Day 40 – Lesson 30 – PG NEET Biochemistry MCQs 30– Lipid

  1. The apoprotein which is associated with LCAT-1
    1. Apo A
    2. Apo C
    3. Apo B
    4. Apo E
      1. Ans( 1)
  2. Ceramide is
    1. Phospholipid + fatty acid
    2. Sphingosine+ fatty acid
    3. Phospholipid + lecithin
    4. sphingosine + sugar
      1. Ans ( 2)
  3. Essential fatty acids are all except
    1. Oleic acid
    2. Linoleic acid
    3. linolenic acid
    4. Arachidonic acid
      1. Ans (1 )
  4. Polyunsaturated fatty acids are all except
    1. palmitic acid
    2. linoleic acid
    3. linolenic acid
    4. Arachidonic acid
      1. Ans (1 )
  5. Fatty acid synthase complex is a polypeptide containing_enzyme activities
    1. 2
    2. 3
    3. 5
    4. 7
      1. Ans ( 4)
  6. Not an intermediate product in the synthesis of cholesterol
    1. lanosterol
    2. Desmosterol
    3. Mevalonate
    4. 7-dehydrocholesterol
      1. Ans ( 4)
  7. The substance which is not metabolized and excreted a such
    1. Acetone
    2. Acetoacetate
    3. Beta-hydroxybutyrate
    4. Acetyl CoA
      1. Ans ( 1)
  8. Regarding chylomicrons, the incorrect statement is
    1. Synthesized in intestinal mucosal cells
    2. Rich in triglycerides
    3. Associated with apolipoprotein Apo B-100
    4. They are low in density
      1. Ans ( 3)
  9. Lipoprotein involved in reverse cholesterol transport
    1. LDL
    2. HDL
    3. VLDL
    4. Chylomicrons
      1. Ans (2 )
  10. Anti- atherogenic apolipoprotein is
    1. Apo A-I
    2. Apo B-100
    3. Apo B-48
    4. Apo C-ll
      1. Ans ( 1)
  11. The pathway that occurs in both the cytoplasm and mitochondria is
    1. Glycogenesis
    2. Krebs cycle
    3. Cholesterol synthesis
    4. Heme synthesis
      1. Ans (4 )
  12. Regarding lipoprotein lipase true is A/E
    1. Situated in the wall of capillaries
    2. Released by injection of heparin
    3. Associated with Apo A2
    4. Hydrolyses triglycerides of chylomicrons and VLDL
      1. Ans ( 3)
  13. In prolonged starvation, in the absence of glucose, the further  for brain is
    1. Free fatty acids
    2. Ketone bodies
    3. Glucogenic amino acids
    4. Lactic acid
      1. Ans (2 )
  14. Sphingomyelins are synthesized in
    1. Plasma membrane
    2. Golgi apparatus
    3. Endoplasmic reticulum
    4. Nucleus
      1. Ans (2 )
  15. Functional deficiency of LDL- c receptors lead
    1. Elevation of LDL- c only
    2. Elevation of LDL- c total cholesterol
    3. Elevation of LDL-c & chylomicrons
    4. Elevation of LDL -c VLDL-c &chylomicrons
      1. Ans (2 )
  16. HDL is synthesized and released from
    1. Adipose tissue and liver
    2. Liver and vascular endothelium
    3. Vascular endothelium & adipose tissue
    4. Liver and intestine
      1. Ans (4 )
  17. Both mitochondria and cytosol are involved in
    1. Urea cycle
    2. Heme biosynthesis
    3. Fatty acid synthesis
    4. Gluconeogenesis
      1. Ans (3 )
  18. The maximum concentration of triacylglycerol is in
    1. LDL
    2. VLDL
    3. HDL
    4. Chylomicrons
      1. Ans (4 )
  19. Tangier’s disease is due to deficiency of
    1. LDL
    2. VLDL
    3. Chylomicrons
    4. HDL
      1. Ans ( 4)
  20. farnesyl diphosphate is used in the synthesis of A/E
    1. Ubiquitin
    2. Dolichol
    3. Cholesterol
    4. Ganglioside
      1. Ans ( )
  21. Lipoproteins seen in chylomicrons are
    1. A-I, B-48, C-11I and E
    2. B-100 ,c-I,C-11
    3. B-100,E
    4. a-1, a-11, B-100, C1
      1. Ans ( )
  22. True statement regarding lipoproteins -A/E
    1. Pre- HDL is the active form of HDL
    2. SR -B1 is involved in reverse cholesterol transport
    3. Chylomicron remnants are metabolized in the liver
    4. Lipoprotein lipase is synthesized in the liver.
      1. Ans ( )
  23. Niemann pick’s disease occurs due the of
    1. B- Glucosidase
    2. Sphingomyelinase
    3. Galactosylceramidase
    4. Arylsulfatase
      1. Ans (2)
  24. Biochemical changes in alcoholism -A/E
    1. Hypoglycemia
    2. Lactic acidosis
    3. Ketolysis
    4. Fatty liver
      1. Ans (3 )
  25. Regarding HDL cholesterol, true is
    1. Also called as b-lipoprotein
    2. Synthesized in blood
    3. Carries cholesterol to the tissue
    4. Has highest electrophoretic mobility
      1. Ans (4 )

 

 

 

 

 

 

 

 

 

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