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Higher Human Biology Revision

This revision quiz covers topics such as protein classification, enzyme properties, DNA structure, and cellular respiration. Test your knowledge and prepare for your biology exam!

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Higher Human Biology Revision

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  1. Higher Human Biology Revision UNIT 1

  2. Question 1 • Two classes of proteins are fibrous protein and conjugated protein. What is the third class? • A. Globulating Protein • B. Transferrin Protein • C. Globular Protein

  3. Question 2 • Keratin, collagen, actin and myosin all belong to which class of protein? • A. Fibrous Protein • B. Congugated Protein • C. Globular Protein

  4. Question 3 • An example of a conjugated protein would be • A. Insulin • B. Antibodies • C. Mucus

  5. Question 4 • What part of an enzyme is destroyed at high temperature • A. the active site • B. the optimum site • C. the specific site

  6. Question 5 • The name of the enzyme that is involved in the breakdown of hydrogen peroxide is • A. Manganese oxide • B. Catalase • C. Amylase

  7. Question 6 • A competitive inhibitor is one which • A. attaches itself to the active site of an enzyme and blocks it • B. attaches itself to another part of the enzyme away from the active site • C. attaches itself to the substrate and prevents it joining with the enzyme

  8. Question 7 • An example of a non-competitive inhibitor would be • A. Sugar • B. Cyanide • C. Nitrogen

  9. Question 8 • Many co-enzymes contain which substance as the main part of their molecular structure? • A. Fat • B. Water • C. Vitamins

  10. Question 9 • Trypsin and enteropeptidase are examples of • A. co- factors • B. co- enzymes • C. enzyme activators

  11. Question 10 • The three parts that make up a DNA nucleotide are • A. Base, deoxyribose sugar, guanine • B. Phosphate, ribose sugar, base • C. Deoxyribose sugar, base, phosphate

  12. Question 11 • The types of bonds that are present in DNA are • A. Hydrogen and peptide bonds • B. Hydrogen and chemical bonds • C. Chemical and peptide bonds

  13. Question 12 • RNA is different from DNA in that it • A. contains ribose, thymine and is single stranded • B. contains ribose, is single stranded and contains uracil • C. contains ribose, uracil and is double stranded

  14. Question 13 • The process of transcription involves • A. the synthesis of a m-RNA from a t-RNA • B. the synthesis of a t-RNA from a m-RNA • C. the synthesis of a m-RNA from a DNA

  15. Question 14 • The process of translation takes place at • A. a ribosome • B. a golgi body • C. a nucleus

  16. Question 15 • The three bases that are found in a t-RNA strand are • A. Codons • B. Anti-codons • C. Antibodies

  17. Question 16 • The molecule attached to an anticodon is an • A. ribosome • B. polypeptide • C. amino acid

  18. Question 17 • The cell structure that is responsible for packaging and processing a protein ready for secretion is • A. Endoplasmic reticulum • B. Golgi apparatus • C. Vesicles

  19. Question 18 • Adenosine joined to 3 inorganic phosphates is the make up of • A. ATP • B. ADP • C. ADH

  20. Question 19 • The first stage of respiration is • A. Krebs Cycle and occurs in the matrix of the mitochondria • B. Glycolysis and occurs in the matrix of the mitochondria • C. Glycolysis and occurs in the cytoplasm

  21. Question 20 • The number of ATP molecules needed to start the process of glycolysis off is • A. 4 ATPs • B. 2 ATPs • C.36ATPs

  22. Question 21 • The Krebs Cycle occurs • A. in the matrix of the mitochondria and breaks down citric acid in a series of enzyme-controlled reactions. • B. in the cristae of the mitochondria and builds up citric acid. • C. in the cytoplasm and breaks down citric acid in a series of enzyme-controlled reactions.

  23. Question 22 • The total number of ATPs made from the complete breakdown of glucose during aerobic respiration is • A. 36 ATPs • B. 38ATPs • C. 2 ATPs

  24. Question 23 • The final product/s of anaerobic respiration in animal cells is/are • A. Lactic Acid • B. Lactic Acid and Ethanol • C. Lactic Acid and Carbon Dioxide

  25. Question 24 • Maltose and Glucose sugar can be described respectively as a • A. Monosaccharide and disaccharide • B. Polysaccharide and disaccharide • C. Disaccharide and Monosaccharide

  26. Question 25 • The colour that iodine turns in the presence of glycogen is • A. Blue-black • B. Brick red • C. Purple-red

  27. Question 26 • A phospholipid is made up of • A. three fatty acids and a glycerol • B. two fatty acids, a glycerol and a phosphate • C. three fatty acids, a glycerol and a phosphate

  28. Question 27 • Cholesterol, bile and sex hormones are all examples of • A. Phospholipids • B. Triglycerides • C. Steroids

  29. Question 28 • The stores of fat around the kidneys and on the palms of the hands are known as • A. Fat pads • B. Fat deposits • C. Fat bits

  30. Question 29 • The process of breakdown of excess amino acids • A. Occurs in the kidneys and is known as deamination • B. Occurs in the liver and is known as acid hydrolysis • C. Occurs in the liver and is known as deamination

  31. Question 30 • During the first few minutes of marathon running an athlete will • A. Use glucose then glycogen and fatty acids over the next half hour • B. Use glycogen then glucose and fatty acids over the next half hour • C. Use fatty acids then glucose and fatty acids over the next half hour

  32. Question 31 • The two molecules that make up the cell membrane and can be represented by the fluid mosaic model are • A. Protein and phospholipid • B. Protein and steroid • C. Protein and triglyceride

  33. Question 32 • Diffusion and osmosis are described as • A. Passive processes • B. Active processes • C. Inactive processes

  34. Question 33 • Active transport requires energy to pass materials from • A. A low to high concentration, against a concentration gradient • B. A high to low concentration, against a concentration gradient • C. A low to high concentration, down a concentration gradient

  35. Question 34 • The process of phagocytosis can be described as • A. Exocytosis • B. Ectocytosis • C. Endocytosis

  36. Question 35 • The type of immunity that is described as inborn and unchanging is • A. Acquired Immunity • B. Passive Immunity • C. Innate Immunity

  37. Question 36 • The production of antibodies by the B-lymphocytes is described as • A. a humoral response • B. a cell-mediated response • C. a quick response

  38. Question 37 • Lymphocytes known as T-lymphocytes are produced in • A. the bone marrow • B. the liver • C. the thymus

  39. Question 38 • A mother passing antibodies to a baby through breast milk is an example of • A. Active natural immunity • B. Active acquired immunity • C. Passive natural immunity

  40. Question 39 • During an allergic reaction, the name of the substance produced by the body which results in nasal congestion, runny nose and blocked airways is • A. Anti-histamine • B. Histamine • C. Dopamine

  41. Question 40 • People with blood group AB have • A. anti A and anti B antibodies • B. neither anti A nor anti B antibodies • C. Anti A antibodies

  42. Question 41 • People with the blood group A can receive blood from groups • A. B and O • B. A, B, AB • C. A and O

  43. Question 42 • The order in which virus replication occurs is • A. Attachment, DNA replication, protein synthesis, assembly of the protein coat, lysis of the host cell • B. DNA replication, assembly of the protein coat, protein synthesis, attachment, lysis of the host cell • C. DNA replication. protein synthesis, attachment, assembly of the protein coat,lysis of the host cell

  44. Question 43 • A virus that has been rendered harmless by chemical or heat treatment is described as • A. Weakened • B. Retrovirus • C. Attenuated

  45. Question 44 • Each species has a unique number of chromosomes present in the nucleus of each of its cells. This is known as • A. Homologous pairs • B. Chromosome compliment • C. Autosomal number

  46. Question 45 • Following Meiosis • A. 2 diploid gametes are produced • B. 4 diploid gametes are produced • C. 4 haploid gametes are produced

  47. Question 46 • For DNA replication to occur • A. enzymes, ATP, nucleotides and an RNA strand is needed • B. enzymes, ATP, nucleotides and a DNA strand is needed • C. RNA nucleotides, DNA polymerase, ATP and a DNA strand is needed

  48. Question 47 • The points where crossing over occurs during meiosis are called • A. Chiasma • B. Crossover points • C. Equators

  49. Question 48 • During meiosis new combinations of alleles arise by • A. Crossing over • B. Independent Assortment • C. Crossing over and Independent Assortment

  50. Question 49 • In a monohybrid cross, the F2 ratio is usually • A. 9:1 • B. 2:1 • C. 3:1

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