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