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 801: The major site of photosynthesis in the leaf is the Options:
  A) palisade parenchyma
  B) mesophyll parenchyma
  C) upper epidermis
  D) lower epidermis
  Show Answer
  The correct answer is A .
• Question 802:

  Use the diagram to answer the question

  The neural arch is labelled

  Options:
  A) i
  B) ii
  C) iii
  D) iv
  Show Answer
  The correct answer is B .
• Question 803: The jointed structure in insects that bears organs which are sensitive to touch, smell and vibration is the Options:
  A) maxilla
  B) labium
  C) antenna
  D) abdomen
  Show Answer
  The correct answer is C .
• Question 804:
  

  Use the diagram above to answer this question. Arrows represent directional movement materials.

  The arrow labelled ll represents the

  Options:
  A) release of oxygen
  B) intake of carbon (IV) oxide
  C) movement of photosynthates
  D) movement of nutrients
  Show Answer
  The correct answer is A .
• Question 805: In a cell, the genres are carried by Options:
  A) nuclear membranes
  B) chromatin threads
  C) lysosomes
  D) mitochondria
  Show Answer
  The correct answer is B .
• Question 806: Which of the ways of controlling bilharzia can result in pollution? Options:
  A) clearing water weeds on which the snail feed
  B) Treating infected people with drugs
  C) Preventing contamination of water by infected urine and faeces
  D) Applying chemical to kill the snails
  Show Answer
  The correct answer is D .
• Question 807: The enzyme invertase will hydrolyze sucrose to give Options:
  A) maltose and glucose
  B) glycerol and fatty acid
  C) glucose and fructose
  D) mannose and galactose
  Show Answer
  The correct answer is C .
• Question 808: Colonization of a bare rock surface is termed Options:
  A) evolution
  B) specification
  C) primary succession
  D) secondary succession
  Show Answer
  The correct answer is C .
• Question 809: In mammals, the organ which performs digestive and endocrine functions is the Options:
  A) liver
  B) pancreas
  C) gastric gland
  D) salivary gland
  Show Answer
  The correct answer is B .
• Question 810: Euglena may be classified as a plant because it Options:
  A) has chloroplast
  B) has a gullet
  C) lives in a pond
  D) possesses a flagellum
  E) has pellicle
  Show Answer
  The correct answer is A .