1. Which of the following is a primary color in the subtractive color
model (RYB)?
A. Green
B. Yellow
C. Purple
D. Orange
Answer: b) Yellow
Rationale: Yellow is one of the primary colors in the subtractive color
model (Red, Yellow, Blue), used in art and design.
2. What does the acronym "HTTP" stand for in website addresses?
A. HyperText Transfer Protocol
B. HyperText Transfer Program
C. High Transmission Text Protocol
D. Home Transfer Text Process
Answer: a) HyperText Transfer Protocol
Rationale: HTTP stands for HyperText Transfer Protocol, which is
used to transfer web pages over the internet.
3. Which of the following is an example of a renewable energy source?
,A. Coal
B. Natural gas
C. Solar energy
D. Oil
Answer: c) Solar energy
Rationale: Solar energy is renewable because it comes from the sun,
which is inexhaustible over human timescales, unlike fossil fuels like
coal, natural gas, and oil.
4. What is the chemical formula of water?
A. CO2
B. H2O
C. O2
D. CH4
Answer: b) H2O
Rationale: The chemical formula for water is H2O, indicating it is made
up of two hydrogen atoms and one oxygen atom.
5. What is the process by which plants lose water vapor through their
leaves?
A. Transpiration
B. Evaporation
C. Respiration
, D. Photosynthesis
Answer: a) Transpiration
Rationale: Transpiration is the process by which plants lose water
vapor through small pores called stomata in their leaves.
6. Which of the following is the largest organ in the human body?
A. Brain
B. Skin
C. Liver
D. Heart
Answer: b) Skin
Rationale: The skin is the largest organ in the human body, covering
and protecting internal organs and tissues.
7. What is the most common cause of acid rain?
A. Industrial emissions
B. Volcano eruptions
C. Oceanic evaporation
D. Wildfires
Answer: a) Industrial emissions
Rationale: Acid rain is primarily caused by the release of sulfur dioxide
(SO2) and nitrogen oxides (NOx) from industrial activities, which mix
with water vapor in the atmosphere to form acids.
model (RYB)?
A. Green
B. Yellow
C. Purple
D. Orange
Answer: b) Yellow
Rationale: Yellow is one of the primary colors in the subtractive color
model (Red, Yellow, Blue), used in art and design.
2. What does the acronym "HTTP" stand for in website addresses?
A. HyperText Transfer Protocol
B. HyperText Transfer Program
C. High Transmission Text Protocol
D. Home Transfer Text Process
Answer: a) HyperText Transfer Protocol
Rationale: HTTP stands for HyperText Transfer Protocol, which is
used to transfer web pages over the internet.
3. Which of the following is an example of a renewable energy source?
,A. Coal
B. Natural gas
C. Solar energy
D. Oil
Answer: c) Solar energy
Rationale: Solar energy is renewable because it comes from the sun,
which is inexhaustible over human timescales, unlike fossil fuels like
coal, natural gas, and oil.
4. What is the chemical formula of water?
A. CO2
B. H2O
C. O2
D. CH4
Answer: b) H2O
Rationale: The chemical formula for water is H2O, indicating it is made
up of two hydrogen atoms and one oxygen atom.
5. What is the process by which plants lose water vapor through their
leaves?
A. Transpiration
B. Evaporation
C. Respiration
, D. Photosynthesis
Answer: a) Transpiration
Rationale: Transpiration is the process by which plants lose water
vapor through small pores called stomata in their leaves.
6. Which of the following is the largest organ in the human body?
A. Brain
B. Skin
C. Liver
D. Heart
Answer: b) Skin
Rationale: The skin is the largest organ in the human body, covering
and protecting internal organs and tissues.
7. What is the most common cause of acid rain?
A. Industrial emissions
B. Volcano eruptions
C. Oceanic evaporation
D. Wildfires
Answer: a) Industrial emissions
Rationale: Acid rain is primarily caused by the release of sulfur dioxide
(SO2) and nitrogen oxides (NOx) from industrial activities, which mix
with water vapor in the atmosphere to form acids.
