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NEET Respiration in Plants Questions – MCQs test 03
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Question 1 |
All enzymes of TCA cycle are located in the mitochondrial matrix except one which is located in inner mitochondrial membranes in eukaryotes and in cytosol in prokaryotes. This enzyme is [CBSE AIPMT 2007]
isocitrate dehydrogenase | |
malate dehydrogenase | |
succinate dehydrogenase | |
lactate dehydrogenase |
Question 2 |
Aerobic respiratory pathway is appropriately termed [CBSE AIPMT 2009]
catabolic | |
parabolic | |
amphibolic | |
anabolic |
Question 3 |
During which stage, in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP [CBSE AIPMT 2005]
glycolysis | |
Krebs’ cycle | |
conversion of pyruvic acid to acetyl Co-A | |
electron transport chain |
Question 4 |
Maximum amount of energy/ATP is liberated on oxidation of [CBSE AIPMT 1994]
fats | |
proteins | |
starch | |
vitamins |
Question 5 |
Life without air would be [CBSE AIPMT 1993]
reductional | |
free from oxidative damage | |
impossible | |
anaerobic |
Question 6 |
Krebs’ cycle occurs in [CBSE AIPMT 1996]
mitochondria | |
cytoplasm | |
chloroplast | |
ribosomes |
Question 7 |
Which of the following is essential for conversion of pyruvic acid into acetyl Co-A? [CBSE AIPMT 1995]
LAA | |
NAD+ | |
TPP | |
All of these |
Question 8 |
Which of the following is the key intermediate compound linking glycolysis to the Krebs’ cycle? [CBSE AIPMT 1997]
Malic acid | |
Acetyl CoA | |
NADH | |
ATP |
Question 9 |
Match the following and choose the correct option from those given below. [NCERT]
Options
| Column I | Column II |
| A. Molecular oxygen | i. α – Ketoglutaric acid |
| B. Electron acceptor | ii. hydrogen acceptor |
| C. Pyruvate dehydrogenase | iii. cytochrome C |
| D. Decarboxylation | iv. acetyl Co A |
A-ii, B-iii, C-iv, D-i | |
A-iii, B-iv, C-ii, D-i | |
A-ii, B-i, C-iii, D-iv | |
A-iv, B-iii, C-i, D-ii |
Question 10 |
Electron Transport System (ETS) is located in mitochondrial [NCERT]
Outer membrane | |
Inter membrane space | |
Inner membrane | |
Matrix |
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