What is the best definition of vehicles of contamination.

Astudy group should stay around 3-6 people. true or false

The graph shows a trend in an ecosystem over time caused by increased pollution in the region. what can you conclude from the graph? a. there’s lower biodiversity among birds. b. there’s a higher reproductive rate among birds. c. there’s a significant decline in the number of producers. d. other types of animals were unaffected by pollution.

Match each fossil with the layer where it’ll be present based on those conditions.