Which activity is an example of a chemical change?
A: lighting a match

Which of these is an example of an adaptation for defense from predators?
A: baby deer's spots

Which of the following is a central role of carbon in the chemistry of living organisms?
A: Carbon can form many types of molecules with covalent bonds.

Which characteristic would be most important for a plant to have to become a pioneer plant on a recovering beach?
A:
resistant to disturbances