CBSE Class 11 Biology Respiration In Plants Worksheet Set E

WORKSHEET

1. What are respiratory substrates? Write the most common respiratory substrate. 

2. Which are the organs for gaseous exchange in plants? 

3. Name the final electron acceptor in aerobic respiration. 

4. Mention the location of Electron Transport System in mitochondria. 

5. Explain the term “Energy Currency”. Which substance acts as energy currency in plants and animals? 

6. Different substrates get oxidized during respiration. How does Respiratory Quotient (RQ) indicate which type of substrate, i.e., carbohydrate, fat or protein is getting oxidized? 

7. Fo-F1 particles participate in the synthesis of ________________. 

8. What is meant by the statement “aerobic respiration is more efficient.”? 

9. Why is respiratory pathway referred to as an amphibolic pathway? Explain. 

10. RuBP carboxylase, PEPcase, Pyruvate dehydrogenase, ATPase, cytochrome oxidase, Hexokinase, Lactate dehydrogenase. Select/choose enzymes from the list above which are involved in

a. Photosynthesis
b. Respiration
c. Both in photosynthesis and respiration 

11. Calculate the efficiency of respiration in the living system. 

12. Explain the major steps in Kreb’s cycle. Where does this process occur in a cell?

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