Problem:OPTIONS:
- cracking
- ocean surface
- water type
- sun's heat
- water waves
- forces
- evaporation
- water views

Fact 1: The surface of a beach is formed by mechanical weathering. Fact 2: Examples of mechanical waves include water waves, waves on a string, and sound waves. Given the two facts above, the surface of a beach is formed by what?
****
A: water waves

Fact 1: Plant reproduction often requires pollen. Fact 2: Honeybees and other bees transfer the pollen. Given the two facts above, plant reproduction often requires what?
OPTIONS:
- seeds
- honeybees
- Energy.
- rocks
- acid rain
- nutrients
- buds
- energy
honeybees

Fact 1: Sweating reduces body heat. Fact 2: Clothing reduces the effectiveness of sweating as a means of cooling the body. Given the two facts above, what does taking off one's clothing improve the efficacy of?
OPTIONS:
- recovery
- hydration
- Sweating
- Modesty
- Waterproofing
- Exfoliation
- Honesty
- staying warm

Answer: Sweating

Question: Fact 1: Most invertebrates have a more complex nervous system. Fact 2: All complex living creatures, are organized by a nervous system . Given the two facts above, most invertebrates are what?
OPTIONS:
- microorganisms
- extinct creatures
- remains of prehistoric life
- more abundant
- dying species
- complex living creatures
- members of their own species
- ruined creatures
Answer: complex living creatures

input with options: Fact 1: Population density is the average number of individuals per unit of area or volume. Fact 2: Population crashes in high density populations are so devastating that extinction becomes probable. Given the two facts above, if the number of individual members of a species becomes to high in a fixed area, the species can ?
OPTIONS:
- massive damage
- remove limbs
- become extinct
- competition
- escape their bodies
- survive
- shrink
- migrate
output: become extinct

Problem: OPTIONS:
- bird feet
- bird beaks
- bird eyes
- burrs
- insects
- bird talons
- alpacas
- warm-blooded
Q: Fact 1: Bird beaks are generally adapted for the food they eat. Fact 2: After all, many birds eat bugs that devour plants in the garden. Given the two facts above, what are generally adapted for devouring bugs in the garden?
Answer:
bird beaks