Q: Fact 1: Better senses have a positive impact on an animal 's survival. Fact 2: Living and surviving are the thing. Given the two facts above, what do better senses have an impact on? | OPTIONS:
- passing gas
- population movement
- blood type
- important habitats
- animals with backbones
- ability to live
- body odor
- athletes
A: ability to live

Q: Fact 1: Carbon cycles quickly between organisms and the atmosphere. Fact 2: Carbon is an essential component of all living organisms. Given the two facts above, what is essential to all living organisms? | OPTIONS:
- garbage
- Energy.
- hydration
- gifts
- food and shelter
- Chemical energy
- poison
- The atmosphere
A: The atmosphere

Q: Fact 1: Excretion is the process of removing wastes and excess water from the body. Fact 2: Excretion occurs in the feces. Given the two facts above, what removes wastes and excess water from the body? | OPTIONS:
- solutes
- vinegar
- Balance
- ice
- blood
- air
- rivers
- feces
A: feces

Q: Fact 1: Flatworms belong to the phylum Platyhelminthes. Fact 2: Flatworms are bilaterally symmetric. Given the two facts above, what is true about the phylum Platyhelminthes? | OPTIONS:
- a hemisphere is tilted away from the sun
- biological diversity
- they have bilateral symmetry
- characteristics
- Something with a head, thorax, and abdomen
- sub-units of species
- aerobic capacity
- The number of individuals
A: they have bilateral symmetry