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 1571: In plants, the structure that performs a similar function with the testis in mammals is the Options:
  A) stigma
  B) filament
  C) anther
  D) receptance
  Show Answer
  The correct answer is C .
• Question 1572: The part of the mammalian brain responsible for maintaining balance is the Options:
  A) medulla oblongata
  B) olfactory lobe
  C) cerebellum
  D) cerebrum
  E) frontal lobe
  Show Answer
  The correct answer is C .
• Question 1573: Spirogyra reproduces vegetatively by Options:
  A) spore production
  B) fragmentation
  C) multiple fission
  D) budding
  E) binary fission
  Show Answer
  The correct answer is B .
• Question 1574:

  The arrangements below are steps in protein digestion. Which is the correct sequence?

  A. polypetides B.protein C. amino-acids D.peptones

  Options:
  A) a-b-c-d
  B) c-d-a-b
  C) b-d-a-c
  D) a-d-b-c
  E) b-a-c-d
  Show Answer
  The correct answer is C .
• Question 1575: The community of plants in which the same species occur from year to year is the Options:
  A) annual species
  B) pioneer vegetation
  C) perennial species
  D) climax vegetation
  Show Answer
  The correct answer is D .
• Question 1576: When an animal has a dark-coloured dorsal surface and a light-colouration ventral surface, this is an adaptation called Options:
  A) concealment colouration
  B) countershading
  C) colour blending
  D) disruptive colouration
  Show Answer
  The correct answer is B .
• Question 1577: Which of the following is an example of intraspecific competition? Options:
  A) a lizard and an ant-eater chasing an insect
  B) a worker termite and a soldier in a limited
  C) a hawk and an eagle targeting the same chicken
  D) yam and potato shots growing out through the same window
  Show Answer
  The correct answer is D .
• Question 1578: Physiological adaptation to very dry condition in animals is called Options:
  A) hibernation
  B) aestivation
  C) rejuvenation
  D) xeromorphism
  Show Answer
  The correct answer is B .
• Question 1579: Which of the following is true of small pox? Options:
  A) It is transmitted by bacteria
  B) It can effectively be controlled with antibiotics
  C) It can effectively be controlled by vaccination
  D) It is a water-borne infection
  Show Answer
  The correct answer is C .
• Question 1580: According to Darwin, the driving force behind evolutionary change is Options:
  A) natural selection
  B) genetic drift
  C) mutation
  D) gene flow
  Show Answer
  The correct answer is A .