In an ecological pyramid, what is the major role of the microbes? A.Decomposers B. Consumers C. Producers

Give typing answer with explanation and conclusion Which of the following would NOT be considered an ecosystem service? A. Microbes in swamps decontaminate water B. Bats and pangolins are reservoirs for COVID-19 C. Wild Hazelnut trees have genetic diversity which is not found on farms, and which can be incorporated into the cultivated population to improve disease resistance when needed D. D. Spending time in nature benefits people suffering from depression

Which answer best describes the term realized niche? A. All of the resources an organism can consume and all the habitats an organism can occupy. B. The habitat where a species actually lives and the resources it consumes when it is dealing with competition and other interactions in its community.

Organisms in an ecosystem are interdependent. Do you think humans have interdependent relationships with other organisms? Explain your response.

NAAQS may change over time because the ability of the population to resist pollutants changes over time a. the ability of polluters to develop new pollution control technologies improves over time C. both (a) and (b) none of the above

You place two species of bacteria in a 50%/50% ratio into a test tube with nutrients that favor the growth of both bacterial species. After two days the ratio is 80%/20%. Assuming that the bacteria do not attack each other, do you think this is an example of competition?

Which of the following policies would lead to a reduction in the carbon intensity term?   a. updating existing infrastructure to have energy efficient appliances   b. investing in technology that will require less energy   c. investing in building cars that are more fuel efficient   d. subsidizing large scale solar and wind farms