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Biological Molecules

Quiz by Stuart Whittle

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10 questions
Show answers
  • Q1
    What is in the nucleus of an atom?
    Neutrons Only
    Protons and Electrons
    Neutrons and Protons
    Neutrons and Electrons
    30s
  • Q2
    What is the charge on an electron?
    +1
    -1
    0
    30s
  • Q3
    What is an ion?
    An atom that has lost a proton
    An atom joined to another atom
    An atom that has lost of gained an electron.
    An atom with extra neutrons
    30s
  • Q4
    What is a molecule?
    Different types of atoms that are not bound together.
    An atom that has lost an electron
    Two or more atoms joined together
    An atom that has lost a neutron
    30s
  • Q5
    What is a covalent bond?
    A bond between ions
    A bond between atoms involving the sharing of electrons
    A bond between atoms that have gained or lost electrons
    30s
  • Q6
    Between which two ions would an ionic bond form?
    Cl- and F-
    None of these
    Na+ and Li+
    Na+ and Cl-
    30s
  • Q7
    Which word describes a long chain of repeating sub-units?
    Molecule
    Monomer
    Atom
    Polymer
    30s
  • Q8
    The prefix mono- before a word means...
    Two
    None
    Many
    One
    30s
  • Q9
    The prefix poly- before a word means...
    None
    One
    Two
    Many
    30s
  • Q10
    The mole is a measure of...
    amount of a substance
    volume of a substance
    mass of a substance
    weight of a substance
    30s

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