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4331

The sum total of adaptive changes from pre-existing form that have taken place over a long time resulting in diversity of forms, structures and functions among organism is referred to as

  • A. Specification
  • B. Inorganic Evolution
  • C. Evolution
  • D. Organic Evolution
View Answer & Discuss (1) JAMB 2019
4332

The specific portion of a habitat which is occupied by a particular species is referred to as

  • A. Ecological population
  • B. Ecological niche
  • C. Biotic community
  • D. Ecosystem
View Answer & Discuss JAMB 2019
4333

In plants, respiration occurs in

  • A. The stomata and lenticel only
  • B. Mesophyll cells only
  • C. All living cells
  • D. The root only
View Answer & Discuss (7) JAMB 2019
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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4334

Which of the following is an example of discontinuous variation?

  • A. The range in height of a pea plant from 30cm to 50cm
  • B. Offsprings including two male cats and three female cats
  • C. The colour of pear plants grown in the dark
  • D. The adult body weight ranging from 50kg to 95kg
View Answer & Discuss JAMB 2019
4335

Which of the following type of soil has the highest water retaining capacity?

  • A. Loam
  • B. Laterite
  • C. Clay
  • D. Sand
View Answer & Discuss (2) JAMB 2019
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709