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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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2636
A vaccine is introduced into a person‘s body to
  • A. destroy all disease-causing organisms in the body
  • B. stimulate the body to produce antibodies
  • C. enhance the production of red blood cells
  • D. isolate disease-causing pathogens from the blood.
View Answer & Discuss (1) WAEC 2008
2637
Which of the following activities constitutes biological control?
  • A. A small bony fish transported on the back of a shark
  • B. Adding manure to crops in a garden
  • C. Tilapia feeding on the larvae and pupae of mosquito
  • D. A vulture feeding on the carcass of a goat
View Answer & Discuss (3) WAEC 2008
2638
Many diseases caused by bacteria can be treated and cured by using
  • A. antiseptics
  • B. antibiotics
  • C. antigens
  • D. antibodies
View Answer & Discuss WAEC 2008
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2639
To avoid over fishing in a lake, the following measures may be helpful except
  • A. limiting fishing periods
  • B. regulating the size of nets
  • C. fishing throughout the year
  • D. fish breeding exercise
View Answer & Discuss WAEC 2008
2640
Conservation may be promote by
  • A. encouraging tree planting
  • B. systematic deforestation
  • C. overgrazing of pastures
  • D. unabated bush timing
View Answer & Discuss WAEC 2008
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