Anything that has mass and takes up space is

Photosynthesis, respiration, and decomposition are part of the

Free nitrogen cannot be used by organisms.

Plants take in fixed nitrogen from the air.

The process of changing free nitrogen into the usable form is called

Decomposers break down dead plants and animals that have nitrogen in them.

The Earth's atmosphere is made of 78%

The part of the water cycle when clouds are created is

The breaking down of dead organisms is called

The part of the water cycle that uses the sun's heat is

Teachers: Create FREE classroom games with your questions Click for more info!
©2007-2024 Review Game Zone | About | Privacy | Contact | Terms | Site Map