WT Life Science 2

Front

What is the definition of an ecosystem?

Back

An ecosystem is all living and nonliving things that interact in a specific area.

Front

What is a food web?

Back

A food web is a combination of food chains that shows how energy moves from the sun through an environment.

Tags

NGSS.MS-LS2-3

Front

What role do decomposers play in an ecosystem?

Back

Decomposers get energy from breaking down dead organisms or the wastes of living things.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Front

What is the nitrogen cycle?

Back

The nitrogen cycle is a series of processes by which nitrogen and its compounds are interconverted in the environment and in living organisms.

Tags

NGSS.MS-LS2-3

Front

What defines an invasive species?

Back

An invasive species is an organism that does not belong in a certain place and harms the environment.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Front

What is the primary source of energy for ecosystems?

Back

The primary source of energy for ecosystems is the sun.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

How do producers obtain energy?

Back

Producers obtain energy through photosynthesis, converting sunlight into chemical energy.

Tags

NGSS.MS-LS1-6

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a complex network of interconnected food chains.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Front

What is the significance of biodiversity in an ecosystem?

Back

Biodiversity contributes to the resilience and stability of an ecosystem, allowing it to better withstand environmental changes.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Front

What are trophic levels?

Back

Trophic levels are the hierarchical levels in an ecosystem, comprising producers, primary consumers, secondary consumers, and decomposers.