Problem:OPTIONS:
- spawning
- budding
- external
- internal

Q: What type of fertilization do most reptiles have? A:
****
A: internal

Problem:OPTIONS:
- molecules
- carbons
- acids
- nutrients

Q: What are substances that the body needs for energy, building materials, and control of body processes? A:
****
A: nutrients

Problem:OPTIONS:
- by texture
- by shape
- by smell
- by color

Q: How does litmus paper indicate the ph value of a solution? A:
****
A: by color

Problem:OPTIONS:
- Water
- fuel
- heating
- energy

Q: What do ecosystems require constant inputs of? A:
****
A:
energy