1. Who is known for developing the theory of general relativity?
A. Nikola Tesla
B. Albert Einstein
C. Marie Curie
D. Isaac Newton
Answer: B
Rationale: Albert Einstein developed the theory of general relativity, which
describes the gravitational force as a curvature of space and time caused by
mass.
2. Which of the following is NOT a renewable energy source?
A. Wind energy
B. Solar energy
C. Coal
D. Geothermal energy
Answer: C
Rationale: Coal is a non-renewable energy source, while wind, solar, and
geothermal energy are renewable because they are naturally replenished
over time.
3. Which of the following is the largest component of the Earth's
atmosphere?
A. Oxygen
,B. Nitrogen
C. Carbon Dioxide
D. Argon
Answer: B
Rationale: Nitrogen makes up about 78% of the Earth's atmosphere, making
it the largest component. Oxygen follows at around 21%, and other gases,
including carbon dioxide, make up a much smaller portion.
4. Which of the following is the first stage in the process of cellular
respiration?
A. Electron Transport Chain
B. Glycolysis
C. Krebs Cycle
D. Photosynthesis
Answer: B
Rationale: Glycolysis is the first stage of cellular respiration, where glucose
is broken down into pyruvate, releasing a small amount of energy.
5. In a democracy, the principle of majority rule means that:
A. Decisions are made by the majority of government officials
B. All citizens have equal voting power
C. Laws can only be passed by the majority of wealthy citizens
D. The majority view will always determine government policy
Answer: B
, Rationale: Majority rule in a democracy means that decisions are made
based on the preferences of the majority of citizens, and all citizens have an
equal voting power.
6. In economics, what does the term "opportunity cost" refer to?
A. The total amount of money spent on a decision
B. The cost of producing additional units of a good
C. The loss of potential gain from other alternatives when one option is
chosen
D. The cost of raw materials used in production
Answer: C
Rationale: Opportunity cost is the value of the next best alternative that is
forgone when a decision is made. It is an important concept in economics
that helps individuals and businesses make choices.
7. Which of the following is NOT a greenhouse gas?
A. Carbon dioxide
B. Methane
C. Oxygen
D. Nitrous oxide
Answer: C
Rationale: Oxygen is not a greenhouse gas. Greenhouse gases, such as
carbon dioxide, methane, and nitrous oxide, trap heat in the Earth's
atmosphere and contribute to global warming.
A. Nikola Tesla
B. Albert Einstein
C. Marie Curie
D. Isaac Newton
Answer: B
Rationale: Albert Einstein developed the theory of general relativity, which
describes the gravitational force as a curvature of space and time caused by
mass.
2. Which of the following is NOT a renewable energy source?
A. Wind energy
B. Solar energy
C. Coal
D. Geothermal energy
Answer: C
Rationale: Coal is a non-renewable energy source, while wind, solar, and
geothermal energy are renewable because they are naturally replenished
over time.
3. Which of the following is the largest component of the Earth's
atmosphere?
A. Oxygen
,B. Nitrogen
C. Carbon Dioxide
D. Argon
Answer: B
Rationale: Nitrogen makes up about 78% of the Earth's atmosphere, making
it the largest component. Oxygen follows at around 21%, and other gases,
including carbon dioxide, make up a much smaller portion.
4. Which of the following is the first stage in the process of cellular
respiration?
A. Electron Transport Chain
B. Glycolysis
C. Krebs Cycle
D. Photosynthesis
Answer: B
Rationale: Glycolysis is the first stage of cellular respiration, where glucose
is broken down into pyruvate, releasing a small amount of energy.
5. In a democracy, the principle of majority rule means that:
A. Decisions are made by the majority of government officials
B. All citizens have equal voting power
C. Laws can only be passed by the majority of wealthy citizens
D. The majority view will always determine government policy
Answer: B
, Rationale: Majority rule in a democracy means that decisions are made
based on the preferences of the majority of citizens, and all citizens have an
equal voting power.
6. In economics, what does the term "opportunity cost" refer to?
A. The total amount of money spent on a decision
B. The cost of producing additional units of a good
C. The loss of potential gain from other alternatives when one option is
chosen
D. The cost of raw materials used in production
Answer: C
Rationale: Opportunity cost is the value of the next best alternative that is
forgone when a decision is made. It is an important concept in economics
that helps individuals and businesses make choices.
7. Which of the following is NOT a greenhouse gas?
A. Carbon dioxide
B. Methane
C. Oxygen
D. Nitrous oxide
Answer: C
Rationale: Oxygen is not a greenhouse gas. Greenhouse gases, such as
carbon dioxide, methane, and nitrous oxide, trap heat in the Earth's
atmosphere and contribute to global warming.
