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(1) The Number of species that are known???

  • A. 1.7-1.81 million
  • B. 1.7-1.8 billion
  • C. 1.7-1.8 million
  • D. 1.75-1.8 million
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(c) 1.7-1.8 million

(2) Binomial Nomenclature was given by??

  • A. Carolus Linnaeus
  • B. Ernst Mayr
  • C. R.H Whittakar
  • D. M.W Beijerinck
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(a) Carolus Linnaeus

(3) Cells were first discovered by??

  • A. Anton van Leeuwenhoek
  • B. Robert Brown
  • C. Robert Hooke
  • D. Rudolf Virchow
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(c) Robert Hooke

(4) Cell Theory was given by ??

  • A. Schleiden & schwan
  • B. Anton van Leeuwenhoek
  • C. Rudolf Virchow
  • D. Aristotle
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(a) Schleiden & schwan
Explanation - Schleiden and Schwann together formulated the cell theory. This theory however, did not explain as to how new cells were formed.

(5) The Largest isolated single cell is:?

  • A. Human egg
  • B. Nerve cell
  • C. Amoeba
  • D. Ostrich egg
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(d) Ostrich egg

(6) The Nucleous was first discovered by Robert Brown in:?

  • A. 1756
  • B. 1998
  • C. 1831
  • D. 1835

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