Fact 1: Alight bulb is used for seeing in the dark. Fact 2: Just as darkness is the absence of light. Given the two facts above, what are used for seeing in the absence of light?

OPTIONS:
- light bulbs
- cactuses
- satellites
- microscope
- photons
- bushes
- energy
- focusing a lens

Answer: light bulbs

Fact 1: Annelids have the amazing capacity to regrow segments that break off. Fact 2: Annelids include earthworms and leeches. Given the two facts above, what do earthworms do when a segment breaks off?

OPTIONS:
- Dies
- Regrows it
- Reproduces
- Sediment
- root growth
- migrate
- Stops growing
- roots

Answer: Regrows it

Fact 1: Scales are used for protection by scaled animals. Fact 2: Fish are backboned aquatic animals. Given the two facts above, what are used for protection by fish?

OPTIONS:
- scales
- fins
- streams.
- coral
- gills
- Collagen
- mussels
- whiskers

Answer: scales

Fact 1: Skin is used for breathing air by frogs. Fact 2: For example, the frog is covered with skin that is porous to air. Given the two facts above, frogs breathe through their skin, which is what?

OPTIONS:
- poured
- filtered
- fibrous
- warm
- unique
- evolving
- porous
- fermented

Answer:
porous