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2281

The detection of vibro cholera in public drinking water is a sign of

  • A. clean water
  • B. outbreak of disease
  • C. water pollution.
  • D. decayed organisms in the water
View Answer & Discuss WAEC 2012
2282

Which of the following factors would be least likely to act as a density dependent limiting factor in a population of
mice?

  • A. Buildup of waste products
  • B. Predation
  • C. Parasitism
  • D. Unfavourable climate
View Answer & Discuss (6) WAEC 2012
2283
The primary cause of species endangerment is
  • A. disappearing habitats
  • B. increase in temperatures
  • C. acid rain
  • D. exposure to hazardous wastes
View Answer & Discuss WAEC 2012
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2284
The following pairs of traits are examples of continuous and discontinuous variations respectively except
  • A. eye Colour and body weight,
  • B. height and blood group
  • C. skin colour and fingerprints
  • D. bodyweight and tongue rolling.
View Answer & Discuss (8) WAEC 2012
2285
Which of the following statements is true about the ABO blood group system?
  • A. Antigens are located on the surface of white blood cells
  • B. Antibodies are located in the blood plasma
  • C. Antibodies are located on the surface of red blood cells
  • D. Antigens are located in the blood plasma
View Answer & Discuss (4) WAEC 2012
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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