Carbon and Nitrogen Cycle

When you see a factory, or see the word burning, which part of the carbon cycle is it?

• Plant Respiration

• Decomposition

• Photosynthesis

• Combustion

When something dies it releases _________ into the environment. These are also burned in factories.

• fossil fuels

• organic matter

• carbon

• coal

Which of the following parts of the carbon cycle uses carbon?

• Animal Respiration

• Plant Respiration

• Photosynthesis

• Ocean Exchange

Which organism can be a decomposers?

• bacteria

• plants

• viruses

• scavengers

How can animals and plants complete respiration?

• by breaking down organic matter

• by breaking down glucose

• by absorbing oxygen

• by releasing carbon

What is the key component to change nitrogen into a form that plants can use?

• Nitrogen fixing bacteria

• Animals

• Lightning

• Nitrates

What organism helps us make protein?

• Bacteria

• Fungi

• Plants

• Animals

Which of the following is not a part of the carbon cycle?

• Factories burning fossil fuels

• Plants using carbon during photosynthesis

• Animals breaking down glucose to release carbon

• Scavengers eating decaying matter