Biodiversity

How many species are on earth?

• 1-2 billion

• 5-10 million

• 100-200 thousand

• 50-100 million

An animal that is on the verge of becoming extinct is an?

• endangered species

• threatened species

• exotic species

• keystone species

Tags

NGSS.MS-LS2-1

Exotic species is

• a species that is endangered

• a species that is not native to a particular region

• a species that is threatened

• a species that is rare and beautiful

Tags

NGSS.MS-LS2-5

A mixture of two different types of crops is known as...

• keystone species

• ecotourism

• hybrids

• endemic species

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Which of the following would be MOST effective in slowing the loss of biodiversity?

• freezing fertilized eggs of endangered animals in case the species become extinct in the wild

• setting aside small plots of land in a variety of ecosystems, such as forests, grasslands, and marshes

• creating large parks/preserves in biodiversity hotspots

• requiring every country to maintain a seed bank

Tags

NGSS.MS-LS2-5

The level of biodiversity that involves a variety of habitats and communities is

• ecosystem diversity

• genetic diversity

• populations diversity

• species diversity

Tags

NGSS.MS-LS2-5

Reasons for preserving biodiversity include all of the following except?

• isolating unique genetic material so it can be incorporated into existing crops

• increasing chances of discovering organisms with medicinal value

• preventing natural evolution

• finding new plants that can supplement the worlds food supply

Tags

NGSS.MS-LS2-5

An endangered species is

• a species in danger of extinction

• a species growing on public land

• an organism brought to a place where it has not lived before

• a species that has disappeared entirely

The International Union for Conservation of Nature and Natural Resources (IUCN)

• is known for trying to save endangered species through dramatic, attention-grabbing protests

• is an organization of multinational corporations united to fight conservation efforts.

• is collaboration of about 200 governmental agencies and 700 private conservation groups from around the world

• was disbanded after Earth Summit of 1992

Tags

NGSS.MS-LS2-5

Which of the following statements about the California condor is correct?

• the California condor has made a dramatic comeback and has been removed from the endangered species list

• The California condor is the subject of a captive-breeding program

• Several hundred breeding pairs of California condors have been released into the wild

• All of the above

Tags

NGSS.MS-LS2-5