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- 1. Multiple Choice
Sometimes you may have felt suffocation, why do you think so.
Water Pollution
Your lungs are broken
Air Pollution
Oxygen Pollution
- 2. Multiple Choice
What are the tiny mouths that lets the exchange in gasses
Mouth
Nose
Hydrilla
Stomata
- 3. Multiple Choice
Which of these can plants not absorb directly from the atmosphere.
oxygen
nitrogen
carbon dioxide
all of these
- 4. Multiple Choice
How many types of pollution are there?
2
4
5
6
- 5. Multiple Choice
What gas supports burning?
oxygen
nitrogen
helium
argon
- 6. Multiple Choice
How do plants get nitrogen from the air?
they do not
from their leaves
from their stomata
from their roots
- 7. Multiple Choice
What is the atmosphere
a thick blanket of air
a thin blanket of air
a mixture of gases
blanket
- 8. Multiple Choice
What causes acid rain
nitrogen oxide
sulfur dioxide
hydrogen
helium
- 9. Multiple Choice
What does this diagram refer to?
air occupies space
because of a thick blanket of air
air has weight
air exerts pressure
- 10. Multiple Choice
Are there any parts of the human body that get oxygen directly from the air and not from the blood?
lungs
eyes
mouth
ear
- 11. Multiple ChoiceWhat are gases in the air called that are found in very small amounts?invisibletraceparticleatmospheric
- Answer choicesTagsAnswer choicesTags