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 2061: Which of the following is NOT a method of conserving wild life? Options:
  A) Indiscriminate poaching
  B) Establishment of zoological gardens
  C) Enacting wildlife conservation laws
  D) Establishment of game reserves
  Show Answer
  The correct answer is A .
• Question 2062: All living organism Options:
  A) Photosynthesize
  B) Respire
  C) Move
  D) Feed
  E) Transpire
  Show Answer
  The correct answer is B .
• Question 2063: In mammals, the function of the sebaceous gland is to Options:
  A) produce sweat
  B) secrete sodium choride
  C) secrete water
  D) produce an oily substance
  E) manufacture vitamin D for the skin
  Show Answer
  The correct answer is D .
• Question 2064: The growth of a coleoptile towards unilateral light source is due to Options:
  A) rapid rate of photosynthesis
  B) unequal distribution of auxin
  C) the effect of geotropism
  D) the effect of photolysis
  Show Answer
  The correct answer is B .
• Question 2065: The transmission of impulses along a nerve fibre is characterized by Options:
  A) hormonal and temperature changes
  B) electrical and ionic changes
  C) hormonal and changes
  D) electrostatic changes
  Show Answer
  The correct answer is B .
• Question 2066: A step in the movement of energy through an ecosystem is a description that best fits the term Options:
  A) food chain
  B) trophic level
  C) pyramid of numbers
  D) food web
  Show Answer
  The correct answer is B .
• Question 2067:

  Which of the following juices contains the enzyme ptyalin?

  Options:
  A) Gastric juice
  B) Succus
  C) Pancreatic juice
  D) Saliva
  Show Answer
  The correct answer is D .
• Question 2068: The primary and secondary hosts respectively of bilharzia are Options:
  A) fish and man
  B) man and dog
  C) snail and man
  D) man and snail
  E) fish and snail
  Show Answer
  The correct answer is D .
• Question 2069:

  

  Which of the labelled part in the figure above will develop into new bulb?

  Options:
  A) 1
  B) 4
  C) 2
  D) 3
  E) 5
  Show Answer
  The correct answer is D .
• Question 2070: Osmic acid boiled with a solution of food substance gave a black precipitate. This indicates the presence of Options:
  A) fats and oil
  B) proteins
  C) amino acids
  D) starch
  Show Answer
  The correct answer is A .