Ecology

putting a damn(stops the water) on a river hurts ...

• fish habitat

• air pollution

• increase fossil fuels

What will be an effect of a forest fire?

• wildlife will increase

• wildlife with decrease

• new wildlife will move in

if fish populations are going down and you wanted to fix it, you could...

• cut down fishing activity

• increasing fishing activity

• bringing in fish from somewhere else

if lions fed on hyenas, which feed on deer which feed off grass what would happen if the there was a lot of rainfall?

• all 3 populations increase

• all 3 populations decrease

• only lion population increases

which 2 animals would compete(fight) over the same food?

• bass and turtle

• alligator and mountain lion

• snail and bass

Which animal eats the deer?

• mountain lion

• shrub

• alligator

Which animal eats the bass?

• racoon

• sunfish

• deer

What is at the top of a food pyramid?

• decomposer

• prey

• consumer

What is at the bottom of a food pyramid?

• decomposer

• producer

• consumer

Which is a producer/consumer relationship?

• watercress/suckerfish

• beaver/crayfish

• racoon/beaver