JAMB - Biology (2010 - No. 45)
Use the diagram above to answer this question.During photosynthesis, the arrow labeled ll represents the?
escape of mineral salts
absorption of energy from the sun
release of carbon (IV) oxide
release of oxygen as a by-product
Forklaring
During photosynthesis, water is absorbed by the roots of the plant and transported upwards through the xylem to the leaves. In the leaves, water is used in the photosynthetic process to produce glucose and oxygen. From the options, option D is correct because oxygen is produced as by-product.