Problem:OPTIONS:
- parasites
- allow growth
- feet
- Reptiles
- to stay warm
- warm-blooded
- insects
- fertile

Fact 1: Reptiles are a class of tetrapod vertebrates that produce amniotic eggs. Fact 2: Most reptiles, are considered to be tetrapods, or 4 legged animals. Given the two facts above, what are a class of 4 legged animals that produce amniotic eggs?
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A: Reptiles

Problem:OPTIONS:
- Deoxyribonucleicacid, protein
- sulfuric acid, fat
- Chemical energy
- protein, hydrobromic acid
- boric acid, protein
- Something that comes in a bundle of fibers
- sub-units of species
- A compound that donates proton

Fact 1: Chromosomes are coiled structures made of DNA and proteins. Fact 2: DNA stands for Deoxyribonucleicacid. Given the two facts above, what are chromosomes made of?
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A: Deoxyribonucleicacid, protein

Problem:OPTIONS:
- otters
- toads
- plants
- cacti
- seeds
- adaptations
- alpacas
- spores

Fact 1: Plants that are adapted to very dry environments are called xerophytes. Fact 2: Bromeliads and cacti are xerophytes. Given the two facts above, what are adapted to very dry environments?
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A: cacti

Problem:OPTIONS:
- moss
- hitting it with a hammer
- steady temperature
- bad music
- copper
- iron
- sodium
- coal

Fact 1: Moss causes chemical weathering. Fact 2: Chemical weathering causes chemical changes in the minerals of a rock. Given the two facts above, what causes chemical changes in the minerals of a rock?
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A:
moss