Sample Questions: Biology

Learn more about the Biology exam.

The following Biology sample questions aren't used in actual CLEP exams and aren’t presented here as they will be on the test. Use them to get a sense of question format and difficulty level.


Each of the questions or incomplete statements below is followed by five suggested answers or completions. Select the one that is best in each case.


  1.  Which of the following best describes the primary function of chlorophyll in an organism?

    A. It is the primary hydrogen acceptor in glycolysis
    B. It is the storage form of starch in plants
    C. It enables transpiration in woody plants
    D. It provides nutrients to cells by circulating through the vascular tissue
    E. It absorbs light to energize electrons
  2.  Meiosis of a diploid cell results in

    A. one tetraploid cell
    B. two diploid cells only
    C. two haploid cells only
    D. four haploid cells
    E. two diploid and two haploid cells
  3. Neurotransmitters contained in vesicles enter the synapse through

    A. binary fission
    B. translocation
    C. diffusion
    D. exocytosis
    E. endocytosis


E, D, D

For more sample questions and information about the exam, download the Biology guide from the resources section below.