Biodiversity

Biodiversity usually refers to

• the same species in a general location

• the number of different species in a given area

• the number of animal species in a given area

Species that are clearly critical to the functioning of an ecosystem, such as otters and starfish, are known as

• biodiversity

• keystone species

• main species

• native species

What type of organism makes its own food?

• consumer
• carnivore
• producer
• animal

What factor does NOT affect biodiversity?

• Urbanization
• Planting Native Plants
• Overfishing
• Pollution

 Which biome is more likely to survive a change in the environment?

• High (rich) biodiversity
• Low (poor) biodiversity

A stable ecosystem typically has high biodiversity.

• True

• False

Bee pollination is an example of

• Ecosystem service

• Genetic biodiversity

• Species evenness

High biodiversity makes the food web more complex and better able to support the most species, even if some populations decrease.

• True

• False

What are the greatest problems facing plants, animals, and people?

• introducing new species that  can cause problems 
• habitat destruction
• illegal hunting 
• all of the above

Forest clearing, farming, and road building are all examples of

• Biodiversity

• Population distribution

• Habitat loss

• Climate Change