PTE Academic

Photosynthesis

Bấm vào một từ để đặt vào chỗ trống kế tiếp, hoặc kéo thả vào chỗ trống. Bấm vào chỗ đã điền để lấy từ ra.

Plants make their own food through a process called photosynthesis. Inside the leaves, a green pigment known as   absorbs sunlight. The plant uses this energy to convert water and carbon dioxide into glucose, and a gas is released as a  . The glucose provides fuel for growth, while any surplus is stored as   in seeds and tubers. Water is drawn up from the soil through the  , and carbon dioxide enters the leaf through tiny pores. Without this process, most animals would lack both food and the   they need to breathe.