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Biology JAMB Past Questions

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2301

Which of the following describes the inheritance of traits from parents to offspring?

  • A. Adaptation
  • B. Evolution
  • C. Natural selection
  • D. Genetics
View Answer & Discuss (2) JAMB 2023
2302

Which of the following statements best describes the role of competition in the process of adaptation?

  • A. Competition leads to the selection of individuals with favorable traits for survival and reproduction
  • B. Competition ensures equal distribution of resources among individuals in a population
  • C. Competition leads to the development of new traits and adaptations in a population
  • D. Competition reduces the need for adaptations as individuals coexist peacefully
View Answer & Discuss (3) JAMB 2023
2303

Which of the following statements is true regarding sex-linked traits?

  • A. Sex-linked traits are located on the sex chromosomes
  • B. Sex-linked traits are inherited only from the mother
  • C. Sex-linked traits are more commonly observed in females
  • D. Sex-linked traits are not influenced by hormonal factors
View Answer & Discuss (3) JAMB 2023
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2304

Which of the following is a plant hormone responsible for promoting cell elongation and growth?

  • A. Abscisic acid
  • B. Gibberellins
  • C. Ethylene
  • D. Cytokinins
View Answer & Discuss (4) JAMB 2023
2305

Which of the following is a primary source of pollution in aquatic ecosystems?

  • A. Soil erosion
  • B. Industrial discharge
  • C. Air pollution
  • D. Deforestation
View Answer & Discuss (1) JAMB 2023
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