Food Chains
  • 1. Which animal is an herbivore?
A) skunk
B) cat
C) zebra
D) coyote
  • 2. If you see animals grazing in a field, what type of animal would it be?
A) insectivore
B) omnivore
C) herbivore
D) carnivore
  • 3. What is the original source of energy in a food chain?
A) produce
B) soil
C) consumer
D) sun
  • 4. How is a producer different from a consumer?
A) A consumer only eats plants
B) A producer only eats meat
C) A consumer makes its own food
D) A plant makes its own food
  • 5. What is the job of the decomposer?
A) eat meat
B) tear up foods
C) break down waste
D) eat plants
  • 6. Which statement is true about food chains?
A) the arrow shows which animals are herbivores
B) the arrow shows the movement of energy
C) all food chains start with consumers
D) the arrow show which animal eat meat
  • 7. What is a food web?
A) overlapping food chains
B) shows what plants eat in an ecosystem
C) animals that break down waste
D) animals that eat too much
  • 8. Which of the following is a producer?
A) strawberries
B) cats
C) fish
D) snail
  • 9. How does a producer get its energy?
A) soil
B) water
C) animals
D) sun
  • 10. Which of the following could not be part of a food chain?
A) producer
B) sun
C) consumer
D) adaptation
  • 11. What would happen to a food chain if the producer was taken out? grass-->mouse-->snake-->hawk
A) The mouse would eat the snake
B) The animals would starve and likely all die
C) The animals would be thirsty
D) The snake would eat grass
  • 12. Which food chain is correct?
A) corn-->mouse-->snake
B) corn<--mouse<--snake
C) mouse-->grass-->snake
D) snake-->mouse-->corn
  • 13. An example of a decomposer would be...
A) grass
B) fungus
C) bread
D) snake
  • 14. A carnivore eats only
A) plants
B) mold
C) meat
D) both meat and plants
  • 15. Choose the incorrect food chain
A) grass-->turkey-->person
B) lettuce-->turtle-->dog
C) mouse -->cat-->coyote
D) corn-->mouse-->cat
  • 16. This type of organism eats dead stuff before it decomposes.
A) omnivore
B) predator
C) trees
D) scavenger
  • 17. A worm is an example of a ______.
A) detrivore
B) producer
C) icky organism
D) herbivore
  • 18. When two organisms live together and mutually benefit each other, they demonstrate _____.
A) parasitism
B) friendship
C) predator-prey relationship
D) symbiosis
  • 19. Secondary consumers live at which trophic level?
A) 1st trophic level
B) 3rd trophic level
C) 2nd trophic level
D) tertiary trophic level
  • 20. An organism that gets it energy and nutrition from chemicals - many from volcanic vents in the ocean.
A) omnivore
B) chemotroph
C) heterotroph
D) waterotroph
  • 21. What is the total quantity or weight of organic material found in an ecosystem called?
A) biomass
B) energy pyramid
C) 10% rule
D) available energy mass
  • 22. A way to show the biomass or productivity at different trophic levels is using a _____.
A) energy pyramid
B) food chain
C) 10% rule
D) biomass pyramid
  • 23. The 10% rule refers to the _____.
A) way two food chains are inter-connected
B) amount of waste produced by decomposers and detrivores
C) amount of energy that transfers from one trophic level to the next
D) number of producers available for herbivores to eat
  • 24. An organism capable of producing its own food is called a _____.
A) autotroph
B) herbivore
C) heterotroph
D) detrivore
  • 25. An organism that consumes food energy from other organisms is called a _____.
A) heterotroph
B) producer
C) autotroph
D) chemotroph
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