Food Web

Front

All energy transformations in an ecosystem begin with ______.

Back

the sun

Front

A deer population has significantly increased, the best hypothesis is ___________. Options: the deer's main predator has been eliminated, competition increased, decreased water levels of local ponds, organisms that rely on similar food sources migrated to the area.

Back

the deer's main predator has been eliminated

Front

Which event is the best example of competition between species in a pond? Options: dragonflies landing on lily pads, lizards and snakes lying in the sun, hawks eating mice, frogs and toads eating flies

Back

frogs and toads eating flies

Front

Which relationship describes predator/prey? Options: hawks and shrubs, mountain lion and deer, frogs and trees, grasses and crickets

Back

mountain lion and deer

Front

A diagram that shows the amount of energy that moves from one feeding level to another is termed a(n) _________.

Back

energy pyramid

Front

A system of food chains that shows the transfer of energy is termed a ____________.

Back

food web

Front

An organism that can produce its own food through photosynthesis is a(n) ______________.

Back

autotroph

Front

The direction of the flow of energy in a food web is represented by ___ (Options: Light bulbs, Dotted Lines, Arrows, Bubbles)

Back

Arrows

Front

Which of these is an example of an autotroph? Options: Sunflower, Krill, Leopard, Hummingbird

Back

Sunflower

Front

What does every food chain start with?

Back

sun