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