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Ground Level Ozone

Test Description: Reviews some of the concepts associated with ground level ozone, including its effects on humans, animals and plants.

Instructions: Answer all questions to get your test result.

1) Ozone (O3) is

Ared color and made of smoke Bcolorless and consists of two oxygen atoms Ccolorless and consists of three oxygen atoms Dbrownish yellow and made of four oxygen atoms

2) The good ozone is located in

AStratosphere BMesopause CMesosphere DThermosphere

3) The bad ozone is located in

AMesopause BTroposphere CThermosphere DMesosphere

4) The bad ozone is commonly referred to as

ATropospheric Ozone BO3 Bad CReally bad ozone DGround level ozone

5) Plants begin to exhibit signs of ozone damage when the air concentration of ozone is greater then

A300 ppb B200 ppb C100 ppb D40 ppb

6) The EPA does not recommends any group of people limit their outdoor activities when the ozone is between these levels

A0-50 ppb B101-150 ppb C51-100 ppb D151-200 ppb

7) When the ozone level is very high, people should

Arelax outside Bavoid prolonged or heavy exertion outdoors Cexercise during the hottest part of the day Dturn off their air conditioners and open all windows

8) Most ozone damage to plants and humans occurs during which season

ASpring BFall CSummer DWinter

9) The mass of plants showing ozone damage are typically reduced by

A30 percent B20 percent C10 percent D40 percent

10) Ozone damaged plants will exhibit signs of ozone damage such as

Astippling with symptoms occurring on the upper leaf surface with the veins effected. Bstippling with symptoms occurring on the lower leaf surface and the veins remain unaffected. Cstippling with symptoms occurring on the upper leaf surface and the veins remain unaffected. Dstippling with symptoms occurring on the lower leaf surface with the veins effected.

*select an answer for all questions

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