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- 1. Multiple Choice
The smallest unit of structure and function for all living things
cell
atom
molecule
- 2. Multiple Choice
A structure made up of different types of tissue that performs a specific job
cells
tissue
organ
organ system
- 3. Multiple Choice
A group of similar cells that perform the same function
cell
tissue
organ
organism
- 4. Multiple Choice
A group of organs that work together to perform a major function
cell
tissue
organ
organ system
- 5. Multiple Choice
Organ systems working together to create an individual
tissue
organism
organ system
cell
- 6. Multiple Choice
What is a blood cell?
cell
tissue
organ
organ system
- 7. Multiple Choice
What is muscle?
cell
tissue
organ
organ system
- 8. Multiple Choice
What is the digestive system?
organ system
cell
organ
organism
- 9. Multiple Choice
What is a stomach?
organism
tissue
organ
organ system
- 10. Multiple Choice
Which one is an organism ?
heart cell
leaves and stem
a horse
an eyeball
- 11. Multiple Choice
Which of the levels is biggest (The most complex)?
an organism
community
An ecosystem
A population
- 12. Multiple Choice
Several of the same organism living together in an area describes an
organism
community
population
ecosystem
- 13. Multiple Choice
What do ecosystems have that populations and communities do not have?
living things
organisms
nonliving things
- 14. Multiple Choice
Elephants, tigers, zebras, and giraffes that live together is an example of a
population
community
ecosystem
biosphere
- 15. Multiple Choice
Which is an example of an organism?
a plant
a rock
a lake
a shell
- 16. Multiple Choice
Which is an example of an ecosystem?
Farm animals living together
The jungle
Forest plants
- 17. Multiple Choice
Which is an example of a population?
Deer, bear and rabbits
A group of fish and sharks
A group of cows
Different kinds of bacteria
- 18. Multiple Choice
Order the levels of organization from simple to complex
organism, population, community, ecosystem, biosphere
ecosystem, community, population, biosphere, organism
- 19. Multiple Choice
Which is an example of an organism?
heart
respiratory system
a penguin
- 20. Multiple Choice
Which is the definition of a community?
Multiple organisms of the same species
a living thing
all the living and nonliving things in an area
multiple organisms of different species
- 21. Multiple Choice
Which of the levels is biggest (The most complex)?
organism
biosphere
population
community
- 22. Multiple Choice
Multiple organisms of the same species describes a
organism
community
population
ecosystem
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