Search SchoolNGR

Saturday, 14 November 2026
Register . Login

Biology Past Questions and Answers

Waec Biology Questions

Question 1506:
The following organisms are pests of plants except
  • A Birds
  • B Nematodes
  • C Bacteria
  • D Rodents
View Answer & Explanation
Question 1507:
The absence of alimentary canal in the parasitic flatworm can be attributed to the fact that
  • A Its body does not feed
  • B It has no enzymes
  • C Its body absorbs digested food
  • D It has suckers on the scolex
View Answer & Explanation
Question 1508:
Which of the following human activities would help prevent endangered species from extinction?
  • A Uncontrolled killing of species
  • B Regular clearing of the forest vegetation
  • C Temporary maintenance of species in zoological gardens
  • D Regular irrigation of their natural habitats
View Answer & Explanation
Question 1509:
Which of the following statements is not a reason for conserving wildlife?
  • A Attraction of tourists into the country
  • B Serving as a source of food
  • C Serving as a source of income
  • D Increasing the amount of rainfall
View Answer & Explanation
Question 1510:
In genetics, linkages refer to the linking of genes of the
  • A Same chromosomes
  • B Different chromosomes
  • C Same nucleus
  • D Different nuclei
View Answer & Explanation