Biology Exam Past Questions and Answers | JAMB, WAEC and NECO

Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.

• Question 1271:

  Which of the following cycles involves the process of precipitation and transpiration?

  Options:
  A) water cycle
  B) carbon cycle
  C) nitrogen cycle
  D) oxygen cycle
  Show Answer
  The correct answer is A .
• Question 1272: Which of the following is a feature of the population pyramid of a developing country? Options:
  A) long lifespan
  B) low birth rate
  C) low death rate
  D) short lifespan
  Show Answer
  The correct answer is C .
• Question 1273: A biological agent with antiviral property is Options:
  A) Interferon
  B) enzyme
  C) antibiotic
  D) disinfectant
  Show Answer
  The correct answer is A .
• Question 1274:
  

  Use the diagram above to answer this question.

  The movement of material in the xylem and phloem tissues of the plant are represented by the arrows labelled

  Options:
  A) lll and IV respectively
  B) ll and l respectively
  C) l and ll respectively
  D) l and lll respectively
  Show Answer
  The correct answer is A .
• Question 1275:

  

  The type of placentation shown in the figure above is a

  Options:
  A) parietal
  B) marginal
  C) axile
  D) free-central
  Show Answer
  The correct answer is A .
• Question 1276: Treatment of a poor soil with lime supplies Options:
  A) Sulphur
  B) Calcium
  C) Phosphorus
  D) Sodium
  E) Nitrogen
  Show Answer
  The correct answer is B .
• Question 1277:

  Mineral salts can be absorbed into roots by

  Options:
  A) Osmosis only
  B) Osmosis and diffusion
  C) Diffusion and active transport
  D) Imbition only
  Show Answer
  The correct answer is C .
• Question 1278:

  

  All the cell bodies in the spinal cord are found in

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is A .
• Question 1279: the part of the stomach nearer the gullet is called th Options:
  A) epiglottis
  B) cardiac spincter
  C) duodenum
  D) pyloric sphincter
  Show Answer
  The correct answer is B .
• Question 1280: Whorls, arches, loops and compounds are types of variation in Options:
  A) Colour
  B) Finger prints
  C) Hair Colour
  D) Blood group
  Show Answer
  The correct answer is B .