Carbon Cycle fill the gaps - Please help!?

Use the following words to complete the sentences underneath. Each word may be used more than once or not at all

decomposed

carbon

organisms

bodies

respiration

atmosphere

carbon dioxide

fuels

proteins

animals

bacteria

exchanged

fats

sugars

atmospheric

biochemicals

fungi

compounds

fossil

rare

cycle

plants

1. Although relatively rare in air, atmospheric Carbon dioxide is the main source of carbon for living systems. It is taken up by ........... during photosynthesis, incorporated initially into ................ , and then converted to innumerable other ................ .

2. Dead organisms are .................... by the action of small animals and then .............. and ............... . Their respiratory activity completes the cycle by releasing ............. into the atmosphere.

Help will be much appreciated thanks so much!