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Monday, 13 April 2026
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Biology Past Questions and Answers

Jamb Biology Questions

Question 36:
Two organisms of different species, living in close association but not dependent on each other are referred to as
  • A Parasites
  • B Commensals
  • C Symbionts
  • D Autotrophs
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Question 37:
Which of the following instruments is NOT used in measuring abiotic factors in any habitat?
  • A Microscopic
  • B Thermometer
  • C Hygrometer
  • D Wind vane
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Question 38:
Plants adapted for life in salty marsh are called
  • A Hydrophytes
  • B Xerophytes
  • C Halophytes
  • D Epiphytes
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Question 39:
Which group of plants would be the first colonizers in an ecological succession changing rocks to soil?
  • A Mosses
  • B Ferns
  • C Lichens
  • D Grasses
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Question 40:
Soil fertility can be conserved and renewed by
  • A Yearly monocropping
  • B Crop rotation and cover crops
  • C Bush burning to remove unwanted debris
  • D Avoiding artificial manures
View Answer & Explanation