5 Questions
Which gas is the most plentiful in the atmosphere?
Nitrogen
What gas do humans and animals take from the air as they breathe?
Oxygen
What gas do green plants use to make their food and release oxygen?
Carbon dioxide
What gas is essential for plants to survive, but they cannot take it directly from the air?
Nitrogen
What gases are found in lesser quantities in the atmosphere?
Carbon dioxide and ozone
Study Notes
Atmospheric Gases
- Nitrogen is the most plentiful gas in the atmosphere.
Respiration and Photosynthesis
- Oxygen is the gas that humans and animals take from the air as they breathe.
- Carbon dioxide is the gas that green plants use to make their food and release oxygen.
Plant Survival
- Water is the gas essential for plants to survive, but they cannot take it directly from the air.
Atmospheric Composition
- Gases found in lesser quantities in the atmosphere include others beyond nitrogen, oxygen, and carbon dioxide.
Test your knowledge about the gases in Earth's atmosphere and their significance for plants with this quiz! Learn about the most abundant gases, their roles, and how they impact the environment. Challenge yourself and expand your understanding of the air we breathe!
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