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JAMB UTME Biology 2004 past questions and answers

This 2004 JAMB UTME Biology set has 40 practice questions. Try these 5 free sample questions, tap a question to reveal the answer and explanation. Then practise the whole 2004 set with instant marking.

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Sample JAMB UTME Biology 2004 questions

1. Most water vapour lost from a well-watered green plant escapes through the
  1. stomata of the leaves
  2. lenticels of the roots
  3. root-hair walls
  4. xylem vessels

Answer: A. stomata of the leaves

Stomata provide the main route for transpiration from leaves.

2. The tissue that conducts water and dissolved mineral salts from roots to the shoot is
  1. phloem
  2. xylem
  3. cambium
  4. epidermis

Answer: B. xylem

Xylem vessels and tracheids conduct water and mineral salts mainly upward.

3. Which blood component is chiefly responsible for transporting oxygen from the lungs to body tissues?
  1. Platelets
  2. Plasma proteins
  3. Haemoglobin in red blood cells
  4. White blood cells

Answer: C. Haemoglobin in red blood cells

Haemoglobin binds oxygen reversibly and carries most of it in the blood.

4. In a vigorously working muscle deprived of sufficient oxygen, glucose is converted mainly into
  1. ethanol and carbon dioxide
  2. water and oxygen
  3. starch and carbon dioxide
  4. lactic acid

Answer: D. lactic acid

Anaerobic respiration in human muscle produces lactic acid from glucose.

5. The principal nitrogenous waste removed from the blood by a healthy human kidney is
  1. urea
  2. glucose
  3. glycogen
  4. oxygen

Answer: A. urea

The liver forms urea from excess amino-acid nitrogen, and the kidneys excrete it.

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