A small bowl of yogurt with blueberries and granola on top. Probiotics are not necessary for human health, according to Mayo Clinic nutritionist Katherine Zeratsky. Nevertheless, they might possess many health benefits. Although research is limited, some studies suggest that probiotics may help prevent or treat a number of conditions and improve overall health and wellness. Probiotics are found in food sources as well as dietary supplements.
Predation is when one organism eats another organism to obtain nutrients. The organism that is eaten is called the prey. Examples of predation are owls that eat mice, and lions that eat gazelles. Competition is when individuals or populations compete for the same resource, and can occur within or between species.redation is when one organism eats another organism to obtain nutrients. The organism that is eaten is called the prey. Examples of predation are owls that eat mice, and lions that eat gazelles. Competition is when individuals or populations compete for the same resource, and can occur within or between species.
Mutualism-both species benefit from the relationship. Commensalism-one member of the association benefits and the other is neither helped or harmed. Parasitism-one organ â¦ ism lives on or inside another organism and harms it.22 people found this useful. 1  6 Amazing Fish Facts Fish are amazing creatures.es; mutualism, commensalism, and parasitism. Mutualism is when both organism benifit, commensalism is when one organism is benifitted and the other is unaffected while parasi â¦ tism is when one organism benifits and the other is harmed.