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Human food is food which is fit for human consumption, and which humans willingly eat. Food is a basic necessity of life, and humans typically seek food out as an instinctual response to hunger ; however, not all things that are edible constitute as human food.
Plants provide the greater part of the food for people and their domestic animals: much of civilisation came into being through agriculture. While many plants have been used for food, a small number of staple crops including wheat, rice, and maize provide most of the food in the world today.
Human nutrition deals with the provision of essential nutrients in food that are necessary to support human life and good health. [1] Poor nutrition is a chronic problem often linked to poverty, food security , or a poor understanding of nutritional requirements. [ 2 ]
Other foods eaten by humans include nuts, seeds, fruits, and vegetables. Access to domesticated animals as well as vegetable oils has caused a significant increase in human intake of fats and oils. Humans have developed advanced methods of food processing that prevent contamination of pathogenic microorganisms and simplify the production of ...
one that provides healthy food to meet current food needs while maintaining healthy ecosystems that can also provide food for generations to come with minimal negative impact to the environment. A sustainable food system also encourages local production and distribution infrastructures and makes nutritious food available, accessible, and ...
Image credits: midunda #3. Honey. Let's follow these highly territorial murder flies to their stronghold and eat their vomit. _Molotovsky reply: That's easy, watch a bear.
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Bacteria provide a source of food for protozoa, [32] who in turn provide a source of food for other organisms such as small invertebrates. [33] Other organisms that feed on bacteria include nematodes, fan worms, shellfish and a species of snail.