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          Plants and Animals

          zebra. Wikimedia Commons (Lukas Kaffer, GFDL)
          mushroom. Wikimedia Commons (MichaelMaggs, CC)

          The surface of the earth is covered with plants and animals, and we cover many of them in this category. Starting with plants, we explore agriculture and horticulture. Agriculture is the science of producing plants and livestock from the natural resources of the earth. This usually happens on a large scale. Horticulture usually means small-scale gardening and cultivating fruits, vegetables, flower ... Read more

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