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Mader Biology Ch 1&2

Quiz by Dieterle 2

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12 questions
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  • Q1
    Which if these in NOT a property of all living organisms?
    responding to environment
    organization
    acquiring materials for energy
    care for their offspring
    30s
  • Q2
    The color, temperature, and foul odor of the flowers of the titan arum are examples of
    adaptations
    organizations
    homeostasis
    obtaining materials
    30s
  • Q3
    Energy is brought into ecosystems by which of the following?
    all of these
    fungi and other decomposers
    organisms that photosynthesize such as plants
    cows and other organisms that graze on grass
    30s
  • Q4
    Which of the following statements is a hypothesis?
    My cat gained weight, therefore ,she is eating more food.
    I will feed my cat more food.
    will increasing my cat's food increase her weight?
    Increasing my cat's food consumption will result in a 25% weight increase.
    30s
  • Q5
    After formulating a hypothesis, a scientists ..
    tests the hypothesis
    decides how to best avoid having a control
    proves the hypothesis true or false
    formulates a scientific theory
    30s
  • Q6
    Which of the following are agents of natural selection?
    predation by another species
    competition between individuals for food, water, and habitat
    changes in environment
    all of these
    30s
  • Q7
    Which subatomic particle is the smallest and contributes almost no weight to an atom?
    proton
    hydron
    neutron
    electron
    30s
  • Q8
    The atomic number tells you
    the number of neutrons in an atom
    the mass of the atom
    how many protons an atom has
    all of these
    30s
  • Q9
    Isotopes differ in their ..
    number of neutrons
    number of electrons
    atomic number
    number of protons
    30s
  • Q10
    When an atom gains electrons it becomes
    neutrally charged
    heavier in atomic mass
    positively charged
    negatively charged
    30s
  • Q11
    Rainwater has a pH of 5.6; therefore rainwater is ...
    neutral
    an acid
    a buffer
    a base
    30s
  • Q12
    Which type of bond results from sharing electrons between atoms?
    hydrogen bonds
    covalent bonds
    ionic bonds
    metallic bonds
    30s

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