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- 1. Multiple ChoiceWhich terms best describe heterotrophs?Plants; producersAnimals; producersPlants; consumersAnimals; consumers
- 2. Multiple ChoiceWhich terms best describe autotrophs?Plants; producersAnimals; producersPlants; consumersAnimals; consumers
- 3. Multiple ChoiceFrom where do autotrophs obtain their energy?The sunOther organisms
- 4. Multiple ChoiceWhich type of organisms perform photosynthesis?AutotrophsHeterotrophs
- 5. Multiple ChoiceOrganisms that cannot make their own food and must obtain energy from external sources are calledautotrophsheterotrophsthylakoidsplants
- 6. Multiple ChoiceWhat is an autotroph?an organism that can make their own food.an organism that cannot make their own foodHerbivoreOmnivore
- 7. Multiple Choice
An ecosystem is a community of organisms interacting with their physical environment. Why
are decomposers an important part of ecosystems?
A. They break down dead organisms to return nutrients to the soil.
B. They produce their own food for survival.
C. They play a role in preventing weathering and erosion.
D. They provide most of the energy to consumers.
- 8. Multiple Choice
An organism that breaks down dead plants and animals, returning matter back into the soil, is called a...
A. herbivore.
B. producer.
C. competitor.
D. decomposer.
- 9. Multiple Choice
Animal that gets its energy and nutrition from eating meat.
Detritivore
Ominvore
Carnivore
Herbivore
- 10. Multiple Choice
Animal that gets its energy and nutrition from eating plants.
Parasite
Herbivore
Carnivore
Ominvore
- 11. Multiple Choice
Heterotrophs that “clean up” the ecosystem by eating dead and decaying organisms.
Autotrophs
Herbivores
Ominvores
Detritivores
- Answer choicesTagsAnswer choicesTags