1. 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.
2. The process of producing energy in the sun is known as:
A. Fission
B. Fusion
C. Radiation
D. Convection
Answer: B
Rationale: The Sun generates energy through nuclear fusion, where
hydrogen atoms combine to form helium, releasing vast amounts of energy
in the process.
3. What is the primary function of the kidneys in the human body?
A. To regulate body temperature
,B. To filter and remove waste products from the blood
C. To transport oxygen throughout the body
D. To produce hormones for growth
Answer: B
Rationale: The primary function of the kidneys is to filter waste products
from the blood, which are then excreted as urine. They also help regulate
water and electrolyte balance.
4. Which of the following is NOT a type of consumer in an ecosystem?
A. Herbivores
B. Carnivores
C. Producers
D. Omnivores
Answer: C
Rationale: Producers are organisms that produce their own food, typically
through photosynthesis (like plants). Herbivores, carnivores, and omnivores
are types of consumers in an ecosystem.
5. What is the formula for calculating the area of a circle?
A. �=2𝜋𝑟A=2πr
B. 𝐴=𝜋𝑟2A=πr 2
C. 𝐴=𝜋𝑟3A=πr 3
D. 𝐴=2𝑟2A=2r 2
Answer: B
, Rationale: The area of a circle is given by the formula 𝐴=𝜋𝑟2A=πr 2 , where
𝑟r is the radius of the circle. This formula calculates the total space inside
the circle.
6. Who wrote the play "Romeo and Juliet"?
A. Charles Dickens
B. William Shakespeare
C. Mark Twain
D. Jane Austen
Answer: B
Rationale: "Romeo and Juliet" is one of the most famous plays written by
William Shakespeare, a renowned English playwright.
7. What does the abbreviation 'ATM' stand for in banking?
A. Automated Teller Machine
B. Account Transfer Method
C. Annual Transaction Method
D. Automated Transfer Module
Answer: A
Rationale: ATM stands for Automated Teller Machine, a machine that
allows customers to perform basic banking transactions without the need
for a bank teller.
8. What does "DNA" stand for in biology?
A. Deoxyribonucleic Acid
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.
2. The process of producing energy in the sun is known as:
A. Fission
B. Fusion
C. Radiation
D. Convection
Answer: B
Rationale: The Sun generates energy through nuclear fusion, where
hydrogen atoms combine to form helium, releasing vast amounts of energy
in the process.
3. What is the primary function of the kidneys in the human body?
A. To regulate body temperature
,B. To filter and remove waste products from the blood
C. To transport oxygen throughout the body
D. To produce hormones for growth
Answer: B
Rationale: The primary function of the kidneys is to filter waste products
from the blood, which are then excreted as urine. They also help regulate
water and electrolyte balance.
4. Which of the following is NOT a type of consumer in an ecosystem?
A. Herbivores
B. Carnivores
C. Producers
D. Omnivores
Answer: C
Rationale: Producers are organisms that produce their own food, typically
through photosynthesis (like plants). Herbivores, carnivores, and omnivores
are types of consumers in an ecosystem.
5. What is the formula for calculating the area of a circle?
A. �=2𝜋𝑟A=2πr
B. 𝐴=𝜋𝑟2A=πr 2
C. 𝐴=𝜋𝑟3A=πr 3
D. 𝐴=2𝑟2A=2r 2
Answer: B
, Rationale: The area of a circle is given by the formula 𝐴=𝜋𝑟2A=πr 2 , where
𝑟r is the radius of the circle. This formula calculates the total space inside
the circle.
6. Who wrote the play "Romeo and Juliet"?
A. Charles Dickens
B. William Shakespeare
C. Mark Twain
D. Jane Austen
Answer: B
Rationale: "Romeo and Juliet" is one of the most famous plays written by
William Shakespeare, a renowned English playwright.
7. What does the abbreviation 'ATM' stand for in banking?
A. Automated Teller Machine
B. Account Transfer Method
C. Annual Transaction Method
D. Automated Transfer Module
Answer: A
Rationale: ATM stands for Automated Teller Machine, a machine that
allows customers to perform basic banking transactions without the need
for a bank teller.
8. What does "DNA" stand for in biology?
A. Deoxyribonucleic Acid
