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प्रश्न
The following diagram refers to an apparatus which is used to demonstrate a physiological process:
Define the biological process shown in the experiment.
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उत्तर
The catabolic process of releasing energy from simple sugars for carrying out life processes is called respiration.
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संबंधित प्रश्न
Do the plants respire all day and all night or only at night?
Name the following:
Energy currency of cell.
Fill in the blank:
_____________ is a chemical which absorbs oxygen of the air.
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?
Observe the figure carefully and answer the following questions.
- In which jar, will the amount of CO2 be the highest and why?
- In which jar, will the amount of CO2 be the lowest and why?
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?
Respiration requires O2. How did the first cells on the earth manage to survive in an atmosphere that lacked O2?
How does a tree trunk exchange gases with the environment although it lacks stomata?
