DENDROLOGY

TREE PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is NOT a necessary input for the process of photosynthesis?
A
CO ₂ (carbon dioxide)
B
Sunlight
C
H ₂O (water)
D
O ₂ (oxygen)
Explanation: 

Detailed explanation-1: -Photosynthesis is the process of synthesis of food by plants using carbon dioxide and water in presence of sunlight and chlorophyll. Oxygen (O2) is released during the process as a waste product. Hence, oxygen is not essential for the process of photosynthesis.

Detailed explanation-2: -Oxygen is not required for photosynthesis. Oxygen is liberated during photosynthesis. Photosynthesis is the process through which green plants manufacture food by converting solar energy into chemical energy.

Detailed explanation-3: -To perform photosynthesis, plants need three things: carbon dioxide, water, and sunlight. for photosynthesis. Carbon dioxide enters through tiny holes in a plant’s leaves, flowers, branches, stems, and roots. Plants also require water to make their food.

There is 1 question to complete.