Consider the two statements:
I: ATP is used as the energy currency of the cell.
II: ATP molecule has two high energy bonds.
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. I is incorrect but II is correct
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Energy released by oxidation in respiration:
1. can use only carbohydrates as respiratory substrate
2. is all released free into the cell
3. is all released in a single step
4. cannot be used directly

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Plants can get along without respiratory organs. The reasons for this will include all the following except:
1. Each plant part takes care of its own gas-exchange needs. 
2. Plants present great demands for gas exchange. 
3. The distance that gases must diffuse even in large, bulky plants is not great. 
4. Each living cell in a plant is located quite close to the surface of the plant. 
Subtopic:  Introduction |
 79%
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Which of the following have the capability and enzymatic machinery to achieve partial oxidation of glucose without the help of oxygen?
1. All living organisms
2. All prokaryotes only
3. Only obligate anaerobes and all prokaryotes
4. Only facultative and obligate anaerobes

Subtopic:  Introduction |
 66%
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Consider the two statements:

Statement I: Inside a cell, the glucose molecule is oxidised not in one step but in several small steps.
Statement II: Some steps will be just large enough such that energy liberated can be coupled to ATP synthesis.
 
1. Both Statement I and Statement II are correct and Statement II explains Statement I
2. Both Statement I and Statement II are correct but Statement II does not explain Statement I
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct
Subtopic:  Introduction |
 57%
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