Glucose and oxygen combine to form carbon dioxide and water plus

Light is absorbed by some substances, these substances are known as

A. pigment

B. surface

C. vein

D. Salk

Photosynthesis increases the concentration of oxygen in air, which is necessary for all

A. living organism

B. fossils

C. birds only

D. animals

The chloroplast splits water molecules to release oxygen and add hydrogen to carbon atoms for the formation of

A. Glucose

B. Starch

C. water

D. sugar

The rate of photosynthesis decreases because the enzymes are denatured at

A. lower temperature

B. higher temperature

C. zero temperature

D. none of them

The tissues present in the leaf, under the upper epidermis and above the lower epidermis are known as

A. mesophyll

B. stoma

C. stalk

D. vein