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Biology - Biomolecules (B)

Practise 45 MHT-CET (PCB) previous year questions on Biomolecules (B), compiled from papers in 2026. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty MHT-CET (PCB) tests.

Biomolecules (B) has been asked in 1 of the 1 years of MHT-CET (PCB) papers analysed (2026), with 45 questions in all. 62% of them were easy, 38% moderate and 0% tough. Most of its questions came from 2026, with 45 questions that year. In 2026 it had 45 questions across 11 papers, about 4.1 per paper.

The chapter's 8 topics are not weighted equally: Enzymes (16 questions, 36%), Carbohydrates (7 questions, 16%), and Lipids (5 questions, 11%) have been asked the most.

  1. 1Match the types of biomolecules given in Column I with their examples given in Column II. Column- I Column- II A) Simple lipid I) Oleic acid26 Apr, 2026 (M)Lipids
  2. 2Match the types of biomolecules given in Column I with their types or characters given in Column II. Column- I Column- II A) Amylose I) Disa26 Apr, 2026 (M)Carbohydrates
  3. 3Complete the following equation :26 Apr, 2026 (M)Metabolism
  4. 4A disaccharide is formed when two monosaccharides react by ________ reaction.25 Apr, 2026 (M)Carbohydrates
  5. 5Friedrich Miescher isolated nucleic acid from ________ .25 Apr, 2026 (M)Nucleic Acid
  6. 6Given below are the two statements. Statements - I: According to international code of enzyme nomenclature, the first part in the name of an25 Apr, 2026 (M)Enzymes
  7. 7Various properties of water are due to ____________ between water molecules.25 Apr, 2026 (M)Chemical Nature of Protoplasm
  8. 8Water acts as thermal buffer due to25 Apr, 2026 (M)Chemical Nature of Protoplasm
  9. 9Enzymes generally get destroyed at temperature of _______ .25 Apr, 2026 (E)Enzymes
  10. 10A basic protein contains more basic amino acids such as ______.25 Apr, 2026 (E)Protein
  11. 11_________ to _________ ratio is greater than in lipids.25 Apr, 2026 (E)Chemical Nature of Protoplasm
  12. 12Which one of the following is the activator for enzyme Pyruvate Kinase?24 Apr, 2026 (M)Enzymes
  13. 13Glucosinolates protect _________ plant from pest attack.24 Apr, 2026 (M)Primary and Secondary Metabolites
  14. 14Glycogen stored in animal body is converted into glucose through _________ .24 Apr, 2026 (M)Carbohydrates
  15. 15In large proteins such as myoglobin and enzymes, peptide chains are much looped, twisted and folded back on themselves to form a tertiary st24 Apr, 2026 (E)Protein
  16. 16Glucose is phosphorylated to Glucose-6-Phosphate by the enzyme Glucokinase using a molecule of ATP. To which category of enzymes does the Gl24 Apr, 2026 (E)Enzymes
  17. 17Which of following group includes reducing sugars?23 Apr, 2026 (M)Carbohydrates
  18. 18All of the following are conjugated proteins EXCEPT23 Apr, 2026 (M)Protein
  19. 19The organic compounds that are tightly attached to the protein part of an enzyme to make them catalatically active are called --------------23 Apr, 2026 (M)Enzymes
  20. 20Match List I with List II List I (Enzyme) List II (Reaction catalyzed) (A). Alcohol dehydrogenase (I). Transfer of certain groups between tw23 Apr, 2026 (M)Enzymes
  21. 21Which amino acids are synthesized from intermediates of Krebs cycle like alpha-ketoglutarate and oxaloacetate?23 Apr, 2026 (M)Metabolism
  22. 22Which enzyme in the midgut of insect is instrumental in the release of core toxic fragments from bacterial spores ingested by it?23 Apr, 2026 (M)Enzymes
  23. 23The scientists who earned Nobel Prize in chemistry in 1989 for the discovery of Ribozymes are ---------.23 Apr, 2026 (M)Enzymes
  24. 24Which fatty acids do not contain double bond between carbon atoms?23 Apr, 2026 (E)Lipids
  25. 25A protein consisting of more basic amino acids such as ----------exists as a cation at the physiological pH of 7.4. Such proteins are called23 Apr, 2026 (E)Protein
  26. 26Which of the following statements is INCORRECT about the enzyme-substrate complex?23 Apr, 2026 (E)Enzymes
  27. 27An enzyme catalyzes a reaction at a high rate at C but becomes inactive at C. This is because23 Apr, 2026 (E)Enzymes
  28. 28Match List I with List II List I (Types of monosaccharides) List II (Examples) (A). Triose (I). Erythrose (B). Tetrose (II). Glucose (C). Pe22 Apr, 2026 (M)Carbohydrates
  29. 29Which of the following statements are correct about phospholipids? They have.... (A). hydrophilic polar groups (B). hydrophobic non-polar gr22 Apr, 2026 (M)Lipids
  30. 30Characteristic flavours and aroma of cabbage are caused due to ----------- which protects these plants from pests.22 Apr, 2026 (M)Primary and Secondary Metabolites
  31. 31Which one of the following statements is INCORRECT based on the above graph showing the rate of enzyme action?22 Apr, 2026 (M)Enzymes
  32. 32In organisms living in hot water springs, the ambient temperature ___.22 Apr, 2026 (M)Enzymes
  33. 33Match List I with List II List I (Secondary metabolites) List II (Economic importance) (A). Terpene cannabinol (I). protects cabbage from pe22 Apr, 2026 (E)Primary and Secondary Metabolites
  34. 34Which one of the following is a heteropolysaccharide?22 Apr, 2026 (E)Carbohydrates
  35. 35Lecithin is a phospholipid made up of the following ____. (A). glycerol (B). fatty acids (C). phosphate group (D). nitrogen compound Choose 22 Apr, 2026 (E)Lipids
  36. 36The pure form of water is NOT ____.22 Apr, 2026 (E)Chemical Nature of Protoplasm
  37. 37The example of unsaturated fatty acid which is found in many seed oils is21 Apr, 2026 (M)Lipids
  38. 38Identify the INCORRECT statement with respect to enzymatic activity.21 Apr, 2026 (M)Enzymes
  39. 39Identify the enzyme that is NOT an isomerase type.21 Apr, 2026 (M)Enzymes
  40. 40Which of the following statement is INCORRECT about enzyme substrate complex ?21 Apr, 2026 (M)Enzymes
  41. 41Glycogen is stored in animal's body in -------- and -------.21 Apr, 2026 (E)Carbohydrates
  42. 42Study the following type of secondary metabolite and select the correct option. i) Terpenes: Made from mevalonic acid that is composed mainl21 Apr, 2026 (E)Primary and Secondary Metabolites
  43. 43Match Column I with Column II Column I (Scientist) Column II (Discoveries) (A) Edward Buchner (I). Lock and Key hypothesis (B) Emil Fischner21 Apr, 2026 (E)Enzymes
  44. 44Which chemical element is found in high amounts in nuclein?21 Apr, 2026 (E)Nucleic Acid
  45. 45A wide variety of chemical substances extracted from plants on a commercial scale are known as21 Apr, 2026 (E)Primary and Secondary Metabolites

Frequently Asked Questions

1.How many questions are available for Biomolecules (B)?

This chapter includes 45 questions compiled from MHT-CET (PCB) papers in 2026.

2.Are these questions only from MHT-CET (PCB), or from other exams too?

These are MHT-CET (PCB) questions specifically for the Biomolecules (B) chapter. Questions from other exams like NEET or AIIMS are organised separately under their respective exam sections.

3.Is Biomolecules (B) an important chapter for MHT-CET (PCB) Biology?

Biomolecules (B) has appeared in 1 of the 1 year of MHT-CET (PCB) papers covered here, with 45 questions across 11 papers - about 4 per paper it appears in.

4.What is the difficulty level of Biomolecules (B) questions in MHT-CET (PCB)?

Of the 45 questions analysed for this chapter, 62% are easy, 38% moderate and 0% tough. 2026 had the most, with 45 questions.

5.Which topics in Biomolecules (B) should I focus on?

These topics have carried the most weightage in Biomolecules (B):

  • Enzymes - 16 questions (36%)
  • Carbohydrates - 7 questions (16%)
  • Lipids - 5 questions (11%)
6.Is Biomolecules (B)'s weightage in MHT-CET (PCB) going up or down?

Across all 11 papers analysed, Biomolecules (B) has averaged about 4.1 questions per paper. In 2026, that average has stayed about the same, at about 4.1 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.