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Which life process converts chemical energy into heat energy?
  • a)
    Nutrition
  • b)
    Respiration
  • c)
    Excretion
  • d)
    Transpiration
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Which life process converts chemical energy into heat energy?a)Nutriti...
The answer is b.
Respiration is the life process that converts chemical energy into heat energy.
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Which life process converts chemical energy into heat energy?a)Nutriti...
Respiration: Conversion of Chemical Energy into Heat Energy

Respiration is a life process that converts chemical energy into heat energy. It is the process by which living organisms release energy from food molecules to carry out different activities like movement, growth, and reproduction. During respiration, the energy stored in food molecules is converted into ATP (adenosine triphosphate), which is the energy currency of cells. The process of respiration involves three stages:

1. Glycolysis: It is the first stage of respiration that occurs in the cytoplasm of cells. In this stage, glucose is broken down into two molecules of pyruvate. Small amounts of ATP are also produced.

2. Krebs cycle: It is the second stage of respiration that occurs in the mitochondria of cells. In this stage, pyruvate is converted into acetyl CoA, which enters the Krebs cycle. In the Krebs cycle, acetyl CoA is broken down into carbon dioxide and water. Large amounts of ATP are produced in this stage.

3. Electron transport chain: It is the third stage of respiration that occurs in the mitochondria of cells. In this stage, electrons from the Krebs cycle are passed along a series of carriers, which produces a large amount of ATP. Oxygen is the final electron acceptor, and water is produced as a byproduct.

The energy produced during respiration is not all stored in ATP molecules. Some of the energy is lost as heat energy. This heat energy is used to maintain body temperature and is also lost to the environment. The process of respiration is essential for life, as it provides energy for all cellular activities.
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Community Answer
Which life process converts chemical energy into heat energy?a)Nutriti...
I think correct answer is option b
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Which life process converts chemical energy into heat energy?a)Nutritionb)Respirationc)Excretiond)TranspirationCorrect answer is option 'A'. Can you explain this answer?
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