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Biology 2012 WAEC Past Questions

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36
Which of the following food substances will have
little or no calorific value?
  • A. Proteins
  • B. Carbohydrates
  • C. Lipids
  • D. Water
View Answer & Discuss WAEC 2012
37
A space containing a group of interactive organisms
is called
  • A. community
  • B. habitat
  • C. ecosystem
  • D. population
View Answer & Discuss (3) WAEC 2012
38
The area around the earth where life activities go on is referred to as
  • A. biosphere
  • B. lithosphere
  • C. habitat
  • D. ecosystem
View Answer & Discuss (1) WAEC 2012
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39
The following are abiotic components of the ecosystem except
  • A. bacteria
  • B. topography
  • C. water
  • D. wind
View Answer & Discuss (3) WAEC 2012
40
Which of the following instruments would be most appropriate in comparing the air pressure at different places in the habitat?
  • A. Hygrometer
  • B. Barometer
  • C. Photometer
  • D. Air pressure disc
View Answer & Discuss (1) WAEC 2012
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