Biodiversity and Evolution Quiz

The variety of different ways in which species within an ecosystem perform "jobs" that benefit the ecosystem and make it more resilient in the face of change is called _____.

• species diversity

• ecosystem diversity

• functional diversity

• genetic diversity

_____ diversity increases the chances that individuals will possess favorable traits needed to survive changing environmental conditions.

• species

• genetic

• ecosystem

• functional

Which of the following equations is the correct way to calculate the biodiversity index of a given area?

• # of different species / total # of individuals

• # of individuals / # of different species

• # of different species / area of the ecosystem

• area of the ecosystem / # of different species

In your backyard you see: 4 cardinals, 2 gold finches, and 1 screech owl. Calculate the biodiversity index for this sample.

Which of the following is an ecosystem service that is supported by biodiversity?

• solar energy

• medicine

• species variety

• pollination

By controlling the spread of vegetation and the balance of certain fish species, the American alligator serves as a(n) _____ in its ecosystem.

• invasive species

• keystone species

• endemic species

• apex predator

Which of the following is an example of a generalist species?

• polar bear

• coyote

• koala

• killer whale

A species that can serve as a "biological smoke alarm" regarding damage to its ecosystem is called a(n) ____.

• indicator species

• keystone species

• invasive species

• native species

Individuals do not evolve, populations evolve. True or false?

• 
  True

• False

The beak of bird #3 indicates that it eats ____

• ants

• seeds

• mosquitos

• worms