Given a scientific question, generate a correct answer to it.

[EX Q]: What living things are considered photoautotrophs because they use sunlight and carbon from carbon dioxide to synthesize chemical energy in the form of carbohydrates?
[EX A]: plants

[EX Q]: What bodily defense can be acquired in an active or passive way, and can be natural or artificial?
[EX A]: immunity

[EX Q]: What kind of bees are most adult bees in a hive?
[EX A]:
worker bees