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Part 3 / S.C. End Of Year 7th-grade Science Review
Test Description: Part three of final exam review
Instructions: Answer all questions to get your test result.
1) What is competition?
A
when animals play
B
when aniamls avoid each other
C
when animals compete for the same resources
2) What is saturation?
A
Process of water flowing through a substance
B
a day of the week
C
process that occurs when more of something can be absorbed, combined with, or added.
D
process that occurs when no more of something can be absorbed, combined with, or added.
3) in a food web the arrow points to what
A
a possible mate
B
it will eat
C
their is no such thing as a food web
D
will eat it
4) What role does grass play in a food chain
A
consumer
B
secondary consumer
C
producer
D
apex predator
5) What is NOT an example of a limiting factor?
A
shoes
B
food
C
shelter
D
water
6) Animals in a food web are considered?
A
decomposers
B
consumers
C
producers
D
carnivores
7) All of the deer, grass, oak trees, and frogs in a forest would be considered a
A
community
B
population
C
species
D
habitat
8) An aquatic food web consists of phytoplankton → shimp → sharks → killer sharks. The removal of which component is MOST LIKELY to cause an immediate impact on the food web?
A
shrimp
B
killer whales
C
phytoplankton
D
sharks
9) What is a habitat?
A
the role an animal plays in an ecosystem
B
The place an animal lives
10) In food pyramid, only about 10 percent of the __________ is available within one trophic level is transferred to organisms at the next trophic level.
A
units
B
cells
C
matter
D
energy
*select an answer for all questions
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