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 61:

  The process of walking is under the control of the part of the brain called

  Options:
  A) optic lobe
  B) olfactory lobe
  C) cerebellum
  D) medulla oblongata
  Show Answer
  The correct answer is C .
• Question 62: The inner ear contains two main organs, namely, the Options:
  A) eardrum and eustachian tube
  B) cochlea and semi-circular canals
  C) oval window and ossicles
  D) pinna and cochlea
  Show Answer
  The correct answer is B .
• Question 63: Homologous pairs of chromosome separate during Options:
  A) Cytolysis
  B) Cleavage
  C) Mitosis
  D) Meiosis
  Show Answer
  The correct answer is D .
• Question 64: The breakdown of fats and oils into simpler absorbable compounds is catalyzed by the group of enzymes called Options:
  A) lipases
  B) hydrolases
  C) amylases
  D) peptidases
  Show Answer
  The correct answer is A .
• Question 65:

  

  Which of the following results is to be expected if the set up is left for several hours?

  Options:
  A) decrease in the size of the yam
  B) movement of the salt solution into the water
  C) decrease in the volume of water inside the yam
  D) movement of water from the salt solution into the yam
  Show Answer
  The correct answer is C .
• Question 66:

  

  In the experiment, the layer of oil serves to prevent water loss

  Options:
  A) transpiration
  B) evaporation
  C) osmosis
  D) guttation
  Show Answer
  The correct answer is B .
• Question 67: A grass hopper respires by the means of its Options:
  A) Lung-books
  B) Gills
  C) Lungs
  D) Antennae
  E) Tracheal tubes
  Show Answer
  The correct answer is E .
• Question 68:

  

  Which of the plants is likely to have broad leaves and thin cuticle

  Options:
  A) R
  B) S
  C) T
  D) U
  Show Answer
  The correct answer is A .
• Question 69: In a photo-tropic experiment, young seedlings in a box were subjected to light from one direction. The seedling continue to grow erect. Which of the following statement is correct Options:
  A) Only the tip of the seedling received the light
  B) The light was not strong enough
  C) The seedlings were rather too young
  D) The tip of the seedling may have been covered
  E) The box containing the seedling should have been placed on a laboratory bench
  Show Answer
  The correct answer is A .
• Question 70: The bright coloured eye spots on the wings of moth are an example of Options:
  A) warning colouration
  B) disruptive colouration
  C) crypsis
  D) mimicry
  Show Answer
  The correct answer is D .