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3106
Which of the following explains the term pyramid of numbers?
  • A. the number of organisms in a trophic level
  • B. the relationship between plants in different trophic levels
  • C. the number of saprophytes and parasites in a habitat
  • D. the number of predators in a habitat
  • E. progressive decrease in the number of individuals from lower to higher trophic level
View Answer & Discuss (3) WAEC 1992
3107
In which of the following processes is carbondioxide not given out?
  • A. respiration in plants
  • B. decay of organism
  • C. burning of organic matter
  • D. burning of fuels
  • E. during photosynthesis
View Answer & Discuss (7) WAEC 1992
3108

Which of the following is not an adaptation of plants or animals to desert environment?

  • A. Well developed tap root system
  • B. small leaves with thick epidermis
  • C. Stems with spike-like leaves
  • D. Metabolic waste in the form of uric acid in some animals
  • E. Broad leaves for storage
View Answer & Discuss (3) WAEC 1992
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3109
Which of the following is not an adaptation of plants or animals to desert environment?
  • A. Well developed tap root system
  • B. Small leaves with thick epidermis
  • C. Stems with spike-like leaves
  • D. Metabolic waste in the form of uric acid in some animals
  • E. broad leaves for storage
View Answer & Discuss WAEC 1992
3110
A climax community is characterised by
  • A. a stable composition of plant and animal species
  • B. rapid changes in the composition of species
  • C. constant changes in appearance of the habitat
  • D. different species occurring at different times
  • E. gradual change in animal population
View Answer & Discuss WAEC 1992
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