Problem:OPTIONS:
- elms
- bogs
- bamboo
- earth
- deltas
- coal
- corn
- swea

Fact 1: Being burried under soil and mud changes vegetation into peat through extreme heat and pressure in a swamp over a long period of time. Fact 2: Bogs are characterized by cushion-like vegetation and an accumulation of peat. Given the two facts above, what has its soil and mud changed by extreme heat over long periods of time?
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A: bogs

Problem:OPTIONS:
- Large.
- average
- Birds
- humans
- Man
- dinosaurs
- a fish
- small

Fact 1: Animals may compete for territory, water, food, or mates. Fact 2: Larger animals dominate in competition for food, mating partners, and nesting space. Given the two facts above, which types of animals dominate in competition for territory?
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A: Large.

Problem:OPTIONS:
- Planting flowers
- Creating paper
- Greenhouse gases
- Filtering water
- Greenhouse gasses
- Cutting grass
- Pesticides
- Pollution

Fact 1: Creating paper requires cutting down trees. Fact 2: Deforestation takes place when trees are cut down in the rainforest. Given the two facts above, what can cause deforestation?
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A: Creating paper

Problem:OPTIONS:
- relocation
- organs
- diversity
- size
- recovery
- animals
- Plants growth
- color

Fact 1: Population size influences the chances of a species surviving. Fact 2: Diversity within a species is essential for survival. Given the two facts above, population size influences the chances of what within a species?
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A:
diversity