The primary producers in freshwater and salt water ecosystems are heterotrophs. true or false

Acompany produces items in small batches. the machinery needs to warm up before the items can be produced. the scatterplot shows the time needed to produce batches of different numbers of items. based on the line of best fit, which of these statements is true?

Asap will mark geography final plz ! what are the benefits of international aid? (give me the right evidence )

Which of the following is the main purpose of using an anchored network of booms which funnel debris to a collection area?