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:

  Which of the following is a mixed gland?

  Options:
  A) Pituitary
  B) Adrenal
  C) Pancreas
  D) Ovary
  Show Answer
  The correct answer is C .
• Question 62: 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 63:

  

  In the figure above the structure which prevents friction between the bones is

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  E) 5
  Show Answer
  The correct answer is B .
• Question 64: An example of a poikilothermic organism is a Options:
  A) Lizard
  B) Cockroach
  C) rabbit
  D) bird
  Show Answer
  The correct answer is A .
• Question 65: Which of the following hormonal glands is located on top of the kidney? Options:
  A) Adrenal
  B) gonads
  C) pancreas
  D) thyroid
  Show Answer
  The correct answer is A .
• Question 66: If a 26 year old blind man married a young one-eyed woman and they had four children, how many of them would be blind like there father? Options:
  A) All
  B) 3
  C) 2
  D) 1
  E) none
  Show Answer
  The correct answer is E .
• Question 67: One adaptation shown by hydrophytes in freshwater habitats is the Options:
  A) leaves reduced to spines
  B) poor development of roots and xylem tissues
  C) waxy cuticle on shoot surface
  D) well developed roots and supporting system
  Show Answer
  The correct answer is B .
• Question 68: Which of the following organisms has lost the pentadactyl limb structure? Options:
  A) Bat
  B) Fish
  C) Frog
  D) Pigeon
  Show Answer
  The correct answer is C .
• Question 69:

  The internal structure of a leaf that has larger air space is?

  Options:
  A) palisade mesophyll
  B) epidermis
  C) spongy mesophyll
  D) vascular bundles
  Show Answer
  The correct answer is C .
• Question 70: One advantage of variation in a species population is that individuals Options:
  A) with favoured traits become dominant
  B) easily reach their reproductive age
  C) are easily recognised by mates
  D) are better adapted to changes
  Show Answer
  The correct answer is A .