EVERYDAY SCIENCE

SCIENCE

RESPIRATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How are photosynthesis and cellular respiration related?
A
They both have water as a reactant and oxygen as a product.
B
They have the same reactants and products.
C
Photosynthesis releases oxygen and cellular respiration releases glucose.
D
The products of photosynthesis are the reactants of cellular respiration. The reactions are opposite.
Explanation: 

Detailed explanation-1: -Photosynthesis makes glucose which is used in cellular respiration for making ATP. The glucose is then transformed back into carbon dioxide, which is used in photosynthesis. It helps cells to release and store energy. It maintains the atmospheric balance of carbon dioxide and oxygen.

Detailed explanation-2: -The products and reactants for photosynthesis are reversed in cellular respiration: The reactants of photosynthesis are carbon dioxide and water, which are the products of cellular respiration. The reactants of cellular respiration are oxygen and sugar, which are the products of photosynthesis.

Detailed explanation-3: -Cellular Respiration and Photosynthesis are almost opposite processes because photosynthesis removes carbon dioxide from the atmosphere while cellular respiration puts back carbon dioxide. Cellular respiration uses oxygen and has it’s waste product of carbon dioxide (CO2).

Detailed explanation-4: -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-5: -Cellular respiration and photosynthesis depend upon each other because the reactants of cellular respiration are oxygen and glucose, and the products are water and carbon dioxide. In contrast, the reactants of the photosynthesis process are carbon dioxide and water, which are the products of cellular respiration.

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