Unit 2 (OSA/NSA) Flashcards
1
Q
train plants and animals to be useful to people.
A
domesticate
2
Q
an extra supply of something.
A
surplus
3
Q
people training to do one particular type of work. (to focus on one skill)
A
specialization
4
Q
the exchange of goods. (good for a good, service (for a good)
A
trade