What is an example of a mutualistic relationship in an ecosystem?

• Bees and flowers

• Lions and zebras

• Wolves and rabbits

• Sharks and fish

Tags

NGSS.MS-LS2-2

What is the primary source of energy in most ecosystems?

• wind

• water

• fire

• sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the process by which carbon is cycled between the atmosphere, plants, and animals?

• carbon transformation

• carbon recycling

• carbon transfer

• carbon cycle

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is an example of a predator-prey relationship in a community?

• lion and zebra

• eagle and rabbit

• snake and mouse

• shark and fish

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is the term for the variety of species in an ecosystem?

Tags

NGSS.MS-LS2-5

What is the role of decomposers in an ecosystem?

• Decomposers help plants grow by providing them with nutrients.

• Decomposers produce oxygen through the process of decomposition.

• Decomposers are responsible for pollinating flowers in an ecosystem.

• Decomposers break down dead organic matter and recycle nutrients.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What is the process by which nitrogen is converted into a usable form by bacteria?

• nitrogen fixation

• nitrogen conversion

• bacterial transformation

• nitrogen adaptation

Tags

NGSS.MS-LS2-3

What is an example of a parasitic relationship in an ecosystem?

• Squirrel and acorn

• Lion and zebra

• Tick and dog

• Bee and flower

Tags

NGSS.MS-LS2-4

What is the term for the process of maintaining a stable internal environment in an organism?

• equilibrium

• metabolism

• adaptation

• homeostasis

Tags

NGSS.HS-LS1-3

What is the main goal of biodiversity conservation?

• To protect and preserve the variety of life on Earth.

• To prioritize economic development over environmental protection.

• To eliminate all species that are not useful to humans.

• To exploit and use all natural resources for human benefit.

Tags

NGSS.MS-LS2-5