Table of Contents
- 1 How does a tree do photosynthesis?
- 2 What part of a tree goes through photosynthesis?
- 3 How does energy flow through the tree?
- 4 What are the steps of photosynthesis?
- 5 How are the simple sugars that are produced by photosynthesis stored as wood during tree growth?
- 6 What is produced when plants perform photosynthesis?
- 7 What part does chlorophyll play in the photosynthesis process?
How does a tree do photosynthesis?
Trees take in carbon dioxide from the air, use sunlight as energy to turn that carbon dioxide into sugars, and then uses those sugars as their food. In this process, trees also make oxygen. Photosynthesis actually occurs in the green parts of the leaf called chloroplasts.
What part of a tree goes through photosynthesis?
leaves
Trees gather light for photosynthesis through their leaves; this process creates “food” for the tree. Most of a tree trunk is dead tissue and serves only to support the weight of the tree crown. The outside layers of the tree trunk are the only living portion.
How does a tree make chlorophyll?
Trees produce chlorophyll, a green pigment that absorbs light. That light is then turned to energy that feeds the trees. During the summer growing season, trees produce chlorophyll as fast as they use it. The process continues: Trees drop their leaves to stanch the loss of water by evaporation during the winter.
How does energy flow through the tree?
Trees and other green plants are the source of energy for all animal life to live and grow. Through the process of photosynthesis plants change light energy from the sun into chemical energy that is stored in the plant as carbohydrates (sugars) as it grows.
What are the steps of photosynthesis?
The stages of photosynthesis
| Stage | Location | Events |
|---|---|---|
| Light-dependent reactions | Thylakoid membrane | Light energy is captured by chloroplasts and stored as ATP |
| Calvin cycle | Stroma | ATP is used to create sugars that the plant will use to grow and live |
What part does chlorophyll play in photosynthesis?
Chlorophyll’s job in a plant is to absorb light—usually sunlight. The energy absorbed from light is transferred to two kinds of energy-storing molecules. Through photosynthesis, the plant uses the stored energy to convert carbon dioxide (absorbed from the air) and water into glucose, a type of sugar.
How are the simple sugars that are produced by photosynthesis stored as wood during tree growth?
It is stored as starch in the network of living cell contents called the symplast. Starch is a chain of sugars linked together. Starch is considered the money, or the energy, in the tree bank. The bank is the living xylem or wood in branches, stems, trunk, and roots.
What is produced when plants perform photosynthesis?
During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. This transforms the water into oxygen and the carbon dioxide into glucose. The plant then releases the oxygen back into the air, and stores energy within the glucose molecules.
What are the steps involved in the process of photosynthesis?
The process of photosynthesis takes place in the following three steps:
- • Absorption of light energy by chlorophyll.
- • Conversion of light energy to chemical energy and splitting of water molecules into hydrogen and oxygen.
- • Reduction of carbon dioxide to carbohydrates.