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Biology 1991 JAMB Past Questions

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46
Nitrogen- fixing micro-organisms in leguminous plants live symbiotically in the
  • A. root nodules
  • B. tap root
  • C. branch roots
  • D. root hairs
View Answer & Discuss JAMB 1991
47
The structure labelled 4 is for
  • A. feeding
  • B. attachment
  • C. excretion
  • D. respiration
View Answer & Discuss (6) JAMB 1991
48
As the tadpole develops, the structure labelled 5
  • A. grows longer
  • B. becomes shorter
  • C. becomes the hind legs
  • D. remains unchanged
View Answer & Discuss (3) JAMB 1991
WAEC offline past questions - with all answers and explanations in one app - Download for free
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49

In the digestive system, absorption of nutrient into the blood takes place in the part labeled?

  • A. 1
  • B. 2
  • C. 3
  • D. 4
View Answer & Discuss (3) JAMB 1991
50

The gland which produces trypsin, amylase and lipase is labeled?

  • A. 6
  • B. 4
  • C. 2
  • D. 1
View Answer & Discuss (2) JAMB 1991
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