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Biology Past Questions and Answers

Jamb 1984 Biology Questions

Question 36:
The axial skeleton of a mammal does not include the bones of the
  • A Skull
  • B Tail
  • C Limbs
  • D Back
  • E Neck
View Answer & Explanation
Question 37:
Which of the following sequences represents process of blood clothing? 1. Fibrins forms a network of threads 2. Red blood cells are caught and clot is formed 3. Fibrinogen in plasma changes into fibrin 4. Blood is exposed to air
  • A 4, 3, 2, 1
  • B 4, 3, 1, 2
  • C 3, 1, 4, 2
  • D 1, 2, 3, 4
  • E 3, 1, 2, 4
View Answer & Explanation
Question 38:
Green plants are important in the ecosystem because they are
  • A Primary consumers
  • B Producers
  • C Decomposers
  • D Secondary consumers
  • E Scavengers
View Answer & Explanation
Question 39:
An anemometer is an instrument for measuring
  • A Relative humidity
  • B Altitude
  • C Wind speed
  • D Turbidity
  • E Salinity
View Answer & Explanation
Question 40:
Which of the following is NOT regarded as a pollutant on land or in the air?
  • A Smoke
  • B Noise
  • C Sulphur (IV) oxide
  • D Carbon monoxide
  • E Nitrogen
View Answer & Explanation