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Biology 1995 WAEC Past Questions

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11
In complex food relationships in a community, the primary, secondary and tertiary consumers are referred
to as
  • A. symbionts
  • B. omnivores
  • C. heterotrophs
  • D. autotrophs
  • E. carnivores
View Answer & Discuss WAEC 1995
12
The cell membrane of a cell is said to be semi-permeable because
  • A. it allows only large molecular substances to pass through it into the cell
  • B. it is actively involved in energy production in the cell
  • C. it actively allows all substances to pass through it by diffusion
  • D. it is actively selective in allowing substances pass through it
  • E. fatty acids are only the building blocks of the membrane
View Answer & Discuss WAEC 1995
13
The function of the part labelled I is
  • A. controlling water loss
  • B. trapping solar energy
  • C. absorbing water
  • D. storing sugar
  • E. transporting sugar
View Answer & Discuss (6) WAEC 1995
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14
The part labelled ll is the
  • A. stoma
  • B. palisade cell
  • C. spongy cell
  • D. guard cell
  • E. epidermal cell.
View Answer & Discuss WAEC 1995
15
The structure that will be stained blue-black by iodine is labelled
  • A. I
  • B. II
  • C. III
  • D. IV
  • E. V
View Answer & Discuss (4) WAEC 1995
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