finds a new carrying capacity

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Will competition increase/decrease the carrying capacity of an ecosystem for the animal in competition?

• Decrease
• Increase

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-6