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The process by which plants make their own sugar for food
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
The carbon dioxide-oxygen cycle is important to animals because it provides –
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
Which component do animals add to the atmosphere when they breathe?
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
What gas would eventually decrease if a large number of plants in a forest habitat were removed?
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
Plants are important to all animals, even animals that eat only meat, because plants provide a resource animals need for -
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
A set of events that occurs over and over again
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
When plants make their own food, they add what gas to the atmosphere?
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
Which of the following could increase the amount of oxygen in the air?
Cycle
Oxygen
Photosynthesis
breathing
a gas they take in when breathing
Oxygen
Carbon dioxide
Planting more trees
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