Q: Where do the steps in the water cycle begin? A:
OPTIONS:
- rivers
- sky
- clouds
- the ocean
the ocean

Q: Methanogens in their gut enable what process in cows? A:
OPTIONS:
- absorption
- excretion
- regeneration
- digestion

Answer: digestion

Question: Q: Pigments are substances that absorb what? A:
OPTIONS:
- synthetic light
- artificial light
- natural light
- visible light
Answer: visible light

input with options: Q: What makes up the dense outer layer of bones? A:
OPTIONS:
- marrow
- scales
- cartilage
- compact bone
output: compact bone

Q: Q: Substances that act as both weak acids and bases are said to be what? A:

OPTIONS:
- amphiphilic
- hygroscopic
- atmospheric
- amphoteric

A: amphoteric

Q: When lava flows over a large area and cools, it creates a large, flat surface of what type of rock? A:
OPTIONS:
- tidal
- sedimentary
- metamorphic
- igneous
igneous