Fact 1: Eating food that contains pesticides can have a negative impact on humans. Fact 2: Herbicides are the leading type of pesticides, in terms of both user expenditure and volumes used. Given the two facts above, what can have a negative impact on humans if contained in food they eat?
OPTIONS:
- h2o
- vitamins
- toxins
- bacteria
- protein
- contamination
- Smoking
- herbicide
herbicide

Fact 1: Caffeine is a central nervous system stimulant. Fact 2: Caffeine is a stimulant, and a stimulant constricts blood vessels. Given the two facts above, what does caffeine do to blood vessels?
OPTIONS:
- It expands
- looseness
- hydrate their cells
- Constrict them
- sweating
- Dehydration
- They may not survive.
- Damages them

Answer: Constrict them

Question: Fact 1: Nephrons are the structural and functional units of the kidneys. Fact 2: Blood is filtered in the kidney. Given the two facts above, what are the structural and functional units of the organ that filters blood?
OPTIONS:
- lungs
- nephrons
- humans
- pancreas
- eardrum
- alveoli
- epidermal
- organ
Answer: nephrons

input with options: Fact 1: Organisms that live in marine biomes must be adapted to the salt in the water. Fact 2: Estuaries display characteristics of both marine and freshwater biomes. Given the two facts above, salt in the water is something that must be adapted to by organisms who live in:?
OPTIONS:
- evaporation
- environment
- rivers
- bioaerosols
- our planet
- Deposition
- estuaries
- deserts
output: estuaries

Q: Fact 1: Glass cause refraction of light. Fact 2: Refraction Refraction is the bending of light rays. Given the two facts above, what causes the bending of light rays?

OPTIONS:
- darkness
- glass
- lenses
- fibers
- shadows
- voltage
- colors
- a wave

A: glass

Fact 1: Echinoderms lack a centralized nervous system. Fact 2: Sand dollars and sea biscuits are also echinoderms. Given the two facts above, what lacks a centralized nervous system?
OPTIONS:
- Damaged hearing
- Humans
- Horses
- Sand dollars
- insects
- Chickens
- Pesticides
- barnacles
Sand dollars