Question

what is the upper part of leaf greener than the lower part​

Answer 1

The upper part of the plant is more green because of the presence of more chlorophyll.

Explanation:

• Chloroplast is the site in the plant where the process of photosynthesis takes place.

• Chloroplasts contains the pigment, chlorophyll, which gives the leaves its green colour and also traps the sunlight for the leaves.

• As the function of the chlorophyll is to trap sunlight, hence it is present more in the upper area of the leaf to trap more sunlight.

• So, the upper part of the plant appears more green because it contains more amount of chlorophyll.

Answer 2

Answer:

because of the more presence of more chlorophyll