Problem:OPTIONS:
- Tail
- muscle
- feathers
- sugar
- down
- hair
- Fat
- scales

Fact 1: Hair is a fiber that is found only in mammals. Fact 2: Animals can be classified into mammals, reptiles, birds. Given the two facts above, what is a fiber that is not found in reptiles or birds?
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A: hair

Problem:OPTIONS:
- inactive
- Allergies
- dangerous
- deadly
- Dehydration
- threatened
- a pathogens
- imbalanced

Fact 1: Using cell phones can cause people to become distracted. Fact 2: Distractions of any kind are dangerous. Given the two facts above, using cell phones can cause people to become what?
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A: dangerous

Problem:OPTIONS:
- Petals
- Too much sun
- cancer
- Pollination
- burning
- dry conditions
- Pesticides
- Quality soil

Fact 1: If an organism becomes too hot then that organism may die. Fact 2: Hot sun can bleach flowers. Given the two facts above, what can kill flowers?
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A: Too much sun

Problem:OPTIONS:
- water conservation
- To make a path.
- To burn for warmth.
- storing water
- To keep their body heat.
- Help plants grow
- sunlight energy
- To fertilize gardens.

Fact 1: Preventing the transfer of heat from an organims 's body causes that organism to keep warm. Fact 2: Leaves keep animals warm. Given the two facts above, what might animals use leaves for?
****
A:
To keep their body heat.