Question: Q: What is the standard unit for mass? A:
OPTIONS:
- ounce
- meter
- pound
- kilogram
Answer: kilogram

input with options: Q: Which compound has positively and negatively charged ends? A:
OPTIONS:
- tumultuous compound
- non-polar compound
- real compound
- polar compound
output: polar compound

Q: Q: Two important concepts, niche and habitat, are associated with what? A:

OPTIONS:
- natural selection
- plant
- water
- ecosystem

A: ecosystem

input: OPTIONS:
- holes and cones
- circles and cones
- images and cones
- rods and cones Now, answer this question: Q: What are the two types of photoreceptors in the retina? A:
A:
output: rods and cones

Q: What zone is outside the radiative zone? A:

OPTIONS:
- diffusion zone
- activation zone
- peripheral zone
- convection zone

Answer: convection zone

Q: Q: Because plants lack what kind of system, their first line of defense is usually the death of cells surrounding infected tissue to prevent spread of infection? A:

OPTIONS:
- nervous system
- digestion system
- hormones system
- immune system

A:
immune system