UNIT 10 EXAM RETEST
Authored by JennaRae Flores
Science
8th Grade
TEKS covered
Used 14+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary source of energy for most ecosystems?
Water
Sunlight
Soil
Wind
Tags
TEKS.SCI.6.12A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a biotic factor in an ecosystem?
Temperature
Light
Water
Plants
Tags
TEKS.SCI.6.12A
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does human activity primarily affect ocean systems?
By increasing biodiversity
By reducing pollution
By causing habitat destruction
By stabilizing temperatures
Tags
TEKS.SCI.7.11B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which human activity is most likely to lead to ocean acidification?
Overfishing
Deforestation
Burning fossil fuels
Urban development
Tags
TEKS.SCI.7.11B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role does biodiversity play in the stability of an ecosystem?
It decreases competition
It increases resilience to changes
It reduces the number of species
It limits resource availability
Tags
TEKS.SCI.8.12C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does biodiversity contribute to the health of organisms within an ecosystem?
By providing a variety of food sources
By reducing genetic variation
By limiting habitat space
By increasing competition
Tags
TEKS.SCI.8.12C
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is primary ecological succession?
The gradual replacement of one community by another
The establishment of a community in an area of bare rock
The sudden change in an ecosystem due to human activity
The extinction of a species
Tags
TEKS.SCI.8.12B
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