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 1091: During blood transfusion, agglutination may occur when Options:
  A) contrasting antigens reacts with contrasting antibodies
  B) similar antigens react with similar antibodies
  C) two different antigens react with each other
  D) two different antibodies react with each other
  Show Answer
  The correct answer is B .
• Question 1092: Members of the phylum protozoa use the contractile vacuole Options:
  A) to remove excess food
  B) for movement
  C) for digestion
  D) to remove excess water
  Show Answer
  The correct answer is D .
• Question 1093: The flow of air and water in or out of the mesophyll layer of a leaf is controlled by the Options:
  A) stomata
  B) lenticels
  C) air space
  D) guard cell
  Show Answer
  The correct answer is D .
• Question 1094: An example of a caryopsis is Options:
  A) Guava
  B) Maize grain
  C) Coconut
  D) Tomato
  Show Answer
  The correct answer is B .
• Question 1095: In rabbit the chamber of the heart that receives oxygenated blood from the lungs is the Options:
  A) left ventrictle
  B) left auricle
  C) right ventricle
  D) right auricle
  Show Answer
  The correct answer is B .
• Question 1096:

  DNA in eukaryotic cells is contained in the

  Options:
  A) central vacuole
  B) nucleus
  C) lysosome
  D) golgi body
  Show Answer
  The correct answer is B .
• Question 1097: The vector for yellow fever is Options:
  A) Aedes mosquito
  B) Anopheles mosquito
  C) tsetse fly
  D) blackfly
  Show Answer
  The correct answer is A .
• Question 1098: Plants of temperate origin can be grown in tropical areas in the vegetation zones of the Options:
  A) rain forest
  B) guinea savanna
  C) sudan savanna
  D) montane forest
  Show Answer
  The correct answer is B .
• Question 1099:

  Given the equation:

  6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂ {Under sunlight & Chlorophyll)

  The oxygen given off during the above process is derived from

  Options:
  A) sunlight
  B) chlorophyll
  C) carbon dioxide
  D) atmosphere
  E) water
  Show Answer
  The correct answer is E .
• Question 1100: The joint between the atlas and axis vertebrae allows for Options:
  A) rotatory movement only
  B) up and down or nodding movements only
  C) rotatory and nodding movements
  D) no movement at all
  E) slight movement
  Show Answer
  The correct answer is C .