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Biology 2013 WAEC Past Questions

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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NECO offline past questions - All questions, answers & explanations in one app 25712
6
The opening of the guard cells of the epidermis in plants is by the process of
  • A. osmosis
  • B. diffusion
  • C. active transport
  • D. transpiration
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7
What happens to a plant if the shoot tip is cut off and replaced by an agar block containing auxin? it will
  • A. stop growing
  • B. grow rapidly
  • C. continue to grow normally
  • D. die completely
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8
Anaerobic respiration results in the production of
  • A. more energy than aerobic respiration
  • B. no energy
  • C. an equal amont of energy to aerobic respiration
  • D. less energy than aerobic respiration
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NECO offline past questions - All questions, answers & explanations in one app 25712
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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9
Which of the following is not a skeletal tissue?
  • A. Plasma
  • B. Chitin
  • C. Cartilage
  • D. Bone
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10
Which of the following statements is not correct about the mammalian heart?
  • A. Oxygenated blood enters the left auricle from the pilmonary vein
  • B. the walls of the ventricle are thicker than those of the auricle
  • C. blood passes from of blood into the right ventricle to the left auricle through the aorta
  • D. the tricuspid valve prevents the back flow of blood into the right auricle
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts