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 1241:

  

  In the diagram, it shows that the orgasms are

  Options:
  A) hermaphrodite
  B) viviparous
  C) oviparous
  D) ovoviviparous
  Show Answer
  The correct answer is C .
• Question 1242: One of the functions of UNICEF is to Options:
  A) prevent and control major disease
  B) prevent diseases outbreak by administering vaccines
  C) improve the health and nutrition of children and nursing mothers
  D) monitir enviromental pollution
  Show Answer
  The correct answer is C .
• Question 1243: Organisms I, II, III and IV have surface/volume ratios of 1:2, 1:3, 1:4 and 1:5 respectively. The organism that is likely to have the most complex transport system is Options:
  A) IV
  B) III
  C) I
  D) II
  Show Answer
  The correct answer is A .
• Question 1244:

  Which of the following traits is not visible in a person with Down syndrome?

  Options:
  A) Short neck
  B) High muscle tone
  C) Small stature
  D) Slant eyes
  Show Answer
  The correct answer is B .
• Question 1245: Dead plants and animals are decomposed by bacteria and fungi into Options:
  A) nitrate
  B) nitrites
  C) amino acids
  D) ammonia
  Show Answer
  The correct answer is D .
• Question 1246: Which enzymes are contained in the pancreatic juice? Options:
  A) Ptayalin, lipase and pepsin
  B) Maltase, erepsin and trypsin
  C) Renin, sucrase and lipase
  D) Amylase, lipase and trypsin
  Show Answer
  The correct answer is D .
• Question 1247:

  

  In the diagram, the part labelled IV indicated that the yeast population has

  Options:
  A) reached its maximum size
  B) reached senescence
  C) stopped metabolizing food
  D) started dying
  Show Answer
  The correct answer is A .
• Question 1248: The correct order in a food chain involving the organisms (1)Grasses, (2)Hawks, (3)Snakes, (4)Grasshopper, (5)Lizards is Options:
  A) 1 2 3 4 5
  B) 5 4 3 2 1
  C) 1 4 5 3 2
  D) 3 2 4 5 1
  Show Answer
  The correct answer is C .
• Question 1249: Which of the following can cause shrinkage of living cells? Options:
  A) Deionized water
  B) Hypotonic solution
  C) Isotonic solution
  D) Hypertonic solution
  Show Answer
  The correct answer is D .
• Question 1250: The center for learning and memory in the human brain is the Options:
  A) medulla oblongata
  B) cerebellum
  C) cerebrum
  D) olfactory lobe
  Show Answer
  The correct answer is C .