Ecology Quizizz

What is emigration?

• Members of a population leave that group and decrease the population size

• A population grows as outside members enter a population

Select all that apply: What is a density dependent factor

• Increased diseases

• Lack of food / resources

• Increase in predation

• Weather wiping out part of the population

What is/are density independent factors (select all that apply)

• Drought

• Wild Fires

• Flooding

• Predation

What are the effects of trophic cascade? (select all that apply)

• The increase in prey followed by the increase in predators

• The transfer of trophic levels of energy

• The decrease in prey followed by the decrease in predators

• The 10% rule of energy passing up the energy pyramid.

At what point has the species reached carrying capacity?

• Around 2000 members

• At 1500 members during exponetial growth

• At 500 members duirng steady growth

Blank competition is members of the SAME species competing for resources

Blank competition is members of different species competing for resources

What is the name for when both species benefit from each other?

• Commensalism

• Mutualism

• Parasitism

• Predation

What is the name for when only one species benefits from an interaction and the other is harmed?

• Commensalism

• Parasitism

• Mutualism

• Predation

What is the name for one species benefiting from an interaction and the other neither being harmed or benefiting?

• Mutualism

• Parasitism

• Predation

• Commensalism