• 1. How many bones are there in the adult human body?
A) 250
B) 150
C) 206
D) 180
  • 2. Which of the following is the largest organ in the human body?
A) Heart
B) Skin
C) Liver
D) Lungs
  • 3. What is the powerhouse of the human cell?
A) Golgi apparatus
B) Nucleus
C) Endoplasmic reticulum
D) Mitochondria
  • 4. How many chambers are there in the human heart?
A) 2
B) 5
C) 4
D) 3
  • 5. Which part of the brain is responsible for controlling balance and coordination?
A) Cerebellum
B) Temporal lobe
C) Occipital lobe
D) Frontal lobe
  • 6. What is the medical term for the voice box?
A) Esophagus
B) Trachea
C) Larynx
D) Pharynx
  • 7. What is the medical term for the kneecap?
A) Fibula
B) Patella
C) Tibia
D) Femur
  • 8. Which part of the human brain is responsible for processing emotions?
A) Amygdala
B) Thalamus
C) Hippocampus
D) Pons
  • 9. How many pairs of chromosomes are found in a human cell?
A) 22
B) 24
C) 25
D) 23
  • 10. Where are red blood cells produced in the human body?
A) Kidneys
B) Liver
C) Bone marrow
D) Spleen
  • 11. What is the longest bone in the human body?
A) Femur
B) Fibula
C) Humerus
D) Tibia
  • 12. What is the scientific name for the collarbone?
A) Ribs
B) Scapula
C) Clavicle
D) Humerus
  • 13. Which of the following elements is most abundant in the human body?
A) Carbon
B) Oxygen
C) Hydrogen
D) Nitrogen
  • 14. Which muscle in the human body is responsible for breathing?
A) Biceps
B) Quadriceps
C) Gluteus maximus
D) Diaphragm
  • 15. What is the largest organ inside the human body?
A) Liver
B) Lungs
C) Kidneys
D) Stomach
  • 16. Which part of the human eye controls the amount of light entering?
A) Cornea
B) Retina
C) Iris
D) Lens
  • 17. How many sets of teeth does a human typically have throughout their lifetime?
A) Two
B) Three
C) Four
D) One
  • 18. Which part of the human brain is responsible for language processing?
A) Medulla oblongata
B) Broca's area
C) Cerebellum
D) Occipital lobe
  • 19. What is the basic unit of life in a human body?
A) Cell
B) Tissue
C) Molecule
D) Atom
  • 20. Which organ is responsible for pumping blood throughout the body?
A) Kidney
B) Lung
C) Liver
D) Heart
  • 21. Which system is responsible for controlling and coordinating body functions?
A) Nervous System
B) Muscular System
C) Respiratory System
D) Skeletal System
  • 22. Which hormone is known as the 'stress hormone' in humans?
A) Testosterone
B) Insulin
C) Estrogen
D) Cortisol
  • 23. Which vitamin is produced when the skin is exposed to sunlight?
A) Vitamin C
B) Vitamin A
C) Vitamin D
D) Vitamin K
  • 24. In what part of the digestive system does absorption of nutrients primarily take place?
A) Esophagus
B) Small Intestine
C) Stomach
D) Large Intestine
  • 25. Which sense do humans use to detect sound waves?
A) Taste
B) Hearing
C) Touch
D) Smell
  • 26. What is the primary function of white blood cells in the human body?
A) Oxygen transport
B) Excretion
C) Digestion
D) Immune defense
  • 27. What is the smallest muscle in the human body?
A) Gluteus Maximus
B) Stapedius
C) Biceps
D) Quadriceps
  • 28. Which type of muscle is responsible for movement in the human body?
A) Involuntary Muscle
B) Cardiac Muscle
C) Skeletal Muscle
D) Smooth Muscle
  • 29. Which blood cells are responsible for carrying oxygen in the human body?
A) White Blood Cells
B) Plasma
C) Red Blood Cells
D) Platelets
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