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Which of the following metabolites is commonly produced during the breakdown of fats, carbohydrates, and proteins?

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Important Questions on Respiration in Plants

MEDIUM
Which statement is wrong for Krebs' cycle?
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The process of transfer of electrons from glucose to molecular oxygen in bacteria and mitochondria is known as
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Name the terminal acceptor of electrons in the mitochondrial electron transport chain.
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Pyruvate dehydrogenase activity during aerobic respiration requires:-
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The number of net ATP molecules produced from 1 glucose molecule during glycolysis is:
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The number of substrate-level phosphorylation in one turn of citric acid cycle is:
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Glycolysis is the breakdown of glucose to pyruvic acid. How many molecules of pyruvic acid are formed from one molecule of glucose?
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In the oxidative decarboxylation reaction of citric acid cycle, following products are observed when α -ketoglutaric acid is oxidized.
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Which of the following biomolecules is common to respiration mediated breakdown of fats, carbohydrates, and proteins?
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Which of the following is a 6-carbon compound?
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Assertion (A): Respiratory pathway is amphibolic pathway.
Reason (R): Respiratory pathway is involved in both anabolism and catabolism.
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During Citric Acid cycle, the various organic acid undergo decarboxylation. Which of the following organic acids of the above cycle have $4 \mathrm{C}, 5 \mathrm{C}$ and $6 \mathrm{C}$ respectively?
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Conversion of glucose to glucose-6-phosphate, the first irreversible reaction of glycolysis, is catalyzed by:
HARD

Arrange the following in the order of their occurrence in the glycolytic pathway.

I. Triose bisphosphate Triose phosphate

II. Fructose-6-phosphate  Fructose 1,6-bisphosphate

III. Phosphoenolpyruvate  Pyruvic acid

IV. 2-Phosphoglycerate Phosphoenolpyruvate

V. Glucose-6-phosphate Fructose-6-phosphate

VI. Triose phosphate 2-Phosphoglycerate

The correct sequence is:

MEDIUM

Arrange the given reactions occur in electron transport in correct sequence.

I) Oxygen Removes H2 from ETS Receives electrons form ETS.

II) Ubiquinone Oxidized from ubiquinol Receives reduced equivalents from FADH2.

III Cyt C oxidase Reduced by cytochrome C Electron donor for O2 to release H2O.

IV) Cytochrome C Mobile carrier Transfer e- from cyt b to cyt c oxidase.

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In the TCA cycle, conversion of Succinyl - CoA to succinic acid is catalysed by
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The number of electrons required to reduce one molecule of oxygen to water during mitochondrial oxidation is:
HARD

For the Amphibolic pathway, choose the correct option of true assertions from the given assertions. 

(I) Lipid enters the first stage of the respiratory pathway.

(II) The conversion of carbohydrates into glucose, before their entry into respiration is not compulsory.

(III) Protein enters into the respiratory pathway in the form of Pyruvic acid.

(IV) Oxidation and formation of lipid and protein, these two events take place.

MEDIUM
Choose the correct statements regarding entry of substrates into respiratory pathway.
A) The amino acids will be formed by protease activity on proteins.
B) Carbohydrates will be converted into glucose for entry.
C) Amino acids will enter as pyruvate or acetyl COA.
D) Fatty acids will be entered as PGAL.