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 971:

  

  The figure above represents an experiment with two types of soil. The experiment demonstrates

  Options:
  A) soil attraction of water
  B) soil porosity
  C) soil capilarity
  D) draining capacity of soils
  E) soil permeability
  Show Answer
  The correct answer is C .
• Question 972: The kind of teeth used for tearing food materials is the Options:
  A) fang
  B) canine
  C) premolar
  D) carnassial
  E) incisor
  Show Answer
  The correct answer is B .
• Question 973: The hereditary materials of the cell is Options:
  A) the R N A
  B) protein
  C) the D N A
  D) carbohydrate
  Show Answer
  The correct answer is C .
• Question 974: Which of the following is the most complex according to their cellular level of organization? Options:
  A) Heart
  B) Hair
  C) Euglena
  D) Hydra
  Show Answer
  The correct answer is A .
• Question 975:

  One of the following is not the theory of natural selection stated by Charles Dawin

  Options:
  A) Characteristics acquired through use or disuse are transmitted offspring
  B) Variations appear by themselves in a population
  C) Heredity variations are transmitted to offspring
  D) Species that are the fittest for the environment contribute more offsprings to the next needs of the generation
  Show Answer
  The correct answer is A .
• Question 976: If a plant homozygous for round and yellow (RR : YY), is crossed with a wrinkle green type (rr : yy) all of the resulting seeds will be Options:
  A) blue and wrinkled
  B) round and yellow
  C) wrinkled and yellow
  D) round and greenish yellow
  Show Answer
  The correct answer is B .
• Question 977: In the mammalian male reproductive system, the part that serves as a passage for both urine and semen is the Options:
  A) urethra
  B) urter
  C) bladder
  D) seminal vesicle
  Show Answer
  The correct answer is A .
• Question 978:

  Cytokinesis of mitosis is a process that ensures that

  Options:
  A) each daughter cell gets the necessary organelles
  B) there is distribution of a complete set of genes into each daughter cell
  C) daughter cell inherit new genetic combinations
  D) worn out organelles are excluded from daughter cells
  Show Answer
  The correct answer is B .
• Question 979:

  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 980: A group of organisms of the same kind inhabiting the same environment is called Options:
  A) ecosystem
  B) habitat
  C) population
  D) species
  Show Answer
  The correct answer is D .