Answer:
An amoeba's economic value can be found in medicine and nutrient recycling. According to Biology Reference, certain amoeba species can cause sickness and death, while others are important in maintaining healthy ecosystems because they recycle the nutrients needed by bacteria and keep the bacterium population under control.
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Heterotrophs, tertiary consumers and top carnivores.
Answer:
organisms have the amazing ability to make (produce) their own energy-rich food molecules from sunlight and simple chemicals.
Explanation:
Paratism is the practice of living as a parasite in or on another organism. Mutualism is the way two organisms of different species exist in which each individual benefits from the activity of the other.