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प्रश्न
If a person is feeling dizzy, glucose or fruit juice is given immediately but not a cheese sandwich Explain.
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उत्तर
Glucose or fruit juice is absorbed easily through the alimentary canal. In the cells, glucose is oxidised and energy is released immediately. A cheese sandwich provides energy after digestion and absorption which takes a long time.
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संबंधित प्रश्न
What are respiratory substrates?
Name the most common respiratory substrate.
Differentiate between Respiration and Combustion.
Glycolysis is a process ___________.
One same common function is performed by?
Do the plants respire all day and all night or only at night?
Name the following:
Energy currency of cell.
Name the following:
Oxidative breakdown of carbohydrates to release energy.
Name the following:
An organism which respires throughout life anaerobically.
Why is it usually difficult to demonstrate respiration in green plants?
How is tilling of the soil useful for the crops growing in it?
Fill in the blank :
_________ are the openings found on older stems.
Fill in the blank :
Glycolysis occurs in the _______of the cells.
Fill in the blank:
_____________ is a respiratory substrate
How do the following structures help in respiration in plants?
Lenticels _____________
How do the following structures help in respiration in plants?
Stomata _____________
How do the following structures help in respiration in plants?
Root hairs ____________
The following two chemical reactions are supposed to indicate a certain process occurring in the green plants under two different conditions:
(a) C6H12O6 + 6O2 → 6CO2 + _______ + 38 ATP
(b) C6H12O6 → ________ + 2 CO2 + 2 ATP
(i) Fill in the blank in each reaction.
(ii) Name the process represented by the two reactions.
(iii) What are the conditions under which the two reactions (a) and (b) are occurring respectively?
What do you understand by respiration?
Name the following:
The process of living beings which is concerned with the release of energy for use in the body.
Observe the figure carefully and answer the following questions.
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A food stall owner was preparing dough for making bhaturas. He added a pinch of yeast and sugar to the dough and left it in a warm place. After few hours, the dough had risen. There was a sour smell too.
Why did the dough smell sour?
A food stall owner was preparing dough for making bhaturas. He added a pinch of yeast and sugar to the dough and left it in a warm place. After few hours, the dough had risen. There was a sour smell too.
Why was sugar added to the dough?
A food stall owner was preparing dough for making bhaturas. He added a pinch of yeast and sugar to the dough and left it in a warm place. After few hours, the dough had risen. There was a sour smell too.
What would have happened if the dough was kept in the refrigerator, soon after it was prepared?
Explain the term “Energy Currency”. Which substance acts as energy currency in plants and animals?
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It is known that red muscle fibres in animals can work for longer periods of time continuously. How is this possible?
How does a tree trunk exchange gases with the environment although it lacks stomata?
