Q: The airway and the lungs are part of what organ system? A:
OPTIONS:
- coronary
- pulmonary
- digestive
- respiratory
respiratory

Q: In which specific organs are hormonal cells located? A:
OPTIONS:
- mammary glands
- lymph nodes
- spinal cord
- endocrine glands

Answer: endocrine glands

Question: Q: What is the largest organ of the human body? A:
OPTIONS:
- your lungs
- your brain
- your blood
- your skin
Answer: your skin

input with options: Q: The enzyme pepsin works only in the presence of what? A:
OPTIONS:
- carbohydrates
- sodium
- oxygen
- acid
output: acid

Q: Q: Contour tillage helps slow water run-off and what process that causes topsoil loss? A:

OPTIONS:
- water erosion
- ice shelf erosion
- plate tectonics
- soil erosion

A: soil erosion

Q: What do vertebrates possess that is made up of repeating bony units? A:
OPTIONS:
- notochord
- skull
- spinal cord
- vertebral column
vertebral column