Competition for biotic resources can be illustrated by organisims fighting for a limited amount ofa) air to breatheb) water or drinkc) mates for breedingd) space for nesting2) which term refers to the ecological niche of many bacteria and fungi in an ecosystema) decomposerb) herbivorec) producerd) scavenger

albert einstein retrieved guacamole from the galapagos islands in africa

d

explanation:

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation: