Unit Test 1 - GREEN Block 1

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1.
1 point
What is a greenhouse gas?
2.
1 point
The Montreal Protocol was a gathering of countries that decided to ban CFCs.
3.
1 point
Which of the following occurs in the Mesosphere?
4.
1 point
Why is ozone bad at ground level?
5.
1 point
Which gas is most common in the atmosphere?
6.
1 point
Which of the following is the correct order of layers of the atmosphere?
7.
1 point
The largest hole in the Ozone Layer is where?
8.
1 point
Which is a consequence of ozone being destroyed?
9.
1 point
Which produces ozone at ground level?
10.
1 point
What does photosynthesis make?
11.
1 point
Air pressure at ground level is very low.
12.
1 point
Which would you find in the Troposphere?
13.
1 point
Ozone blocks ____________.
14.
1 point
Ozone blocks UV rays by being destroyed as it absorbs UV.
15.
1 point
Before oxygen, what gas filled the atmosphere?