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Biology 2021 JAMB Past Questions

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1

One of the functions of the xylem is?

  • A. strengthening the stem
  • B. manufacturing food
  • C. reducing loss of water
  • D. conducting manufactured food
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2

Which of the statements below is not characteristic of wind-pollinated flowers?

  • A. Stigmas are usually large and feathery
  • B. Nectary is usually absent
  • C. The pollen grains have rough spiny surfaces
  • D. The flowers are not scented.
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3

Some of the features of an animal are scales, teeth, nares, and backbone. The animal is likely to be a?

  • A. toad
  • B. bird
  • C. lizard
  • D. rat
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4

Choose the sequence which represents the correct order of organisms in a food chain

  • A. Grass, snake, toad, grasshopper, hawk
  • B. Grass, grasshopper, toad, snake, hawk
  • C. Grass, grasshopper, snake, toad, hawk.
  • D. Grass, snake, grasshopper, toad, hawk
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5

Flatworms and roundworms are said to be invertebrates because?

  • A. they are small animals
  • B. they can live inside the vertebrates
  • C. some of them are unicellular
  • D. they have no backbones
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