Answer:
A thin layer of gas called ozone high up in the atmosphere filters out these dangerous rays. The atmosphere also helps to sustain life of Earth. It provides oxygen for humans and animals to breathe, and carbon dioxide for plants.
Explanation:
Relic Boundary is the correct answer :)
Answer:
3 and 4
Explanation:
Why?
4 has no value nor distance record such as km, m, miles, etc.
This is the same as 3.
Answer:
d. herbicide-resistant soybeans
Explanation: