input with options: Q: What crust is thinner and denser than continental crust? A:
OPTIONS:
- land
- coastal
- asteroid
- oceanic
output: oceanic

Q: Q: What enables gamma rays to pass through hard matters like bones, teeth, and just about anything? A:

OPTIONS:
- Weight
- Being Heavier
- Density
- their extremely high energy

A: their extremely high energy

input: OPTIONS:
- spores
- fruits
- roots
- leaves Now, answer this question: Q: The arrangement of what plant structures can be classified as either alternate, spiral, or opposite? A:
A:
output: leaves

Q: What causes reduction of elasticity in all organs? A:

OPTIONS:
- low vitamin D
- radiation
- weight gain
- age

Answer: age

Problem: OPTIONS:
- prokaryotes
- worms
- arthropods
- protists
Q: Q: What do scientists believe are the oldest eukaryotes? A:
Answer: protists

Q: What causes nitrate to go back to its gaseous nitrogen state? A:

OPTIONS:
- phytoflagellate bacteria
- decomposers
- enzymes
- denitrifying bacteria

Answer:
denitrifying bacteria