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Science Basics Practice Quiz
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Question
1
of 12
QUESTION 1 / 12
What organelle produces most ATP during aerobic cellular respiration?
Choose one answer below.
A
Nucleus
✓
B
Mitochondrion
✓
C
Ribosome
✓
D
Golgi apparatus
✓
QUESTION 2 / 12
Which process changes liquid water into water vapor?
Choose one answer below.
A
Condensation
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B
Freezing
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C
Evaporation
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D
Deposition
✓
QUESTION 3 / 12
Which planet is closest to the Sun?
Choose one answer below.
A
Venus
✓
B
Earth
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C
Mars
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D
Mercury
✓
QUESTION 4 / 12
What is the chemical symbol for sodium?
Choose one answer below.
A
S
✓
B
Na
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C
So
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D
N
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QUESTION 5 / 12
Which type of energy does a moving object have?
Choose one answer below.
A
Potential energy
✓
B
Nuclear energy
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C
Kinetic energy
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D
Chemical energy
✓
QUESTION 6 / 12
Which gas makes up the largest share of Earth’s atmosphere?
Choose one answer below.
A
Oxygen
✓
B
Nitrogen
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C
Carbon dioxide
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D
Argon
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QUESTION 7 / 12
What is the SI unit of electric current?
Choose one answer below.
A
Volt
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B
Ohm
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C
Watt
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D
Ampere
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QUESTION 8 / 12
Which structure carries hereditary information in most cells?
Choose one answer below.
A
Chromosomes
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B
Lysosomes
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C
Vacuoles
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D
Centrioles
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QUESTION 9 / 12
Which body system primarily transports oxygen and nutrients?
Choose one answer below.
A
Digestive system
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B
Circulatory system
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C
Skeletal system
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D
Endocrine system
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QUESTION 10 / 12
What is the approximate pH of pure water at 25°C?
Choose one answer below.
A
3
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B
5
✓
C
7
✓
D
11
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QUESTION 11 / 12
Which force draws objects toward Earth?
Choose one answer below.
A
Friction
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B
Gravity
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C
Magnetism
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D
Buoyancy
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QUESTION 12 / 12
A substance made of just one type of atom is called what?
Choose one answer below.
A
Compound
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B
Mixture
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C
Solution
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D
Element
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