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(WGU C902) SCIE 4405 - Middle School Science (Content Knowledge) - OA Review $12.49   Add to cart
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(WGU C902) SCIE 4405 - Middle School Science (Content Knowledge) - OA Review

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(WGU C902) SCIE 4405 - Middle School Science (Content Knowledge) - OA Review (WGU C902) SCIE 4405 - Middle School Science (Content Knowledge) - OA Review (WGU C902) SCIE 4405 - Middle School Science (Content Knowledge) - OA Review (WGU C902) SCIE 4405 - Middle School Science (Content Knowledge) - O...

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  • August 22, 2024
  • 27
  • 2024/2025
  • Exam (elaborations)
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  • wgu c902 scie 4405 middle school science cont

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C902 SCIE 4405




Middle School Science
( Content Knowledge)




OA REVIEW




©WGU 2024/2025

,1. Multiple Choice: What is the primary function of the
mitochondria in a cell?
a) Protein synthesis
b) DNA replication
c) Energy production (Correct Answer)
d) Cell division
Rationale: The mitochondria are known as the powerhouses of
the cell because they convert nutrients into energy that the cell can
use.


2. Fill-in-the-Blank: The process by which plants make their own
food using sunlight is called __________.
Answer: Photosynthesis
Rationale: Photosynthesis is the process plants use to convert
light energy into chemical energy, which is stored in the bonds of
sugar molecules.


3. True/False: The Earth's atmosphere is primarily composed of
oxygen.
Answer: False (Correct Answer)


©WGU 2024/2025

, Rationale: The Earth's atmosphere is primarily composed of
nitrogen (78%), with oxygen making up about 21%.


4. Multiple Response: Which of the following are types of asexual
reproduction? (Select all that apply)
a) Binary fission
b) Budding
c) Meiosis
d) Fragmentation
Correct Answers: a, b, d
Rationale: Binary fission, budding, and fragmentation are all
asexual reproduction methods that do not involve the combination
of genetic material from two parents, unlike meiosis.


5. Multiple Choice: In the water cycle, evaporation occurs when:
a) Water turns into ice
b) Water vapor turns into liquid water
c) Liquid water turns into water vapor (Correct Answer)
d) Rainwater seeps into the ground
Rationale: Evaporation is the process where liquid water is
transformed into a gaseous state, becoming water vapor.


©WGU 2024/2025

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