ELL Bio Ecology 11-1 through 11-4 review

Match the following terms to definitions:

• one community replaces another

• ecosystem

• a community of living organisms interacting with their environment

• succession

• a tundra, for example

• food chain

• the natural home or environment of an animal, plant, or other organism

• habitat

• a series of organisms each dependent on the next as a source of food

• biome

Tags

NGSS.MS-LS2-3

Reorder the following

• 
• 
• 
• 
• 

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the top level of the energy pyramid called?

a

b

c

d

e

Apex Predators

Top Carnivores

heterotroph

top predator

Tertiary Consumers

Tags

NGSS.MS-LS2-3

What does the concept of carrying capacity refer to in an ecosystem?

• The maximum number of organisms an ecosystem can support sustainably

• The total amount of sunlight available in an ecosystem

• The diversity of species within an ecosystem

• The rate of resource consumption in an ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is an abiotic factor that influences carrying capacity?

• Sunlight

• Predation

• Competition

• Parasitism

Tags

NGSS.MS-LS2-1

What happens when resources become scarce in an ecosystem?

• Organisms compete for resources

• Carrying capacity increases

• All organisms migrate to new areas

• Ecosystem diversity decreases

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How do some species adapt to limited resources in an ecosystem?

• By specializing in certain niches

• By increasing their population size

• By consuming more resources

• By reducing their metabolic rate

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is one way population dynamics are influenced in an ecosystem?

• Availability of resources

• Amount of sunlight

• Number of predators

• Type of soil

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

All of the nonliving parts of an ecosystem are __________.

• biotic
• biology
• abiotic
• biography

Tags

NGSS.MS-LS2-3

The place where an organism lives is its __________.

• habitat
• ecosystem
• organism
• population