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 221:

  Which of the following is an example of a behavioral adaptation for survival in animals?

  Options:
  A) Sharp teeth
  B) Migration
  C) Wings
  D) Camouflage
  Show Answer
  The correct answer is B .
• Question 222: The spots and stripes of the leopard and tiger are example of Options:
  A) cryptic colouration
  B) warning colouration
  C) disruptive colouration
  D) counter shading
  Show Answer
  The correct answer is C .
• Question 223: A true fruit is formed from Options:
  A) a fertilized ovary and other floral parts
  B) a fertilized ovary
  C) a fertilized ovary and calyx
  D) a fertilized ovary and fleshy receptacle
  E) an unfertilized ovary and other floral part
  Show Answer
  The correct answer is B .
• Question 224:

  

  What would happen if solution Y is more concentrated than solution X in fig 2?

  Options:
  A) The level of X would rise, Y would falls
  B) The level of X would rise, Y would rise
  C) The level of X and Y stands the same
  D) The level of Y would rise, X would fall.
  Show Answer
  The correct answer is D .
• Question 225:

  

  The joint at Y in the figure above is

  Options:
  A) ball and socket
  B) hinge
  C) pivot
  D) rivet
  E) none of the above
  Show Answer
  The correct answer is B .
• Question 226: The vitamin which is important in the formation of the retina pigment is Options:
  A) vitamin A
  B) vitamin B
  C) vitamin C
  D) vitamin D
  Show Answer
  The correct answer is A .
• Question 227: Which of the following will be first digested if ingested at the same time? Options:
  A) Cooked beans
  B) Cooked rice
  C) cod liver oil
  D) Roasted beef
  Show Answer
  The correct answer is B .
• Question 228: What part of the central nervous system is concerned with answering an examination question Options:
  A) Cerebrum
  B) Cerebellum
  C) Medulla oblongata
  D) Spinal cord
  Show Answer
  The correct answer is A .
• Question 229: Which of the following is caused by Treponema palladium? Options:
  A) Gonorrhea
  B) Leprosy
  C) Tuberculosis
  D) Syphilis
  Show Answer
  The correct answer is D .
• Question 230: The annulus of fern sporangium helps in Options:
  A) spore dispersal
  B) conduction of mineral salt
  C) trapping of light energy
  D) water retention
  Show Answer
  The correct answer is A .