Fatty Acid Synthesis and Eicosanoids
- Previous year questions on Fatty Acid Synthesis and Eicosanoids for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Biochemistry section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 8 live questions in Fatty Acid Synthesis and Eicosanoids.
- 1 of 8 questions carries a verified exam year: 2018.
- Biochemistry is worth about 16 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 19 Aug 2026.
Q1.Insulin causes lipogenesis by all Except
- AIncreasing acetyl coA carboxylase activity
- BIncreases the transport of glucose in to the cell
- CInhibits Pyruvate Dehydrogenase Complex✓ Correct answer
- DDecreases intracellular cAMP level
Q2.ratelimiting enzyme in fatty acid synthesis ?
- Aacetyl co a carboxylase✓ Correct answer
- Bacyl co synthase
- Cmalonyl co a reductase
- Dcholesterol acyl transferase
Q3.Active metabolite form in synthesis of fatty acid is:-
- AAcetyl CoA
- BMalonyl CoA✓ Correct answer
- CStearate
- DPalmitate
Q4.Which of the following enzyme is not a component of fatty acid synthase complex?
- AAcetyl Co-A carboxylase✓ Correct answer
- BKetoacyl synthase
- CEnoyl reductase
- DAcetoacetyl
Q5.The hepatocyte is compartmentalized to carry out specific functions. In which subcellular compartment does fatty acid synthesis occur
- ACytoplasm✓ Correct answer
- BMitochondria
- CNucleus
- DEndosomes
Q6.Which of the following is known as suicidal enzyme?
- ALipoxygenase
- BCyclooxygenase✓ Correct answer
- CThromboxane synthatase
- D5' nucleotidase
Q7.Acetyl Co-A acts as a substrate for all the enzymes except:
- AHMG-CoA synthase
- BMalic enzyme✓ Correct answer
- CMalonyl CoA synthetase
- DFatty acid synthetase
Q8.Prostaglandins are synthesized from:
- ARNA template
- BRough endoplasmic reticulum
- CPolyunsaturated fatty acids✓ Correct answer
- DNone of the above
Answer key
Q1: C. Inhibits Pyruvate Dehydrogenase Complex; Q2: A. acetyl co a carboxylase; Q3: B. Malonyl CoA; Q4: A. Acetyl Co-A carboxylase; Q5: A. Cytoplasm; Q6: B. Cyclooxygenase; Q7: B. Malic enzyme; Q8: C. Polyunsaturated fatty acids.
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