Problem:OPTIONS:
- phase
- structure
- Energy.
- means
- wind
- energy
- weight
- sunlight

Fact 1: Gravity pulls objects towards planets. Fact 2: An object's weight is the force of gravity on that object. Given the two facts above, what about an object can cause objects to be pulled towards planets?
****
A: weight

Fact 1: Plants that are adapted to very dry environments are called xerophytes. Fact 2: Most cacti thrive in an area with very dry periods and light rainfall. Given the two facts above, what are cacti?
OPTIONS:
- Most plants
- rocks
- water
- vegetation
- xerophytes
- color of leaves
- more abundant
- sunlight
xerophytes

Fact 1: Plasma is formed by electrons separating from atoms in stars. Fact 2: Plasma is more common in stars, because making plasma requires high temperatures. Given the two facts above, under what conditions does plasma form?
OPTIONS:
- cold weather
- under water
- hydrogen and oxygen
- windy plains
- high temperatures
- It gets heated up
- nucleus of a cell
- flow of electrons

Answer: high temperatures

Question: Fact 1: Echinoderms have a unique water vascular system with tube feet. Fact 2: Another group of echinoderms are the echinoids. Given the two facts above, which has a unique water vascular system?
OPTIONS:
- roots
- trees
- Conifers
- Echinoids
- fur seals
- Most plants
- ferns
- bushes
Answer: Echinoids

input with options: Fact 1: Mammals conserve body heat with their hair or fur. Fact 2: Bats Bats are mammals with wings. Given the two facts above, what conserves body heat with their fur?
OPTIONS:
- hawks
- shrews
- flying fish
- pigs
- humans
- dogs
- crocodiles
- bats
output: bats

Problem: OPTIONS:
- resistance activities
- genetic ties
- genetic distractions
- Plant reproduction
- fur and fat
- resistance
- genetic variations
- genetic similarities
Q: Fact 1: Mutation creates new genetic variation in a gene pool. Fact 2: Most mutations are beneficial to the organism. Given the two facts above, most what in a gene pool are beneficial to organisms?
Answer:
genetic variations