Question: Answer the following question given this paragraph: Q: Each line in a structural formula represents a pair of shared what? A:
OPTIONS:
- waves
- ions
- atoms
- electrons
Answer: electrons

input with options: Answer the following question given this paragraph: Frogs and toads are adapted for jumping. Salamanders and newts may walk or swim. Caecilians live in the water or soil and are the only amphibians without legs. Q: What is the only amphibian without legs? A:
OPTIONS:
- alligators
- frogs
- newts
- caecilians
output: caecilians

Q: Answer the following question given this paragraph: All mammals have lungs that are the main organs for breathing. Lung capacity has evolved to support the animal's activities. During inhalation, the lungs expand with air, and oxygen diffuses across the lung's surface and enters the bloodstream. During exhalation, the lungs expel air and lung volume decreases. In the next few sections, the process of human breathing will be explained. Q: What are the main organs for breathing in a mammal? A:

OPTIONS:
- gills
- nostrils
- intestines
- lungs

A: lungs

input: OPTIONS:
- the calcium cycle
- the Krebs cycle
- the leakage cycle
- the nitrogen cycle Now, answer this question: Answer the following question given this paragraph: The nitrogen cycle moves nitrogen back and forth between the atmosphere and organisms. Q: What moves nitrogen back and forth between the atmosphere and organisms? A:
A:
output: the nitrogen cycle

Answer the following question given this paragraph: Mirrors and lenses are used in optical instruments to reflect or refract light. Optical instruments include microscopes, telescopes, cameras, and lasers. Q: What two things are used in optical instruments to reflect or refract light? A:

OPTIONS:
- orientations and lenses
- mirrors and magnifiers
- prisms and microscopes
- mirrors and lenses

Answer: mirrors and lenses

Q: Answer the following question given this paragraph: Q: When organisms penetrate a rock, they accelerate breakdown by chemical means and what other means? A:

OPTIONS:
- ecological
- temperature
- geological
- mechanical

A:
mechanical