Question

what is the number one cause of decreasing biodiversity worldwide?
pet stores
habitat loss
energy use
oil spills

Explanation:

In the context of biodiversity, habitat loss (due to activities like deforestation, urbanization, etc.) is widely recognized as the primary cause of decreasing biodiversity worldwide. Pet stores have minimal direct impact on global biodiversity decline. Energy use has indirect effects but is not the top cause. Oil spills are localized and not the primary global cause.

Answer:

B. habitat loss