Test Prep Questions


Regents Prep: Living Environment
Multiple-Choice Questions
  Question 1 of 4   DNA
Which chromosome pair below best illustrates the gene-chromosome theory?

   1.  1

   2.  2

   3.  3

   4.  4

  Question 2 of 4   DNA
Which nitrogenous bases make up DNA nucleotides?


   1.  adenine, thymine, guanine, and cytosine

   2.  adenine, uracil, guanine and cytosine

   3.  adenine, thymine, uracil, and cytosine

   4.  adenine, thymine, guanine, and uracil

  Question 3 of 4   Instrumentation
Of the following, which instrument is most commonly used to observe the external features of a grasshopper's abdomen?

   1.  ultracentrifuge

   2.  microdissection instrument

   3.  dissecting microscope

   4.  electron microscope


  Question 4 of 4   Instrumentation
To study the structure of phloem and xylem tissue, a student could prepare and observe sections using a(n)

   1.  microscope

   2.  centrifuge

   3.  incubator

   4.  triple beam balance



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