TUDORS EXAM 200 ACTUAL QUESTIONS
AND CORRECT ANSWER WITH RATIONALE
LATEST 2026!!!
This comprehensive exam bank comprises 200 meticulously crafted multiple-choice
questions, systematically organized across seven core academic domains. Beginning
with General Science and Biology, it explores cellular biology, human anatomy,
and genetics. The Chemistry section delves into atomic structure, bonding, and
stoichiometry, while Physics covers mechanics, waves, and electromagnetism. The
curriculum expands into History and Geography, tracing pivotal events and world
landmarks, followed by Civics, Government, and Economics to assess understanding
of political systems and market principles. Finally, the English and Logic section
rigorously tests grammar, vocabulary, reading comprehension, and deductive
reasoning. Every question includes a correct answer and a concise rationale to
facilitate effective learning and self-assessment.
General Science & Biology (1-50)
1. Which of the following is the largest organ in the human body?
A) Liver
B) Brain
C) Skin
D) Heart
,Correct Answer: C
Rationale: The skin is the largest organ, accounting for about 15% of body weight.
It serves as a protective barrier.
2. What is the powerhouse of the cell?
A) Nucleus
B) Ribosome
C) Mitochondria
D) Golgi apparatus
Correct Answer: C
Rationale: Mitochondria are responsible for cellular respiration, converting nutrients
into energy (ATP) for the cell.
3. Which blood type is known as the universal donor?
A) Type A
B) Type B
C) Type AB
D) Type O
Correct Answer: D
Rationale: Type O negative blood lacks A, B, and Rh antigens, making it safe for
transfusion to almost any patient.
4. What is the basic unit of life?
A) Atom
B) Molecule
C) Cell
D) Tissue
,Correct Answer: C
Rationale: The cell is the smallest structural and functional unit of an organism,
capable of independent existence.
5. Which vitamin is produced by the human body when exposed to sunlight?
A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin D
Correct Answer: D
Rationale: The skin synthesizes Vitamin D upon exposure to UVB radiation from
sunlight.
6. What is the function of red blood cells (erythrocytes)?
A) Fight infection
B) Clot blood
C) Transport oxygen
D) Produce antibodies
Correct Answer: C
Rationale: Red blood cells contain hemoglobin, a protein that binds to oxygen in the
lungs and transports it to tissues.
7. Which part of the plant is responsible for photosynthesis?
A) Roots
B) Stem
C) Leaves
D) Flowers
, Correct Answer: C
Rationale: Leaves contain chlorophyll, the pigment that captures light energy for
photosynthesis.
8. What is the process by which plants lose water vapor through their leaves?
A) Respiration
B) Transpiration
C) Condensation
D) Photosynthesis
Correct Answer: B
Rationale: Transpiration is the evaporation of water from the aerial parts of plants,
mainly through stomata in leaves.
9. How many chromosomes are typically found in a human somatic (body) cell?
A) 23
B) 44
C) 46
D) 48
Correct Answer: C
Rationale: Human somatic cells are diploid, containing 46 chromosomes (23 pairs).
Gametes have 23.
10. Which of the following is a prokaryotic organism?
A) Amoeba
B) Yeast
C) Bacteria
D) Paramecium