MCQOPTIONS
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MCQOPTIONS
This section includes 29 Mcqs, each offering curated multiple-choice questions to sharpen your UPSEE knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following will not be reactive towards seliwanoff reagent? |
| A. | Maltose |
| B. | Inulin |
| C. | Fructose |
| D. | Sucrose |
| Answer» B. Inulin | |
| 2. |
Which of the following carbohydrate do not have any essential nutritional value? |
| A. | Sucrose |
| B. | Cellulose |
| C. | Dextrin |
| D. | Glycogen |
| Answer» D. Glycogen | |
| 3. |
Which sugars are present in Sucrose? |
| A. | Fructose and glucose |
| B. | Glucose and glucose |
| C. | Glucose and galatose |
| D. | Fructose and galatose |
| Answer» B. Glucose and glucose | |
| 4. |
Which of the following is true about Turanose? |
| A. | Reducing disaccharides of glucose and fructose |
| B. | Non-reducing disaccharide |
| C. | 7-methyl sugar |
| D. | a deoxy sugar |
| Answer» B. Non-reducing disaccharide | |
| 5. |
Which of the following is the examples of Epimers? |
| A. | Glucose & Galactose |
| B. | Glucose & Ribose |
| C. | Mannose & Glucose |
| D. | fructose and glucose |
| Answer» B. Glucose & Ribose | |
| 6. |
Which is the simplest carbohydrate? |
| A. | Dihydroxy acetone |
| B. | Glycerldehyde |
| C. | Glucose |
| D. | Gulose |
| Answer» C. Glucose | |
| 7. |
Majority of the monosaccharides found in the human body are of which type stereoisomer? |
| A. | L-type |
| B. | D-type |
| C. | neutral |
| D. | racemic mixture |
| Answer» C. neutral | |
| 8. |
In carbohydrates which are the main functional groups are present? |
| A. | Alcohol & Carboxyl groups |
| B. | Aldehyde & Ketone groups |
| C. | Hydroxyl groups & Hydrogen groups |
| D. | Carboxyl groups & Others |
| Answer» B. Aldehyde & Ketone groups | |
| 9. |
Which Biomolecules simply refers as “Staff of life” in the given macromolecules? |
| A. | Protein |
| B. | Lipids |
| C. | Carbohydrate |
| D. | Vitamins |
| Answer» D. Vitamins | |
| 10. |
Which of the following polysaccharide is not entirely composed of glucose subunits? |
| A. | Lactose |
| B. | Starch |
| C. | Glycogen |
| D. | Cellulose |
| Answer» B. Starch | |
| 11. |
Which type of carbohydrates lead to the formation of glycolipids and glycoproteins? |
| A. | Oligosaccharides |
| B. | Monosaccharides |
| C. | Glycogen |
| D. | Glucose |
| Answer» B. Monosaccharides | |
| 12. |
Enzyme lactase is found in ______________ |
| A. | nucleus |
| B. | ribosome |
| C. | plasma membrane |
| D. | golgi complex |
| Answer» D. golgi complex | |
| 13. |
Sucrose and lactose are _____________ |
| A. | monosaccharides |
| B. | disaccharides |
| C. | pentoses |
| D. | polyssaccharides |
| Answer» C. pentoses | |
| 14. |
Which types of bonds are found in sugars? |
| A. | amide |
| B. | acidic |
| C. | glycosidic |
| D. | non-covalent |
| Answer» D. non-covalent | |
| 15. |
Enzymes in a cell can distinguish between L and D forms of sugar. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 16. |
Which of the following conventions is used to denote the presence of carbonyl group in left/right in the chemical structure of a carbohydrate? |
| A. | Positive/ negative |
| B. | -1/ +1 |
| C. | L/ R |
| D. | L/ D |
| Answer» E. | |
| 17. |
The compounds which have same chemical reactivity but structures which are mirror images of each other are known as ____________ |
| A. | isoforms |
| B. | allotropes |
| C. | enantiomers |
| D. | isomers |
| Answer» D. isomers | |
| 18. |
Fructose is a _____________ |
| A. | aldose sugar |
| B. | ketose sugar |
| C. | monosaccharide |
| D. | polymer |
| Answer» C. monosaccharide | |
| 19. |
Heptoses are __________ |
| A. | sugars |
| B. | proteins |
| C. | amino acids |
| D. | monomers |
| Answer» B. proteins | |
| 20. |
Hydrolysis of glycoside bond involves |
| A. | breakdown of glycosidic bonds |
| B. | formation of glycosidic bonds |
| C. | formation of hydrogen bond |
| D. | formation of ionic bond |
| Answer» B. formation of glycosidic bonds | |
| 21. |
Difference in disaccharides is due to |
| A. | number of H atoms |
| B. | arrangement of atoms within |
| C. | number of C atoms |
| D. | number of O atoms |
| Answer» C. number of C atoms | |
| 22. |
Suffix used in carbohydrate naming is |
| A. | number of hydrogen atoms |
| B. | number of carbon atoms |
| C. | number of carbonyl groups |
| D. | D or L configuration |
| Answer» C. number of carbonyl groups | |
| 23. |
When 2 to 20 monosaccharidic units are linked by glycosidic bonds than they form |
| A. | polysaccharides |
| B. | monosaccharides |
| C. | oligosaccharides |
| D. | Disaccharides |
| Answer» D. Disaccharides | |
| 24. |
Simplest form of sugars are usually |
| A. | colorless |
| B. | water soluble |
| C. | crystalline |
| D. | all of above |
| Answer» E. | |
| 25. |
Glucose is a monosaccharide and is a |
| A. | hexose |
| B. | pentose |
| C. | furanose |
| D. | sucrose |
| Answer» B. pentose | |
| 26. |
Structure or shape of something is known as its |
| A. | Structure |
| B. | Morphology |
| C. | Conformation |
| D. | Shape |
| Answer» D. Shape | |
| 27. |
When mixed with iodine glycogen turns |
| A. | blue |
| B. | purple |
| C. | pink |
| D. | red |
| Answer» E. | |
| 28. |
When glucose molecules are joined by α 1-4 linkage, type of carbohydrate obtained is |
| A. | lactose |
| B. | starch |
| C. | glycogen |
| D. | Lipids |
| Answer» C. glycogen | |
| 29. |
A method of writing structural formula of carbohydrates to represent monosaccharide's cyclic structure with a simple 3D perspective is known as |
| A. | Haworth projection |
| B. | Structural formula |
| C. | Empirical formula |
| D. | Simple formula |
| Answer» B. Structural formula | |