test paper vs worksheet

test paper

noun
  • a paper submitted by a student for academic examination 

  • An instrument admitted as a standard or comparison of handwriting in those jurisdictions in which comparison of hands is permitted as a mode of proving handwriting. 

  • a small piece of paper impregnated with a chemical indicator for making qualitative tests 

worksheet

noun
  • A sheet of paper or computerized document on which problems are worked out or solved and answers recorded. 

verb
  • To teach or assess by means of worksheets. 

How often have the words test paper and worksheet occurred in a corpus of books? (source: Google Ngram Viewer )