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NEET Practice Questions (MCQs) with Answers & Solutions

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All Physics Chemistry Botany Zoology

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Glycerol and Fatty acids are the result of breaking down of Fats:

A. Fatty acids enter at the step of formation of BPGA B. Glycerol enter as acetyl CoA C. Glycerol enter as PGAL D. Fatty acids enter as Pyruvate

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Explanation

Page number-235

14.6 Amphibolic Pathway

Respiration In Plants

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The individual amino acid enter the respiratory pathway at

A. Within Krebs’ cycle B. As Pyruvate or Acetyl CoA C. As PGAL D. Both A and B

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Explanation

Page number-235

14.6 Amphibolic Pathway

Respiration In Plants

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For the synthesis of Fatty acids, which of the following substrates will be used?

A. Acetyl CoA B. PGAL C. BPGA D. Pyruvic Acid

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Explanation

Fatty acid synthesis is the creation of fatty acids from acetyl-CoA and NADPH through the action of enzymes called fatty acid synthases. Most of the acetyl-CoA which is converted into fatty acids is derived from carbohydrates via the glycolytic pathway

Page number-235

14.6 Amphibolic Pathway

Respiration In Plants

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Respiratory Quotient

A. Some Ratio B. Some amount of oxygen C. Some amount of carbon dioxide D. Cannot be one

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Explanation

Page number-236

14.7 Respiratory Quotient

Respiration In Plants

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Respiratory Quotient is

A. Volume of Carbon-dioxide evolved B. Ratio of volume of oxygen consumed to volume of Carbon-dioxide evolved C. Ratio of volume of Carbon-dioxide evolved to the volume of oxygen consumed D. Ratio of volume of oxygen evolved to volume of Carbon-dioxide consumed

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Explanation

Page number-236

14.7 Respiratory Quotient

Respiration In Plants

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The value of respiratory Quotient actually depends upon

A. The type of respiratory substrate used B. The place in which respiration is occurring C. The amount of ventilation D. Breathing surface

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Explanation

Page number-236

14.7 Respiratory Quotient

Respiration In Plants

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For the substrate Glucose, how many Oxygen are used and how many Carbon-dioxide are evolved?

A. 3,3 B. 6,3 C. 3,6 D. 6,6

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Explanation

Page number-237

14.7 Respiratory Quotient

Respiration In Plants

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How many Carbon-dioxide are evolved in respiration of two molecules of Tripalmitin?

A. 102 B. 145 C. 98 D. 6

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Explanation

Page number-237

14.7 Respiratory Quotient

Respiration In Plants

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How many Oxygen are used in the respiration of two molecules of Tripalmitin?

A. 145 B. 102 C. 98 D. 6

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Explanation

Page number-237

14.7 Respiratory Quotient

Respiration In Plants

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RQ is 0.7; it can be

A. Carbohydrate B. Protein C. Fatty Acid D. Both A and C

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Explanation

Page number-237

14.7 Respiratory Quotient

Respiration In Plants

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