AP 1.2 Note Quiz

What is an ecosystem?

• Only the biotic components of an environment

• Only the abiotic components of an environment

• All the biotic and abiotic components of an environment and their interactions

• The role an organism plays in its environment

Tags

NGSS.MS-LS2-3

What term describes the role an organism plays in its environment, taking into account all biotic and abiotic interactions?

• Habitat

• Niche

• Ecosystem

• Community

What is an example of a negative feedback loop in ecosystem interactions?

• Symbiotic interactions

• Predator-prey interactions

• Resource partitioning

• Habitat loss

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What occurs when two different species living in the same territory start to fill the same ecological niche?

• Resource partitioning

• Symbiotic interactions

• Competitive exclusion principle

• Habitat loss

What is a keystone species?

• A species that has no predators

• A species that, if removed, results in the health of an ecosystem drastically declining

• A species that competes with others for the same resources

• A species that has a unique niche

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is the effect of removing top predators in an ecosystem, as described in the case study of the Grey Wolf in Yellowstone National Park?

• Increase in prey population only

• No significant changes in the ecosystem

• Reciprocal changes in other populations due to interconnectedness of food webs

• Decrease in plant diversity

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is the role of ecosystem engineers in an environment?

• They modify their environment in such a way that other organisms rely on the changes to live or thrive.

• They are very sensitive to a certain environmental condition.

• They have a narrow range of tolerance.

• They are always invasive species.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What can the presence, absence, or health of indicator species tell ecologists?

• The amount of rainfall in an area.

• The health and well-being of an ecosystem.

• The population size of predators.

• The level of soil nutrients.

What is the range of tolerance?

• The range of ecological conditions in which a species can survive.

• The range of temperatures a species can endure.

• The range of food sources a species can consume.

• The range of habitats a species can occupy.

Tags

NGSS.MS-LS4-4

Which type of species is more susceptible to extinction?

• Generalist species

• Specialist species

• Ecosystem engineers

• Invasive species

Tags

NGSS.HS-LS4-5