Unit 10 Vocab

What are abiotic factors in an ecosystem?

• Living factors in the environment

• Nonliving factors in the environment

• A variety of organisms in an ecosystem

• The unique role of an organism in an ecosystem

Tags

NGSS.MS-LS2-3

Which term describes a variety of organisms in an ecosystem or biome?

• Climax community

• Biodiversity

• Equilibrium

• Niche

Tags

NGSS.MS-LS2-5

What is a climax community?

• First organisms to live in an area

• A state of balance

• Dominant community of plants and animals in an area

• A representation of several overlapping food chains

Tags

NGSS.MS-LS2-4

What does ecological succession refer to?

• The unique role of an organism in an ecosystem

• The changing sequence of communities in an ecosystem over time

• A condition that keeps a population at a certain size

• The ability to maintain ecological processes over time

Which of the following best describes an ecosystem?

• A community of interacting living organisms and their physical environment

• A process that develops a biotic community in a barren habitat

• A state of balance in an environment

• A physical geographic event causing damage

Tags

NGSS.MS-LS2-3

What is a food web?

• A single food chain in an ecosystem

• A representation of several overlapping food chains

• The unique role of an organism in an ecosystem

• A condition that keeps a population at a certain size

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What is a limiting factor?

• A condition or resource that keeps a population at a certain size

• The first organisms to live in an area

• A process that develops a biotic community in a barren habitat

• A state of balance in an ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is the role of pioneer species in an ecosystem?

• They are the dominant community of plants and animals

• They are the first organisms to live in an area

• They maintain ecological processes over time

• They are a representation of several overlapping food chains

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-5

What is primary succession?

• A process that reduces an established ecosystem to a smaller population

• A process that develops a biotic community in a previously uninhabited habitat

• A state of balance in an ecosystem

• A condition that keeps a population at a certain size

What is secondary succession?

• A process that develops a biotic community in a barren habitat

• A process started by an event that reduces an established ecosystem

• A representation of several overlapping food chains

• The unique role of an organism in an ecosystem

Tags

NGSS.MS-LS2-2