Question

question 38: the interactions between communities and their physical environments form an _. a) organism b) population c) ecosystem d) biosphere question 39: in a community, multiple _ interact in a shared environment. a) biomes b) ecosystems c) populations d) biospheres

Explanation:

• For Question 38, an ecosystem is defined as the interactions between communities and their physical environments. An organism is a single - living entity, a population is a group of the same species, and the biosphere is the global sum of all ecosystems.
• For Question 39, in a community, multiple populations of different species interact in a shared environment. Biomes are large regions with distinct climates and characteristic plant and animal communities, ecosystems are the interactions of communities and environment, and biospheres are global.

Answer:

Question 38: C. ecosystem
Question 39: C. populations