Biology 2017 Past Questions | WAEC

Study the following Biology past questions and answers for JAMBWAEC  and NECO. Get prepared with official past questions and answers for upcoming examinations.

31. The natural dwelling place of an organism is called its

  • A. ecological niche
  • B. habitat
  • C. population
  • D. environment

32. Which of the following ecological factors will result in food shortage?

  • A. Drought
  • B. Low rate of reproduction
  • C. Emigration
  • D. Topography

33. Soil permeability refers to 

  • A. how easily water passes through the soil
  • B. the proportion of air in the soil
  • C. the proportion of water the soil holds
  • D. how well water rises up the soil

34. Which of the following groups of organisms do not have members that can be called autotrophs?

  • A. Protists
  • B. Mosses
  • C. Chlorophyta
  • D. Fungi

35 Which of the following pyramids gives the most accurate picture of the relationships between at the various trophic levels in a food chain? A pyramid of

  • A. numbers
  • B. energy
  • C. biomass
  • D. size

36. Which of the following statements is not associated with pyramids of energy?

  • A. Efficiency of energy transfer between trophic levels can be studied
  • B. Comparisons of pyramids for different ecosystems can be made
  • C. More accurate comparisons of trophic levels
  • D. Representation of numbers of organisms at different trophic levels

37.  Which of the following materials is not easily biodegradable?

  • A. Polythene bag
  • B. Cotton bag
  • C. Hides and Skin bag
  • D. Paper bag

38. Which of the following pairs of organisms is in a mutualistic relationship?

  • A. Hydra and Sea anemone
  • B. Hermit crab and Sea anemone
  • C. Dodder plant and Cocoa plant
  • D. Mistletoe and Kolanut

39. The establishment of game reserves and parks is a method of

  • A. conserving natural resources
  • B. cultivating game
  • C. controlling pollution
  • D. cultural awareness

40 Which of the following practices is not used in conserving water?

  • A. Afforestation
  • B. Damming
  • C. Deforestation
  • D. Reforestation
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