Question

the presence of a substance called makes a leaf green fill in the blanks​

Answer 1

Answer:

The leaves of most plants are green, because the leaves are full of chemicals that are green. The most important of these chemicals is called “chlorophyll” and it allows plants to make food so they can grow using water, air and light from the sun.

Answer 2

Answer:

chlorophyll

Explanation:

Chlorophyll is the substance due to which leaves appear green in colour.