Test showdown

Rattlesnakes feed on lizards. The primary source of food for the lizard is the grasshopper.

• Both the rattlesnake and lizard populations would decrease

• The Lizard Population would decrease and the rattlesnake population will increase

• The rattlesnake population will decease and the Lizard population will increase

As the population of foxes increases, the number of rabbits ___________.

• Increase

• Decrease

• No change

As the population of foxes decreases, the number of rabbits ___________.

• Stau the same

• Decrease

• Increase

Hummingbirds eat excess nectar from flowers.  While visiting the flowers, pollen sticks to the hummingbird and deposits on other flowers it visits.

What type(s) of organism interactions does this depict?

• Mutualism

• Parasitism

• Predator/Prey

What effect do invasive species have on an ecosystem?

•  invasive species do not naturally fit into food webs in ecosystems they are introduced into; this disrupts the ecosystem and decreases biodiversity

• Invasive species fit naturally fit into the food webs in ecosystems they introduced into; it increases the ecosystem and increases biodiversity

What is Biodiversity?

• how much plant diversity there are

• The number of species in an ecosystem

• The interdependence of living organisms

free

• e

• o

free

• o

• e

find out

• a

• b

• c

• d

this is carried

• e

• f

• g

• h