Resources in the Ecosystem part 1

What are the key resources needed for life?

• Trees, mountains, rivers

• Food, water, shelter, space

• Cars, houses, technology

• Books, pencils, paper

Tags

NGSS.MS-LS2-1

What does 'abiotic' mean?

• Plants only

• Animals only

• Living things

• Non-living things

Tags

NGSS.MS-LS2-3

What does 'biotic' mean?

• Plants only

• Animals only

• Living things

• Non-living things

Tags

NGSS.MS-LS2-3

What is an ecosystem?

• A collection of planets

• All the living organisms that interact in a specific area with all the nonliving things

• A group of nonliving things

• A single living organism

What is meant by 'carrying capacity'?

• The maximum height an organism can reach

• The speed at which an ecosystem can expand

• The ability to carry heavy objects

• The maximum number of individuals that an ecosystem can support

Tags

NGSS.MS-LS2-4

What are limiting factors in an ecosystem?

• Only factors related to weather

• Any biotic or abiotic factor that limits the number of organisms

• Factors that increase the population

• Elements that are unlimited in an ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Population

• A group of organisms that belong to the same species and live in the same area

• A group of rocks and soil in the desert

• stars and planets

What is competition?

• an organism that is living

• more than one species needs the same resource

• a lack of water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What is cycling of matter in an ecosystem?

• Matter is constantly being recycled in living things and ecosystems.

• a bike wheel that goes round and round

• Matter that is lost to the atmosphere

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Available resources in an ecosystem

• The lack of resources needed for life

• too many animals in an ecosystem

• Items found in an ecosystem that needed for survival including water, air, and food

• Cars, computers, cellphones

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3