Statements (23)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:biogeochemical_cycle
                                        
                                         | 
                            
| gptkbp:component | 
                                    
                                        
                                            gptkb:Earth's_atmosphere
                                        
                                         gptkb:Earth's_biosphere gptkb:Earth's_hydrosphere Earth's lithosphere  | 
                            
| gptkbp:connectsTo | 
                                    
                                        
                                            gptkb:nitrogen_cycle
                                        
                                         water cycle carbon cycle  | 
                            
| gptkbp:involves | 
                                    
                                        
                                            
                                            oxygen
                                        
                                        
                                         photosynthesis decomposition respiration oxidation ozone formation weathering of rocks  | 
                            
| gptkbp:maintainedBy | 
                                    
                                        
                                            
                                            oxygen balance
                                        
                                        
                                         | 
                            
| gptkbp:requires | 
                                    
                                        
                                            
                                            life on Earth
                                        
                                        
                                         | 
                            
| gptkbp:studiedIn | 
                                    
                                        
                                            
                                            ecology
                                        
                                        
                                         environmental science  | 
                            
| gptkbp:supports | 
                                    
                                        
                                            
                                            aerobic life
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:The_Biosphere
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            6
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            oxygen cycle
                                        
                                        
                                         |