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Oxygen is also released through the stomata. Water is obtained by the plant through the roots and delivered to the leaves through vascular plant tissue systems. Sunlight is absorbed by chlorophyll, a green pigment located in plant cell structures called chloroplasts. Chloroplasts are the sites of photosynthesis.
Plants use photosynthesis to create their own food and then use cellular respiration to turn their food into energy (ATP!). Photosynthetic cells are found mainly in the leaves of plants and each cell may have thousands of chloroplasts. QUESTIONS: 1.hloroplast Structure BIG IDEA: Plant cells and some algae contain an organelle called the chloroplast. The chloroplast allows plants to harvest energy from sunlight to carry on a process known as Photosynthesis.