DENDROLOGY

TREE PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How does matter move through these systems (photosynthesis and respiration)
A
Matter changes form as it moves
B
Matter is recycled as the atoms are rearranged in to different molecules
C
Matter starts as Sunlight and moves to ATP
D
The amount of matter decreases as it moves through the system
Explanation: 

Detailed explanation-1: -Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by-products and ATP is energy that is transformed from the process.

Detailed explanation-2: -Photosynthesis transforms light energy into chemical energy stored in glucose, and cellular respiration releases the energy from glucose to build ATP, which does the work of life. Moreover, photosynthesis reactants CO2 and H2O are products of cellular respiration.

Detailed explanation-3: -Energy enters an ecosystem when producers carry out photosynthesis, capturing energy from the sun and storing it as chemical potential energy. During this process, matter from the environment (in the form of C O X 2 CO2 COX2 and H X 2 O H2O HX2O) is taken in and rearranged into organic molecules (sugars).

Detailed explanation-4: -Energy is not recycled in ecosystems and each ecosystem requires a continuous input of energy to sustain it. There is some energy transformed at each level of the food chain or food web in an ecosystem. In an ecosystem, energy is frequently transformed from one form to another.

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