Answer:
(Not wanting to spend or use something)
Explanation:
Like someone or something really cheap, not wanting to use something in a way that it is a waste.
A man's car broke down, he didn't want to spend any money repairing it so he did it himself.
Or could just mean being careful with your resources.
1. T
3. Molecules
I hope this helps, sorry didn't know 2
1. climate change (C)
2. use more nonrenewable resources (A)
3.by polluting near by streams with pesticides and herbicides (B)
I think. They will die if they do not find another source, depending what it is.