Ecosystems/Biomes and Food Chains/Webs

Which biome is characterized by very low temperatures, little precipitation, and permafrost?

• Tropical Rainforest

• Savanna

• Tundra

• Desert

What is an invasive species?

• A species that is native to an ecosystem and enhances biodiversity

• A species that is introduced to a new area and causes harm to the native species and ecosystem

• A species that plays a critical role in maintaining the structure of an ecological community

• A species that is the first to colonize previously disrupted or damaged ecosystems

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is an organism's role in a community called?

• biome

• ecosystem

• habitat

• niche

What is an area of the planet characterized by the climate and the species found there?

• biome

• ecosystem

• habitat

• niche

What is a community of different species and their interactions with each other and their physical environment?

• biome

• ecosystem

• habitat

• niche

Tags

NGSS.MS-LS2-2

Of the options below, which correctly shows the path energy takes in an ecosystem?

• Sun - grass - deer - mountain lion

• grass - deer - mountain lion - Sun

• mountain lion - deer - Sun - grass

• plant - fish - bear - Sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is a decomposer?

• bear

• tree

• herbivore

• mushroom

Decomposers release ________________ into the soil for plants.

• energy

• potection

• shelter

• nutrients

Tags

NGSS.MS-LS2-3

What is an abiotic factor?

• living factors

• nonliving factors

Which of the following represents a non-living factor in an ecosystem?

• water temperature and salt levels in the ocean

• a shark's teeth

• a nut on a oak tree

• none of the above

Tags

NGSS.MS-LS2-3