Photosynthesis

Front

What is the main source of energy for all life on Earth?

Back

The sun.

Front

What gas do plants take in from the air for photosynthesis?

Back

Carbon dioxide.

Front

What do producers use the carbon dioxide made by humans for?

Back

Producers use carbon dioxide to produce oxygen through photosynthesis.

Front

Which of the following is not a key ingredient for photosynthesis: sunlight, water, oxygen, or carbon dioxide?

Back

Oxygen.

Front

What are the three key ingredients needed for photosynthesis?

Back

Sunlight, water, and carbon dioxide.

Front

What process do plants use to convert sunlight into energy?

Back

Photosynthesis.

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs sunlight, which is essential for photosynthesis.

Front

What is the chemical equation for photosynthesis?

Back

6CO2 + 6H2O + light energy -> C6H12O6 + 6O2.

Front

What is produced as a byproduct of photosynthesis?

Back

Oxygen.

Front

How do plants contribute to the carbon cycle?

Back

Plants absorb carbon dioxide during photosynthesis and release oxygen.