EOC Standard 2 Review

A certain role of an organism in an ecosystem.

• niche

• habitat

• limiting factor

• commensalism

As you go up the trophic levels energy for metabolism ____________

• Is 100% available

• Increases for the next level

• Remains constant

• Decreases

Tags

NGSS.MS-LS2-3

Which of the following is NOT a density-dependent limiting factor?

• parasitism and disease

• predator/prey relationships

• struggle to survive a natural disaster

• struggle for food, water, shelter, or sunlight

Tags

NGSS.MS-LS2-1

What is primary succession?

• when an area previously devoid of life grows plants

• when plants grow back after a forest fire

• when animals have many children and fill the ecosystem

• when the primary animals in an ecosystem start to die

What is the role of the foxes in this food web?

• secondary consumer

• decomposer

• primary consumer

• producer

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NGSS.MS-LS2-3

NGSS.MS-LS2-2

Carrying capacity is

• the limit animals can carry on their backs

• the amount of deer born each year

• the maximum number of individuals a habitat can support

• the amount of game you can carry out of the woods

Which graph shows a population's carrying capacity?

• 
• 
• 
• 

Tags

NGSS.MS-LS2-4

What would happen to the groundhog population if there was an extreme increase in the robin population?

• Increase

• Decrease

• No effect

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

NGSS.MS-LS2-1

Predator population crashes from a virus what do you expect to happen to the prey relationship?

• A. Prey population will also decrease

• B. Prey population will increase

• C. Predator population will increase

• D. No change-ecosystem at equilibrium

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

In the carbon dioxide-oxygen cycle the (a)   takes in oxygen and releases carbon dioxide.

• Plants

• Animals

Tags

NGSS.MS-LS1-6