The mating of california condors in zoos is an example of
captive breeding
habitat removal
mandated preservation
habitat preservation
@cas_fangirl_14

Ithink the answer is either a , c or d

Answer is b)eutrophication occurs when excess nutrients are present in aquatic ecosystems, resulting in the increased production of plant life and the subsequent decrease in the oxygen levels of the watereutrophication occurs when there are excess nutrients in a body of water. this results in plants having more food and reproducing  more, sometimes leading to more aquatic animal life as well. ultimately, this can reduce the oxygen level in the ecosystem.