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 1771: The activity of ptyalin is likely to decrease with an increase in concentration of Options:
  A) oxygen
  B) starch
  C) protein
  D) acid
  Show Answer
  The correct answer is D .
• Question 1772: The physical space occupied by an organism together with its functional role in community can be described as Options:
  A) environment
  B) biome
  C) niche
  D) habitat
  Show Answer
  The correct answer is C .
• Question 1773: Which one of the following animals is NEVER a secondary host of tapeworms? Options:
  A) cow
  B) Fish
  C) Pig
  D) Man
  E) Dog
  Show Answer
  The correct answer is D .
• Question 1774: Which of the following is not a monocotyledonous seed? Options:
  A) cowpea
  B) maize
  C) millet
  D) what
  Show Answer
  The correct answer is A .
• Question 1775:

  

  Which parts provide food for the developing chick?

  Options:
  A) 2 and 3
  B) 4 and 5
  C) 3 and 4
  D) 2 and 5
  E) 1 and 2
  Show Answer
  The correct answer is C .
• Question 1776:

  Which of the following statement is correct about Southern Guinea Savanna in Nigeria

  Options:
  A) It is the largest of all the biotic community in Nigeria
  B) It has plants species like Iroko, Opepe etc
  C) It has plants species like Iroko, Opepe etc
  D) It has no trees
  Show Answer
  The correct answer is A .
• Question 1777: The function of ribosomes in cell is Options:
  A) protein synthesis
  B) starch synthesis
  C) transport of materials
  D) lipid storage
  Show Answer
  The correct answer is A .
• Question 1778: Seed plants are divided into Options:
  A) trachephytes and ferns
  B) angiosperms and gymonsperms
  C) monocotyledons and dicotyledons
  D) thallophytes and bryophytes
  Show Answer
  The correct answer is B .
• Question 1779:

  

  The main function of the structure labelled 2 is to

  Options:
  A) protect the inner parts of the seed
  B) nourish the embryo and the growing plant
  C) keep the inner parts moist
  D) maintain the shape if the seed
  Show Answer
  The correct answer is B .
• Question 1780:

  The under secretion of thyroxine in children results in?

  Options:
  A) goitre
  B) gigantism
  C) kwashiorkor
  D) cretinism
  Show Answer
  The correct answer is D .