input: OPTIONS:
- caring for young
- deforestation
- growing food
- a tree falling
- competing for resources
- Males and females
- depress neuronal excitability
- making peace Now, answer this question: Fact 1: Competition may cause animals to fight towards members of their own species. Fact 2: When habitat is healthy, many animals can compete for resources and still coexist. Given the two facts above, what may cause fighting within a species?
A:
output: competing for resources

Fact 1: Playing is just one of many ways that mammals and other animals learn how to behave. Fact 2: Games are for fun, to play, and the folks there are a bunch of fun. Given the two facts above, what is one way that mammals and other animals learn how to behave?

OPTIONS:
- looseness
- killing for sport
- Riding a bike
- Movement
- exercise
- watching sports
- hitting rocks
- games for fun

Answer: games for fun

Problem: OPTIONS:
- dust
- matter
- growth
- life
- mammals
- energy
- waves
- spiders
Q: Fact 1: Marine species live mainly in shallow coastal waters. Fact 2: Coastal waters teem with life. Given the two facts above, marine species live mainly in areas teeming with what?
Answer: life

Problem:OPTIONS:
- bushes
- matter
- cells
- grains
- sand
- bones
- apples
- small

Fact 1: Cells vary in size as well as shape, but all cells are very small. Fact 2: Most cells are too small to be seen without a microscope. Given the two facts above, what vary in size as well as shape and cannot be seen without a microscope?
****
A: cells

Fact 1: Most fungi get organic compounds from dead organisms. Fact 2: Mushrooms and molds are fungi. Given the two facts above, what can get organic compounds from dead organisms?
OPTIONS:
- roots
- air
- Most plants
- nitrogen
- ferns
- mushrooms
- bacteria
- oxygen
mushrooms

Fact 1: The emission of sulfur dioxide causes acid rain. Fact 2: Sulfur Dioxide and Asthmatics A highly reactive colorless gas smelling like rotten eggs, sulfur dioxide derives primarily from fossil fuel combustion. Given the two facts above, the emission of what causes acid rain?
OPTIONS:
- Material carrying electricity
- decomposing dead organisms
- DNA damage and mutations
- soil loss through hurricanes
- Something that smells like rotten eggs
- extreme heat and pressure
- chemical compound NaCl
- generating heat by burning

Answer:
Something that smells like rotten eggs