Sol 4.5 Ecosystems

The interactions and organization within an ecosystem is based on the utilization of energy from the ____.

• moon

• sun

• Earth

• plants

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Decomposers break down wastes into , which become part of the soil.

• nutrients

• algae

• habitats

• protons

Tags

NGSS.MS-LS2-3

A niche is a(n)

• community of animals

• part of the food web

• organism's special role in the environment.

• kind of habitat

Several food chains that overlap form a

• a spider web

• a food web

• a community

• niche

Tags

NGSS.MS-LS2-3

During its life cycle, an organism's role in the community (niche) may change.

• true

• false

Organisms that live in the same ecosystem and share the same need for resources must _____ for them

• compete

• share willingly

• interact

• change

Tags

NGSS.MS-LS2-1

A ______ is always at the bottom of a food chain.

• consumer

• producer

• decompser

• snail

Animals that help break down the dead organisms that fall to the ground are _____

• producer

• consumer

• decomposer

The arrow in a food chain always points to the organism_____

• doing the eating

• getting eaten

Tags

NGSS.MS-LS2-3

To the blue crab, the open bay of the Chesapeake Bay region is its_____

• niche

• habitat

• community

• population