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Biology 1998 WAEC Past Questions

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56
In a plant of genotype Tt, what is the probability that a gamete will contain gene t?
  • A. 1\2
  • B. 3\4
  • C. 1\8
  • D. 1\6
  • E. 1\4
View Answer & Discuss (3) WAEC 1998
57
In a cross involving a heterozygous red flowered plant (Rr) and a white flowered plant (rr). what is the
probability that the offspring will be Rr?
  • A. 1
  • B. 1\2
  • C. 1\4
  • D. 3\4
  • E. 2
View Answer & Discuss (4) WAEC 1998
58
Termites are called social insects because
  • A. the nests are built by the nasute soldiers
  • B. they live together in communities
  • C. the queen allocates duties to the workers
  • D. the king and queen do mate
  • E. the function of the workers and soldiers are very important
View Answer & Discuss (1) WAEC 1998
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59
Which off the following makes up the bee caste?
  • A. Soldiers and Queen
  • B. Drones, soldiers and workers
  • C. Queen, workers and soldiers
  • D. Queen, drones and workers
  • E. Soldiers, Queen and drones
View Answer & Discuss WAEC 1998
60
Which of the following examples best describes camouflagic colouration in organisms?
  • A. A butterfly which has a real colouration on the wing
  • B. A green snake in a green grass
  • C. zebra with vertical stripes on the body
  • D. Certain tree frogs with bright colour patterns
  • E. A flower whose petals and sepals are of the same colou
View Answer & Discuss (9) WAEC 1998
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