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Biology A level QUIZ

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10 questions
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  • Q1
    Which organelle is NOT found in plant cells?
    Lysosome
    Nucleus, Chloroplast, RER
    30s
  • Q2
    What is the name of the chemical bond linking amino acids together?
    Hydrogen bond
    Ester bond
    Peptide bpnd
    Glycosidic bond
    30s
  • Q3
    Name the enzyme that hydrolyses triglycerides?
    Kinase
    Amylase
    Lipase
    Triglyceridase
    30s
  • Q4
    What is the site of gas exchange in insects?
    Trachae
    Tracheoles
    Alveoli
    Spiracles
    30s
  • Q5
    Which of the following is NOT a requirement of an efficient respiratory surface for gas exchange?
    A steep concentration gradient
    A large surface area
    A short diffusion pathway
    A moist surface
    30s
  • Q6
    What is the role of Cytotoxic T cells in the immune response
    Release proteins (porforins) to increase the permeability of infected cells and destroy them together with the pathogens
    activate B cells to form plasma cells
    present antigens on their outer cell membrane
    release antibodies to neutralise antigens
    30s
  • Q7
    Which of the following is an example of naturally acquired passive immunity?
    recovery following infection with a cold virus
    transfer of antibodies from mother to fetus across the placenta prior to birth
    use of a vaccine containing attenuated antigens of the pathogen
    An antivenom injection
    30s
  • Q8
    Most ATP is produced in mitochondria by aerobic respiration. Where else in the cell is some ATP made?
    Cytoplasm
    SER
    Golgi apparatus
    Nucleus
    30s
  • Q9
    Which one of the following ions is important in the transmission of nerve impulses along axons?
    Hydrogen
    Sodium
    Calcium
    Chloride
    30s
  • Q10
    Which of the following is NOT a correct description of Active Transport?
    It only involves the movement of ions.
    It involves ATP
    it involves movement against a concentration gradient
    It involves specific carrier proteins
    30s

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