input with options: Q: What are floods a source of on a floodplain? A:
OPTIONS:
- salt
- acids
- minerals
- nutrients
output: nutrients

Q: Q: What property of food is determined by burning the food and measuring the heat released? A:

OPTIONS:
- acidity
- nutrients
- additives
- calories

A: calories

input: OPTIONS:
- cooling motors
- vacuum motors
- thermal motors
- electric motors Now, answer this question: Q: What type of motor is used in most household devices with moving parts? A:
A:
output: electric motors

Q: Green cyanobacteria on a lake produce food through what process? A:

OPTIONS:
- spermatogenesis
- glycolysis
- reverse transferase
- photosynthesis

Answer: photosynthesis

Problem: OPTIONS:
- expression energy
- kinetic energy
- potential energy
- activation energy
Q: Q: What do all chemical reactions need to get started? A:
Answer: activation energy

Q: What type of isotopes have short half-lives and are given in very low doses? A:

OPTIONS:
- stable isotopes
- gasses
- radionuclides
- radioisotopes

Answer:
radioisotopes