Uses of plants

Science 3

1. Uses of plants

2. Sources of oxygen Photosynthesis or the process of making food in plants requires the use of water, carbon dioxide, and sunlight. As the process is done they produces food and oxygen. The food is stores within the plants while the oxygen is released into the air, that will be used by animals and humans. Thus, plants plays an important and major role in the production of oxygen that will be needed by the animals and humans. Oxygen sustain life of living things.

3. Sources of food Plants provide food for the people and animals. Consumable plants are grouped into: fruits, vegetables, root crops, cereals, and seeds. Fruit Vegetable Root crop Cereal Seed atis broccoli cassava corn bean banana cabbage gabi oats munggo guava malunggay kamote rice patani kalamansi pechay ube wheat mango saluyot

4. Animal shelters Plants provide homes to many animals. Trees are one of the excellent habitats of animals because of their strong trunks that can support the weight of a number of animals that sit and move around the tree branches. Leaves of plants protect them from strong rains and winds.

5. Monkeys, tarsiers, pandas, raccoons, and squirrels live in trees Birds use tree branches for nesting and perching, woodpeckers builds nest in tree trunks Honeybees build honeycombs on the branches of trees

6. Sources of materials Trunks turned into lumbers (wood that is produced from cut trees). Lumbers is used for constructing houses and other structures, and also used in making furniture and paper products Building Materials

7. Sources of materials Plant fibers are fine threadlike materials that come from the stems, leaves, seeds or fruits of some plants is used in making clothes (some of what we wear) Ex: leaves of pineapple plant used to make barong Tagalog Clothing Materials

8. Sources of materials Medicinal plants like ginger, guava, lagundi , and oregano plants used to treat certain problems or conditions. Root of ginger – use to soothe sore throats and relieve heavy coughing guava leaves– used to remedy diarrhea, nosebleed, and toothache Materials for Medicines and R elated Products

9. Lagundi leaves – used to treat cough and relieve pain from wounds Oregano leaves – remedy throats sore from coughing

10. Plants used to produce essential oils used in making different fragrances for perfumes. Ex : ilang-ilang , rose, and sampaguita plants

11. Sources of fuel Plant buried for thousand years are converted into coal (fuel used in generators to produce electricity) Twigs and trunks are cut into smaller pieces are used for cooking food. Small logs used in stone ovens for baking bread Smaller piece of wood made into charcoal used for roasting fish and meat.

12. Pollution, flood, and erosion control Plants contribute toward keeping the environment clean and in reducing air pollution because they filter dust and other air pollutants, Roots of the plants absorb water from the soil, thus, helping to prevent soil erosion ad floods.