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Biology 1995 WAEC Past Questions

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41

An association between two organisms in which both benefit is called

  • A. parasitism
  • B. commensalism
  • C. symbiosis
  • D. Predation
  • E. competition
View Answer & Discuss (1) WAEC 1995
42
Which of the following is not an outcome of ecological succession?
  • A. There is a progressive change in species structure, organic matter and energy flow
  • B. The climax stage consists of a comparatively long lasting species composition
  • C. There is no dynamic equilibrium between the community and habitat in the climax stage
  • D. Communities occurring later in the sequence of succession are more complex
  • E. There are fewer dominant species in the late stages of succession.
View Answer & Discuss (11) WAEC 1995
43

Which of the following is not an effect of over-crowding on a population?

  • A. Death
  • B. Competition
  • C. Commensalism
  • D. Aggression
  • E. Cannibalism
View Answer & Discuss (17) WAEC 1995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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44

The diagram above represent the shape of major group of bacteria
The groups staphylococci and streptobacilli are represented by

  • A. I and II
  • B. II and IV
  • C. III and VII
  • D. IV and VII
  • E. IV and VIII
View Answer & Discuss (2) WAEC 1995
45

Prevention of erosion could best be carried out by

  • A. crop rotation and mulching
  • B. contouring of slopping ground and afforestation
  • C. grazing terracing and shifting cultivation
  • D. strip cropping and poaching
  • E. bush fallowing and crop rotation.
View Answer & Discuss (2) WAEC 1995
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