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Biology Chapter 1, 2 & 3

45 Questions
Biology Quizzes & Trivia
Questions and Answers
  • 1. 
    Organic compounds contain
    • A. 

      Carbon and usually other elements

    • B. 

      Many kinds of elements except carbon

    • C. 

      Only carbon

    • D. 

      Only carbon and hydrogen

  • 2. 
    The number of covalent bonds a carbon atom can form with other atoms is
    • A. 

      1

    • B. 

      2

    • C. 

      4

    • D. 

      8

  • 3. 
    A covalent bond formed when two atoms share two pairs of electrons is called a
    • A. 

      Single bond

    • B. 

      Double bond

    • C. 

      Triple bond

    • D. 

      Quadruple bond

  • 4. 
    The breakdown of a polymer involves
    • A. 

      Hydrolisis

    • B. 

      A condensation reaction

    • C. 

      The breaking of hydrogen bonds

    • D. 

      The breaking of ionic bonds

  • 5. 
    ATP releases energy when
    • A. 

      It undergoes a condensation reaction

    • B. 

      A hydroxyl group is added to it

    • C. 

      A phosphate group is added to it

    • D. 

      A phosphate group is removed from it

  • 6. 
    Glycogen, starch, and cellulose are
    • A. 

      Monosaccharides

    • B. 

      Disaccharides

    • C. 

      Polysaccharides

    • D. 

      Simple sugars

  • 7. 
    The different shapes and funtions of different proteins are determined by
    • A. 

      The R groups of the amino acids they contain

    • B. 

      The amino groups of the amino acids they contain

    • C. 

      The carboxyl groups of the amino acids they contain

    • D. 

      Whether or not they contain any amino acids

  • 8. 
    Most enxymes
    • A. 

      Are changed by the reactions the catalyze

    • B. 

      Increase the activation energy of the reactions they catalyze

    • C. 

      Strengthen the chemical bonds in their substrate

    • D. 

      Are sensitive to changes in temperature of pH

  • 9. 
    The large numbers of carbon hydrogen bonds in lipids
    • A. 

      Make lipids polar

    • B. 

      Store more energy than the carbon oxygen bonds in other organic compounds

    • C. 

      Allow lipids to dissolve in water

    • D. 

      Are found in the carboxyl group at the end of the lipid

  • 10. 
    The most important function of nucleic acids is
    • A. 

      Catalyzing chemical reactions

    • B. 

      Forming a barrier between the inside and outside of a cell

    • C. 

      Storing energy

    • D. 

      Storing information related to heredity and protein synthesis

  • 11. 
    The atomic number of carbon is 6. Therefore, the number of protons in a carbon atom equals
    • A. 

      3

    • B. 

      6

    • C. 

      7

    • D. 

      12

  • 12. 
    One of the kinds of particles found in the nucleus of an atom is the
    • A. 

      Proton

    • B. 

      Electron

    • C. 

      Ion

    • D. 

      Boron

  • 13. 
    The maximum number of electrons that can be held in the orbitals in an atom's second energy level is
    • A. 

      2

    • B. 

      4

    • C. 

      6

    • D. 

      8

  • 14. 
    Of the following elements, the one that is most likely to form ionic bonds is
    • A. 

      Hydrogen

    • B. 

      Carbon

    • C. 

      Sodium

    • D. 

      Oxygen

  • 15. 
    An example of a compound is
    • A. 

      Water

    • B. 

      Hydrogen gas

    • C. 

      Oxygen gas

    • D. 

      Chloride ion

  • 16. 
    The state of matter in which particles move most rapidly is
    • A. 

      Liquid

    • B. 

      Gas

    • C. 

      Solid

    • D. 

      Heat

  • 17. 
    Every chemical reaction involves a
    • A. 

      Change in the state of the matter in the reactants

    • B. 

      Net release of energy

    • C. 

      Transfer of energy

    • D. 

      Transfer of electrons between atoms

  • 18. 
    Enzymes
    • A. 

      Increase the amount of energy released in a reaction

    • B. 

      Decrease the amount of energy released in a reaction

    • C. 

      Catalyze only redox reactions

    • D. 

      Reduce the activation energy needed for a reaction

  • 19. 
    In chemical reactions, the number of each kind of atom in the reactants is
    • A. 

      The same as in the products

    • B. 

      Less than in the products

    • C. 

      More than in the products

    • D. 

      B or c, depending on the kind of chemical reactions

  • 20. 
    Redox reactions
    • A. 

      Involve either reduction of oxidation, but not both

    • B. 

      Involve the transfer of electrons between atoms

    • C. 

      Do not occur in living things

    • D. 

      Always involve oxygen

  • 21. 
    The concentration of a solution is the mesaurement of the amount of 
    • A. 

      Acid dissolved in a fixed amount of a base

    • B. 

      Solvent dissolved in a fixed amount of the solution

    • C. 

      Solute dissolved in a fixed amount of the solution

    • D. 

      Solvent dissolved in a fixed amount of the solute

  • 22. 
    When water dissociates, it forms
    • A. 

      H+ ions and H2O

    • B. 

      H+ ions and OH- ions

    • C. 

      H+ ions and H3O+ ions

    • D. 

      OH+ ions and H3O- ions

  • 23. 
    An acid is a solution with more
    • A. 

      Hydronium ions than hydroxide ions

    • B. 

      Hydroxide ions than hydronium ions

    • C. 

      Sodium ions than hydroxide ions

    • D. 

      Hydroxide ions than sodium ions

  • 24. 
    An example of a base is
    • A. 

      Pure water

    • B. 

      Vinegar

    • C. 

      Ammonia

    • D. 

      Urine

  • 25. 
    A solution with a pH above 7 is
    • A. 

      Logarithmic

    • B. 

      Neutral

    • C. 

      Acidic

    • D. 

      Alkaline

  • 26. 
    Biology is the study of
    • A. 

      Animals

    • B. 

      Plants and animals

    • C. 

      All living things

    • D. 

      Energy transfer

  • 27. 
    A short segment of DNA that contains instructions for the development of a single trait of an organism is known as a
    • A. 

      DNA loop

    • B. 

      Gene

    • C. 

      Library

    • D. 

      Membrane

  • 28. 
    As the cells in a multicellular organism multiply, they become specialized for different functions in a process called
    • A. 

      Sexual reproduction

    • B. 

      Descent with modification

    • C. 

      Photosynthesis

    • D. 

      Cell differentiation

  • 29. 
    Homeostasis refers to the
    • A. 

      Organization of cellular structures

    • B. 

      Stable level of internal conditions in organisms

    • C. 

      Organized structure of crystals

    • D. 

      Destruction of tropical rain forests

  • 30. 
    Photosynthesis is part of a plant's
    • A. 

      Metabolism

    • B. 

      Homeostasis

    • C. 

      Development

    • D. 

      Response to stimuli

  • 31. 
    A tree of life explains
    • A. 

      How organisms are relayed to each other

    • B. 

      How organisms differ from each other

    • C. 

      The lineages of various organisms

    • D. 

      All of the above

  • 32. 
    Which of the following is not and important unifying theme in biology?
    • A. 

      The diversity and unity of life

    • B. 

      The relationship between organisms and society

    • C. 

      The interdependence of living organisms

    • D. 

      The evolution of life

  • 33. 
    An example of a domain is
    • A. 

      Animalia

    • B. 

      Protista

    • C. 

      Fungi

    • D. 

      Eukarya

  • 34. 
    A trait that improves and individual's ability to survive and reproduce is a(n)
    • A. 

      Mutation

    • B. 

      Natural selection

    • C. 

      Adaptation

    • D. 

      Domain

  • 35. 
    Which of the following statements is true?
    • A. 

      Destruction of rain forests has no effect on living things

    • B. 

      Destruction of rain forests increases the rate of evolution of rainforest organisms

    • C. 

      Humans have had no impact on the world's environment

    • D. 

      Humans have had a large impact on the world's environment

  • 36. 
    A field biologist who studies the behavior of birds in a rain forest most likely collects data through
    • A. 

      Experimenting

    • B. 

      Modeling

    • C. 

      Observing

    • D. 

      Inferring

  • 37. 
    Constructing a graph is an example of
    • A. 

      Measuring

    • B. 

      Organizing data

    • C. 

      Obersving

    • D. 

      Predicting

  • 38. 
    Of the following steps in a scientific investigation, the last to be done is usually
    • A. 

      Experimenting

    • B. 

      Observing

    • C. 

      Producing a model

    • D. 

      Hypothesizing

  • 39. 
    A statement that exaplains observations and can be tested is called
    • A. 

      A hypothesis

    • B. 

      An inference

    • C. 

      A theory

    • D. 

      A model

  • 40. 
    A visual, verbal, or mathematical explanation that is supported by data is called
    • A. 

      A hypothesis

    • B. 

      An inference

    • C. 

      A theory

    • D. 

      A model

  • 41. 
    The ability of a microscope to show details clearly is called
    • A. 

      Enlargement

    • B. 

      Magnification

    • C. 

      Reduction

    • D. 

      Resolution

  • 42. 
    One limitation of the scanning electron microscope is that is cannot be used to
    • A. 

      Examine specimens smaller than cells

    • B. 

      View living specimens

    • C. 

      Produce an enlarged image of a specimen

    • D. 

      Produce an image of the surface of a specimen

  • 43. 
    A microscope with a 10X ocular lens and a 25X objective lens has a total power of magnification equal to
    • A. 

      2.5x

    • B. 

      35x

    • C. 

      250x

    • D. 

      2500x

  • 44. 
    The SI bade unit for time is the
    • A. 

      Second

    • B. 

      Minute

    • C. 

      Hour

    • D. 

      Day

  • 45. 
    The SI prefix that represents 1, 000 times the base unit is
    • A. 

      Deci

    • B. 

      Centi

    • C. 

      Kilo

    • D. 

      Micro

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