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Saturday, 03 October 2026
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Biology Past Questions and Answers

Topic: Abiotic

Jamb Biology Questions - Abiotic

Question 26:
What is the term used to describe biotic and abiotic factors in the environment of the organism?
  • A Habitat
  • B Biome
  • C Ecosystem
  • D Ecological niche
View Answer & Explanation
Question 27:
Which of the following instruments is NOT used in measuring abiotic factors in any habitat?
  • A Microscope
  • B Thermometer
  • C Hygrometer
  • D Windvane
View Answer & Explanation
Question 28:


Use the table below to answer the question.

High relative humidity will be expected in Zones
  • A Ii and iv
  • B Ii and iii
  • C I and iii
  • D I and iv
View Answer & Explanation
Question 29:
Mass of a crucible = 10g,
Mass of a crucible and soil before heating =29g
Mass of a crucible and soil after heating = 18g
From the information above, determine the percentage of water in the given soil sample?
  • A 20%
  • B 25%
  • C 40%
  • D 60%
View Answer & Explanation
Question 30:
The initial volume of water poured into a bag of dry soil was 50ml and the amount that drained through was 35mI.

The percentage water content of the fully soaked soil is, therefore?
  • A 46.7
  • B 25.0
  • C 20.0
  • D 30.0
View Answer & Explanation