Problem:OPTIONS:
- streams
- streams.
- erosion
- heat energy
- alluvial
- detritus
- body water
- rock

Fact 1: Aglacier causes mechanical weathering. Fact 2: Mechanical weathering produces detritus. Given the two facts above, what do glaciers produce?
****
A: detritus

Fact 1: Viruses are usually considered to be nonliving. Fact 2: Some smallpox viruses are maintained in laboratories. Given the two facts above, what is smallpox considered to be?
OPTIONS:
- dangerous
- illness
- fever
- Leptospirosis
- homogenous
- contamination
- negative
- nonliving
nonliving

Fact 1: Energy enters ecosystems in the form of sunlight or chemical compounds. Fact 2: If there is sun, there is sunlight, there is day. Given the two facts above, the sun contributes what to ecosystems?
OPTIONS:
- sun spot
- energy
- darkness
- seeds
- positive
- photons
- Nutrients
- Energy.

Answer: energy

Question: Fact 1: Gene flow occurs when individuals move into or out of a population. Fact 2: Gene flow between populations is unidirectional. Given the two facts above, what is individuals moving into or out of a population?
OPTIONS:
- Greenhouse gases
- rapid expansion
- Burning fuel and air
- permineralization
- peachleaf willow
- competition
- unidirectional
- food and shelter
Answer: unidirectional

input with options: Fact 1: Adult tunicates are barrel-shaped. Fact 2: Tulip bulbs are tunicated. Given the two facts above, adult tulip bulbs are what shape?
OPTIONS:
- barrel-shaped
- a prism
- Something to move
- fertile
- epidermal
- solid, liquid, gas
- revolving
- reflecting light
output: barrel-shaped

Problem: OPTIONS:
- connection
- It expands
- Dehydration
- construction
- forces
- massive damage
- constriction
- contraction
Q: Fact 1: Constriction occurs when the muscular walls of blood vessels contract. Fact 2: Arteries and veins are blood vessels. Given the two facts above, what happens when muscular walls of arteries and veins contract?
Answer:
constriction