What is Biodiversity?
100: Q: What are the three levels of biodiversity?
A: Genetic, Species, Ecosystem
$100 Q: Which service provides food, freshwater, and raw materials?
A: Provisioning services.
Q: Name one major threat to biodiversity listed in the notes.
A: Habitat destruction/deforestation (also: pollution, overexploitation, climate change, invasive species).
$100 Q: A species likely to become endangered in the foreseeable future is called what?
A: Threatened.
$100 Q: Which threatened Texas reptile is harmed by fire ants?
A: Texas horned lizard
200: Q: Which level of biodiversity refers to differences in DNA within a species?
A: Genetic diversity
$200 Q: Wetlands filtering pollutants is an example of what service?
A: Regulating services (water purification).
$200 Q: Zebra mussels would be which type of threat?
A: invasive species.
$200 Q: A species in immediate danger of extinction is called what?
A: Endangered
$200 Q: Which threatened bird is impacted by habitat loss and pesticide intake (per notes)?
A: Bald eagle.
300: Q: Give an example of ecosystem diversity.
A: Forests, grasslands, wetlands, deserts
$300 Q: Recreation and aesthetic enjoyment belong to which service?
A: Cultural services.
$300 Q: How does climate change threaten biodiversity?
A: Alters habitats and species survival.
$300 Q: What 1973 law protects listed species and requires recovery plans?
A: The Endangered Species Act of 1973.
$300 Q: Which endangered Texas amphibian lives only in Barton Springs and is threatened by water quality degradation?
A: Barton Springs salamander.
400: Q: How does biodiversity support ecosystem stability?
A: It makes ecosystems more resilient to disturbances
$400 Q: Plants producing oxygen illustrate which service?
A: Supporting services (oxygen production).
$400 Q: Give an example of overexploitation.
A: Overfishing or hunting.
$400 Q: Name one conservation strategy from the notes.
A: Protect/preserve habitats (reserves, parks, wilderness), captive breeding, state hunting/fishing
$400 Q: Why is the golden-cheeked warbler endangered?
A: Habitat loss.
500: Q: Name one reason biodiversity is important to humans.
A: Provides food, medicine, raw materials, clean air, and clean water
$500 Q: One way biodiversity has economic value?
A: Agriculture/fisheries, pharmaceuticals, ecotourism, reduced filtration costs.
$500 Q: Name a pollution type that threatens biodiversity.
A: Air, water, or soil pollution.
$500 Q: What does “extinct” mean?
A: An animal that no longer exists.
$500 Q: Which Texas cat is endangered due to habitat loss, hunting for fur, and vehicle strikes?
A: Ocelot