Ecosystem: endangered organisms

What does it mean when an organism is extinct?

• No living members of the species exist
• All members of the species are alive
• The species is thriving
• The species is endangered

Tags

NGSS.MS-LS4-1

What does it mean when an organism is endangered?

• Population is thriving and increasing rapidly.
• Habitat is well-protected and preserved.
• Species is abundant and widespread.
• Population is at risk of becoming extinct.

Tags

NGSS.MS-LS2-5

NGSS.MS-LS4-4

What is biodiversity?

• Biodiversity is the number of stars in the sky.
• Biodiversity is the variety of weather patterns on Earth.
• Biodiversity is the variety of life forms on Earth.
• Biodiversity is the study of rocks.

Tags

NGSS.MS-LS2-5

Why is biodiversity important?

• Biodiversity leads to resource depletion
• 
  

  Biodiversity is important for ecosystem stability, resources, food chains, and resilience.

• Biodiversity interrupts the food chain.

• Biodiversity has no impact on ecosystems

Tags

NGSS.MS-LS2-5

What is an invasive species?

• A species that is not harmful to the economy
• A non-native species that causes harm to the environment, economy, or human health.
• A native species that benefits the environment
• A species that does not impact human health

What are two causes of organism endangerment?

• Climate change
• Overpopulation
• Habitat destruction
• Alien invasion

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is a cause of organism extinction?

• Natural selection
• Genetic diversity
• Species conservation
• Habitat destruction, climate change, pollution, overexploitation, and invasive species

Tags

NGSS.HS-LS2-7

NGSS.HS-LS4-5

What can happen to an ecosystem if one organism becomes extinct?

• Other organisms in the ecosystem could be affected and also become extinct.

• No impact on the ecosystem
• Decrease in biodiversity
• Enhancement of the ecosystem's balance

Tags

NGSS.MS-LS2-4

What can happen if an invasive species invades an ecosystem?

• Complete eradication of all species in the ecosystem
• Increase in biodiversity and enhancement of ecosystem balance
• Decrease in biodiversity and disruption of ecosystem balance
• No impact on biodiversity or ecosystem balance

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is one way people can help conserve nature?

• Reduce, reuse, and recycle
• Refuse, repurpose, and reject
• Increase, reuse, and repurpose
• Recycle, reduce, and reject

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5