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Biology 2021 WAEC Past Questions

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The diagram below is an illustration of a Fungus. Study it and answer questions 4 to 6

6

Which of the following statements about the structure labeled III is correct?

  • A. secretes digestive enzymes into the substrate
  • B. absorbs mineral salts from the soil
  • C. forms the root hairs of the organism
  • D. develops into stolon
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The diagram below is an illustration of a living organism. Study it and answer questions 7 and 8
7

The level of organization of the organism is

  • A. tissue
  • B. cell
  • C. organ
  • D. system
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8

The organism belongs to the Phylum

  • A. Rhizopoda
  • B. Ciliophora
  • C. Euglenophyta
  • D. Rhodophyta
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9

A plant cell placed in a solution with a higher water potential will

  • A. expand and then shrink
  • B. enlarge and become turgid.
  • C. expand and then burst
  • D. decrease in size and become flaccid
View Answer & Discuss (10) WAEC 2021
10

Offspring formed by sexual reproduction exhibit more variation than those formed by asexual reproduction because 

  • A. greater amount of DNA is involved in sexual reproduction
  • B. gametes of parents have different genetic composition
  • C. genetic materials come from parents of two different species
  • D. sexual reproduction is a lengthy process
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