Question |
Answer |
biodiversity |
Number of different species in and area:has area, climate, and diversity of niches for affects |
keystone species |
influences the survival of many other species |
genes |
the structures in an organisms cell that carry away hereditary information |
extinction |
disappearance from Earth of all members of a species |
endangered species |
species in danger of becoming extinct in the future |
threatened species |
species becoming endangered in near futures (earthquakes) |
habitat fragmentation |
breaking larger habitats into smaller,isolated pieces |
poaching |
illegal killing or removal of wildlife species |
captive breeding |
mating of animals in zoos, or wildlife preserves |
What factors affect in an areas biodiversity? |
Factors that affect an areas biodiversity is climate, and diversity of niches |
Witch human activities threaten biodiversity? |
Some human activities that threaten biodiversity is destruction, poaching,pollution,and introduction of exotic species |
How can biodiversity be protected? |
It can be protected by combine scientific and legal approaches |
What three factors affect biodiversity of an ecosystem? |
Three factors is by climate, area, and diversity of niches |
What is one reason coral reefs are such diverse ecosystems? |
One reason is by the niches for organisms |
How does having a diverse gene pool help species survive? |
Gene pools help by avoiding diseases, parasites, and surviving disturbance |
Name and describe three ways to protect the worlds biodiversity |
Three way to protect is legal approaches, combine scientific, and captive breeding |