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21

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 & Discuss (31) JAMB 2021
22

Plants and animals of an ecosystem make up a?

  • A. habitat
  • B. succession
  • C. community
  • D. population
View Answer & Discuss (7) WAEC 2021
23

Succession that occurs on an abandoned farm land is?

  • A. tertiary
  • B. secondary
  • C. primary
  • D. climax
View Answer & Discuss (19) JAMB 2022
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24

In Nigeria, Southern Guinea Savanna is found in?

  • A. Borno and Sokoto
  • B. Kogi and Kwara
  • C. Kaduna and Cross River
  • D. Kano and Niger
View Answer & Discuss (2) JAMB 2022
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