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5th-6th Grade Science Chapter 8 Review- Changes In An Ecosystem- Part 1
Test Description: Chapter 8 Review - Changes in an Ecosystem
Instructions: Answer all questions to get your test result.
1) True or False: Fires are never beneficial to an ecosystem.
A
True
B
False
C
Mickey
D
Minnie
2) True or False: Man honors God by using his resources wisely.
A
Max
B
True
C
Goofy
D
False
3) True or False: Areas of the earth that have only two seasons usually have a wet season and a dry season.
A
True
B
Tigger
C
Eeyore
D
False
4) True or False: Carbon dioxide is released into the air during decomposition.
A
True
B
Pooh
C
False
D
Piglet
5) True or False: Nitrogen is important for living things to grow and function normally.
A
False
B
True
C
Buzz Lightyear
D
Woody
6) True or False: Consumers get nitrogen compounds by eating other animals or plants.
A
Ursula
B
Ariel
C
True
D
False
7) True or False: Photosynthesis and respiration are part of the nitrogen cycle.
A
True
B
Elsa
C
False
D
Ana
8) Species that are not native to an ecosystem and can cause harm are ___.
A
extinct
B
endangered
C
native
D
invasive
9) Whenever an ecosystem receives less water than it needs, a ____ occurs.
A
drought
B
succession
C
flood
D
fire
10) Whenever an ecosystem receives more water than it needs, a ___ occurs.
A
drought
B
flood
C
succession
D
fire
11) When the population of a species is so small that the species may soon become extinct, it becomes ___.
A
native
B
invasive
C
endangered
D
extinct
12) When the last-known member of a species dies, the species is considered ___.
A
endangered
B
native
C
invsasive
D
extinct
13) The gradual changes in the populations of organisms in an ecosystem are called ___.
A
flood
B
fire
C
drought
D
succession
14) Plants release water vapor into the air through ___.
A
condensation
B
transpiration
C
evaporation
D
respiration
15) The largest man-made stress is probably ___.
A
excessive fishing
B
excessive hunting
C
habitat distruction
D
pollution
*select an answer for all questions
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