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TNPSC Zoology Study Materials Pdf Free Download

General Science
1. The A, B, O blood group were discovered by
 
  • A. Charles Darwin
  • B. Gregor mendel
  • C. Watson
  • D. Karl Landsteiner
 
2. Systollic blood pressure of man is
 
  • A. 40 mm Hg
  • B. 80 mm Hg
  • C. 120 mm Hg
  • D. 1200 mm Hg
 
3. The phenomenon where animals undergo dormancy to escape from excessive heat is
 
  • A. diapause
  • B. aestivation
  • C. cyclomorphosis
  • D. hibernation
 
4. The body of the eathworm is divided into a number of
 
  • A. pores
  • B. scales
  • C. squares
  • D. segments