What contains paired statements that can be used to identify organisms

Paired statements?

Organisms can be identified by a numerous procedural features, such as the morphology as the basic. Others are DNA, behavior and etc.
Taxonomy has been a helpful subdiscipline responsible for organizing and managing plants and animals into a structured hierarchy of classification.

A- a reduction in biodiversity

Ibelieve the answer is relative humidity  because it makes more sense that way. solar flares usually occur in space it doesn't affect the earth, well it could but it wont make a significant damage.  latitude is land it doesnt do anything. prevailing winds, i dont know the correct meaning for this but i doubt that affects the land so it has to be relative humidity.