The document discusses the parts of plants and trees. Small plants have roots, stems, leaves, flowers containing petals and seeds. Trees have roots, trunks made of wood covered with bark, branches, and leaves. They also bear fruits containing seeds. All plants need sunlight, soil, water and air to live and grow from seeds into full plants. Plants intake nutrients through their roots and exchange gases through their leaves. Common types of plants mentioned include trees like lemon, apple, palm, and orange trees as well as flowers like daisies and sunflowers.