DENDROLOGY

TREE PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is NOT needed for a plant to survive and do photosynthesis?
A
sunlight
B
water
C
pesticides
D
carbon dioxide
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. Q.

Detailed explanation-2: -Sunlight provides energy to the plant while water and carbon dioxide provide all the important nutrients required by the plant for food preparation. Oil is not required by the plant in food prepration.

Detailed explanation-3: -Carbon dioxide, water, and light are the ingredients plants need in order to make their food to grow. Carbon dioxide is a gas that we humans breathe out.

There is 1 question to complete.