In a biological ecosystem, which of the following is used by organisms?
Correct answer: D. All of the above
- A. Water
- B. Sunlight
- C. Minerals
- D. All of the above
Explanation
All living organisms in an ecosystem require a combination of resources to survive and thrive. These include water for metabolic processes, sunlight as the primary energy source or producers, and minerals as essential nutrients for growth and function.
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Atmospheric pollution includes smog, acid rain, greenhouse gases, ozone depletion and the effects of carbon monoxide, sulfur oxides, nitrogen oxides and particulate matter. Water pollution covers sewage, industrial waste, eutrophication and treatment stages, while green chemistry focuses on reducing hazardous substances, waste and energy use through safer, more efficient processes.
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