Which factor is the byproduct of photosynthesis?

• water

• oxygen

• sunlight

• carbon dioxide

Some plants are considered autotrophs because

• they can make their own food.

• They cannot make their own food.

These factors are needed by plants in order for them to perform photosynthesis except

• oxygen

• water

• sunlight

• carbon dioxide

The food produced by the plant for itself is called _____.

Algae and Cyanobacteria are examples of

• Heterotrophs

• Autotrophs

• primary consumers

• secondary consumers

When living organisms produce their own food, they are called ____.

Plants and trees are important because they have a role in the biogeochemical cycles.

• Agree

• Disagree

• Not sure

• I don't know

What will be absorbed by the plant roots needed for photosynthesis?

Plants are important because

• Plants provide oxygen needed by animals and people

• Plants produce food for themselves and the consumers in the food web.

• Plants provide shelter for animals.

• All of the above

What is the process used by plants to convert light energy into chemical energy

• Growth

• Seed germination

• Cellular Respiration

• Photosynthesis