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Biology Past Questions

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3416
Which statement about decomposers is NOT true?
  • A. They are saprophytes
  • B. They carry on intra-cellular digestion
  • C. They facilitate the cleansing of the environment
  • D. They facilitate the recycling of nutrients
  • E. They form a link between autotrophs and heterotrophs
View Answer & Discuss (1) NECO 2000
3417
Root pressure and the transpiration pull are biophysical processes which account for the?
  • A. ascent of water into leaves
  • B. exchange of gases at leaf surfaces
  • C. movement of manufactured food from leaves to storage tissues
  • D. opening and closing of stomata
  • E. Release of energy from glucose molecules
View Answer & Discuss NECO 2000
3418
An organism existing at the colonial level of life is
  • A. chlamydomonas
  • B. euglena
  • C. paramecium
  • D. spirogyra
  • E. volvox
View Answer & Discuss (3) NECO 2000
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3419
A common characteristic of ALL living things is
  • A. gametogenesis
  • B. hibernation
  • C. photosynthesis
  • D. phototropism
  • E. respiration
View Answer & Discuss NECO 2000
3420
When a student suddenly runs into a snake on a pathway, which of these chemical messengers are released ?
  • A. adrenaline
  • B. insulin
  • C. oestrogen
  • D. testosterone
  • E. thyroxine
View Answer & Discuss NECO 2000
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