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