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 211: Herbs differ from shrubs because they Options:
  A) do not produce fruit
  B) are useful to herbalist
  C) do not become woody
  D) are only annual
  E) are only perennials
  Show Answer
  The correct answer is C .
• Question 212: A severe and long dry season is a characteristic feature of Options:
  A) Sahel Savanna
  B) Mangrove Swamps
  C) Sudan Savanna
  D) Guinea Savanna
  Show Answer
  The correct answer is A .
• Question 213:

  

  Use the diagram above to answer this question.

  Insulin is produced by the endocrine organ labelled

  Options:
  A) IV
  B) III
  C) II
  D) I
  Show Answer
  The correct answer is B .
• Question 214:

  

  Use the diagram shown to answer the question. After an hour, the level of water in the thistle funnel will

  Options:
  A) rise
  B) fall
  C) remain the same
  D) double
  Show Answer
  The correct answer is A .
• Question 215:

  The membrane around the vacuole is known as

  Options:
  A) Elaioplast
  B) Amyloplast
  C) Tonoplast
  D) Cytoplast
  Show Answer
  The correct answer is C .
• Question 216: During binary fission in lower organisms, the nucleus is known to undergo Options:
  A) mitosis
  B) meiosis
  C) fragmentation
  D) mutation
  Show Answer
  The correct answer is A .
• Question 217:

  

  After circulation in the lungs, the blood returns to the left auricle through

  Options:
  A) 1
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is D .
• Question 218: The filament of spirogyra were put into equal volumes of sugar solutions X and Y. After 5 minutes, filaments from solution X had their cells contents rounded up while those from Y were unaffected. The experiment shows that Options:
  A) solution X was stronger than Y
  B) solution Y was stronger than X
  C) Spirogyra used up the sugar in solution X
  D) solution X is good for stimulating sexual reproduction in Spirogyra
  E) solution Y was less contaminated than X
  Show Answer
  The correct answer is A .
• Question 219: The correct sequence of biomes from northern to southern Nigeria is Options:
  A) Guinea savanna → sudan savanna → tropical rain forest → sahel savanna → estuarine
  B) Estuarine → tropical rain forest → guinea savanna → sahel savanna
  C) Sahel savanna → tropical rain forest → estuarine → guinea savanna
  D) Sahel savanna → sudan savanna → guinea savanna → tropical rain forest → estuarine
  Show Answer
  The correct answer is D .
• Question 220: The mammalian lung is made air tight by the Options:
  A) pleural cavity
  B) mucous membrane
  C) pleural membrane
  D) diaphragm
  Show Answer
  The correct answer is C .