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Eycosystems

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which of the following organism use photosynthesis to form food?
a.
fish
c.
humans
b.
cats
d.
plants
 

 2. 

The process of combining sunlight, water, carbon dioxide, and minerals to form food is called:
a.
none of these
c.
electrolosis
b.
photosynthesis
d.
ecologist
 

 3. 

The food a plant produces through the process of photosysnthesis is called:
a.
sugar
c.
salad
b.
meat
d.
water
 

 4. 

An area that includes both living and non-living factors working together is called a:
a.
community
c.
ecologist
b.
ecosystem
d.
population
 

 5. 

A scientist that studies the ecology of the planet Earth is called a:
a.
geologist
c.
chemist
b.
teacher
d.
ecologist
 

 6. 

An organism that gets it food from an organism that produces its’ own food is called a:
a.
decomposer
c.
herbaviore
b.
consumer
d.
producer
 

 7. 

When discribing the living organisms that live in a certain area working together I use the following word:
a.
biotic
c.
ecology
b.
abiotic
d.
ecologist
 

 8. 

When describing the non-living factors of an area working with the living factors of an area I use the following word:
a.
abiotic
c.
ecology
b.
consumer
d.
biotic
 

 9. 

Which of the following is considered a biotic factor?
a.
soil
c.
water
b.
human
d.
sunlight
 
 
nar001-1.jpg
 

 10. 

In the diagram above if all the fish are removed from the food web, which animal population will likely decrease first?
a.
Dragonfly larvae
c.
Pelicans
b.
Mosquito larvae
d.
Turtles
 

 11. 

An animal that eats only meat is called a:
a.
carnivor
c.
plantevor
b.
humanvor
d.
herbivor
 

 12. 

Organisms that produce their own food internally are called:
a.
comsumers
c.
carnivors
b.
producers
d.
organisms
 

Matching
 
 
Match the following words with the meanings below.
a.
population
e.
niche
b.
community
f.
food chain
c.
ecology
g.
predator
d.
habitat
h.
sunlight
 

 13. 

all the populations living in an area.
 

 14. 

the organism of one species that live in an area.
 

 15. 

the energy path in food as it passes from one organism to the next.
 

 16. 

an area in which an organism lives.
 

 17. 

the role an organism has in its ecosystem
 

 18. 

a living thing that hunts other living things for food.
 

 19. 

the main ingredient that is used in and starts the photosynthesis process.
 

 20. 

the study of how living things and their environment interact
 

True/False
Indicate whether the statement is true or false.
 

 21. 

One of the many forms of weathering is done by plant roots.
 

 22. 

Light is made up of matter and can be stored for future use.
 

 23. 

Light is energy that can travel only in a straight line.
 

 24. 

The jiggle to name the colors found in white light is ROY G BIV.
 

 25. 

White light contains only three colors; blue, red, green.
 



 
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