Answer:
False
Explanation:
In the troposphere, near the Earth's surface, human activities lead to ozone concentrations several times higher than the natural background level. Too much of this ground-level ozone is 'bad' as it is harmful to breathe and also damages vegetation.
The stratosphere or “good” ozone layer extends upward from about 6 to 30 miles and protects life on Earth from the sun's harmful ultraviolet (UV) rays.
Answer:
it is only used to view a dead specimen
Sunlight is the original source of almost all energy in most ecosystem.
Answer:
The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom
Explanation:
You are correct i did this before hope this helps
