
Air Around US_8
Authored by Aishwaria Murthy
Biology
6th Grade
Used 2+ times

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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which gas makes up approximately 78% of the air around us?
Oxygen
Nitrogen
Carbon Dioxide
Helium
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which gas is used to keep food fresh in packages for a longer time?
Carbon Dioxide
Oxygen
Nitrogen
Water Vapor
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which gas is used as a coolant and to store blood samples in hospitals?
Nitrogen
Rare Gases
Carbon Dioxide
Oxygen
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do living things need oxygen for?
To preserve food
To breathe
To produce energy
To inhale carbon dioxide
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do fish breathe in water?
Through special organs called gills
Through their skin
They don't breathe in water
Through their mouth
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process in which plants inhale carbon dioxide and exhale oxygen?
Respiration
Photosynthesis
Evaporation
Burning
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which gas is used to create bubbles in soft drinks?
Water Vapor
Nitrogen
Oxygen
Carbon Dioxide
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