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 571: the function of the long-winged reproductives of the termites colony is to Options:
  A) disperse the population
  B) feed the young
  C) participate in swarming
  D) protect the young
  Show Answer
  The correct answer is A .
• Question 572: If the gall bladder of a mammal is damaged, which of the following will be most seriously affected? Options:
  A) Glycolysis
  B) Digestion of starch
  C) Digestion of fats and oil
  D) Digestion of proteins
  Show Answer
  The correct answer is C .
• Question 573: When a healthy shoot of a flowering plant is illuminated from one side, auxins, accumulate on the Options:
  A) non-illuminated side of the shoot
  B) illuminated side of the shoot
  C) upper side of the shoot
  D) lower side of the shoot
  Show Answer
  The correct answer is A .
• Question 574: A yellow maize is planted and all the fruits obtained are of yellow seeds. When they are croos-bred, yellow seeds and white seeds are obtained in a ratio 3:1 . The yellow seed is said to be Options:
  A) non-heritable
  B) sex-linked
  C) a recessive trait
  D) a dominant trait
  Show Answer
  The correct answer is D .
• Question 575: Most cells in higher animals retain their power of division EXCEPT Options:
  A) lymphocytes
  B) nerve cells
  C) malpighian cells
  D) germ cells
  Show Answer
  The correct answer is B .
• Question 576:

  

  An example of a plant having the placentation shown is

  Options:
  A) allamander
  B) hibiscus
  C) water lily
  D) pride of Barbados
  Show Answer
  The correct answer is D .
• Question 577:
  

  The female gamete is represented by

  Options:
  A) I
  B) II
  C) III
  D) Iv
  Show Answer
  The correct answer is C .
• Question 578: After a heavy rainfall and the formation of a large pond, the most likely sequence of changes in the vegetation of the pond is Options:
  A) Euglena → water lily → Spirogyra → grass
  B) water lily → Spirogyra →grass → Euglena
  C) Spirogyra → Euglena → grass → water lily
  D) Euglena → Spirogyra → water lily → grass
  Show Answer
  The correct answer is C .
• Question 579:

  Inheritable character/features possessed by an organism can be referred to as

  Options:
  A) Genes
  B) Locus
  C) Traits
  D) Allelo morphs
  Show Answer
  The correct answer is C .
• Question 580: Which group of plants would be the first colonizers in an ecological succession changing rocks to soil? Options:
  A) Mosses
  B) Ferns
  C) Lichens
  D) Grasses
  Show Answer
  The correct answer is C .