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प्रश्न
Rewrite the following statement by selecting the correct option.
During respiration, ____________ gas is given out.
विकल्प
Oxygen
Hydrogen
Carbon dioxide
Nitrogen
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उत्तर
During respiration, Carbon dioxide gas is given out.
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संबंधित प्रश्न
Name one substance which is produced in anaerobic respiration by an organism but not in aerobic respiration.
State whether the following statement is true or false:
Fish and earthworm exchange gases during respiration in the same way.
Name the type of respiration in which the end product is:
Lactic acid
Give one example where such a respiration can occur.
Explain why, it is dangerous to inhale air containing carbon monoxide.
Draw a labelled diagram of the human respiratory system.
Choose the odd one out in the following groups of four items each:
Ethyl alcohol, Carbon dioxide, Starch, Oxygen
Choose the odd one out in the following groups of four items each:
Trachea, Ciliated epithelium, Mucous, Diffusion
Choose the odd one out in each of the following groups of four items each:
Oxyhaemoglobin, Carbaminohaemoglobin, Hypoxia, Carboxyhaemoglobin
State one function of the following:
Intercostal muscles
Answer the following question.
In the experimental set up to show that "CO2 is given out during respiration", name the substance taken in the small test tube kept in the conical flask. State its function and the consequence of its use.
Answer the following question.
How is O2 and CO2 transported in human beings?
____________ is the maximum amount of air that the lungs can hold after a maximum forceful inspiration.
Glycolysis process occurs in which part of the cell?
Name the substances whose build-up in the muscles during vigorous physical exercise may cause cramps?
How does aerobic respiration differ from anaerobic respiration?
Name the energy currency in the living organisms. When and where is it produced?
Explain the three pathways of breakdown in living organisms.
On a very cold morning, Boojho and Paheli were talking with each other as they walked down to their school. They observed that the air coming out of their mouth looked like smoke. They were amused and wondered how it happened. Help them find the answer.
Match the correct answers with the type of respiration and respiratory substances.
| Respiration | Types of Substrates |
| A. Floating respiration | I. Proteins |
| B. Cytoplasmic respiration | II. Glucose |
| C. Protoplasmic respiration | III. Carbohydrates and fats |
