1) How do most producers get energy? a) Consuming decaying animals b) Photosynthesis c) Consuming small bugs d) they make their own without help from anything 2) A raccoon eats a grasshopper who just ate some grass, but is eaten by a snake, where would it be located on the Trophic Pyramid a) Tertiary b) Primary c) Secondary d) Producer 3) In this food chain, snakes' main source of energy comes from squirrels, eagles move into the ecosystem and their source of energy comes from snakes, the snakes eventually move out, what would happen to the squirrels? a) The squirrels move out b) There are more squirrels in the ecosystem c) The squirrels will die off 4) A grasshopper eats grass, that gets eaten by a rat, a hawk then eats the rat, which consumer would get the most energy a) Rat b) Grasshopper c) Hawk d) Grass 5) If a hawk eats only meat, what would it be? a) Producer b) Herbivores c) Carnivores d) Omnivores 6) How many directions can a arrow go in a food web? a) Only up b) Only down c) Up and down d) It can go in any direction if needed 7) How does bacteria get their energy? a) Photosynthesis b) Cellular respiration c) Chemosynthesis d) They eat other single celled organisms for food 8) Who is responsible for putting energy from dead animals back into the soil? a) Herbivores b) Omnivores c) Carnivores d) Detritivores 9) If a owl is on the top of the pyramid, how much energy would it get? a) 10% b) .01% c) 100% d) .1% e) 1% 10) How do humans get ATP? a) Photosynthesis b) Releasing ATP by breaking down macromolecules. c) Chemosynthesis d) Getting it through eating animals 11) Why are food webs necessary for animal survival a) So energy can be brought up to the tertiary consumers b) They aren't necessary for animal survival c) So animals can't stay in the same area and will instead move out 12) If all of the producers were taken out of a food web, what would happen a) Nothing will happen b) The herbivores will become carnivores c) Herbivores and omnivores will be forced to take over for producers d) The entire food web will collapse 13) The food web: insect to rabbit to wolf, is a _________ relationship a) parasitism b) Mutualism c) Commensalism d) Predation 14) If the owl population was taken out of a food web, and snakes would increase due to no predators, what would happen to squirrels a) Nothing b) The squirrel population will increase c) The squirrel population will decrease d) The squirrels will be able to fight off snakes 15) In the same ecosystem as #14, bald eagles join the same population and eat both the snakes and the squirrels, what would happen then? a) The snake and squirrel population will decrease b) The snake and squirrel population will increase c) The snakes and squirrels will work together to defeat the eagles d) The squirrel population will increase, while the snakes would decrease e) The squirrel population will decrease, while the snake population will increase

Energy Flow Through Ecosystem

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