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 731: Hydra removes undigested food by Options:
  A) passing it through the anus
  B) passing it through the mouth
  C) means of a contractile vacuole
  D) egesting it through the body surface
  Show Answer
  The correct answer is B .
• Question 732:

  

  All the cell bodies in the spinal cord are found in

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is A .
• Question 733:

  Evidence of evolution include the following except

  Options:
  A) fossil records
  B) comparative anatomy
  C) mutation of genes
  D) geographical distribution of organisms
  Show Answer
  The correct answer is C .
• Question 734: The homozygous condition Hb^sHb^sresults in sickle cell anaemia whereas Hb^AHb^s has the sickling trait. What is the probability that a couple with the sickling trait will give birth to one normal child? Options:
  A) 1/2
  B) 1/4
  C) 1/8
  D) none
  Show Answer
  The correct answer is B .
• Question 735: When a short-sighted person views a distant object without spectacles, the image is formed Options:
  A) on the retina
  B) in front of the retina
  C) behind the retina
  D) on the blind spot
  Show Answer
  The correct answer is B .
• Question 736:

  Which of these combinations is common to plant and animal cells?

  Options:
  A) Centriole, middle lamella, golgi bodies, mitrochondrion
  B) Cytoplasm, sap, vacuole, starch grains, leucoplasts
  C) Plasma membranes, chromosomes, mitochondria, lysosomes.
  D) Nucleus, nucleolus, cellulose cell wall, endoplasmic reticulum
  E) Cytoplasm, centriole, cellulose cell wall, nucleolus
  Show Answer
  The correct answer is C .
• Question 737:

  

  In the figure above the structured labelled X is the

  Options:
  A) cellulose cell wall
  B) plasma membrane
  C) nuclear membrane
  D) mucilage wall
  E) ectoplasm
  Show Answer
  The correct answer is D .
• Question 738:

  What is the function of contractile vacuole in paramecium?

  Options:
  A) Produces Enzymes
  B) Gets rid of excreta
  C) Stores and digest food
  D) Gets rid of excess water
  Show Answer
  The correct answer is D .
• Question 739:

  A virus can sometimes be regarded as a living organism because it

  Options:
  A) causes diseases in plants and animals
  B) It exists in a variety of shapes
  C) Is easily visible with the aid of an electron microscope
  D) Reproduces in living cells
  Show Answer
  The correct answer is D .
• Question 740:

  The level of organization of Amoeba and Euglena cell is ________?

  Options:
  A) organ
  B) system
  C) cell
  D) tissue
  Show Answer
  The correct answer is C .