Answer: The steel frame to make the bike
Explanation:
it is a natural resource that cannot be replaced,
I think it is a petrified fossil but you didn't give any choices
Secondary consumer
(In detail) A secondary consumer eats the primary consumers while the primary eats the producers. Primary consumers are herbivores while secondary consumers can be omnivores and carnivores.
C the appearance of new phenotypes in the offspring
Primary succession can occur in essentially lifeless areas or regions in which the soil is incapable of sustaining life as a result of such factors as lava, sand dunes, or rocks left from a retreating glacier.
