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 1101: The movement of plant in response to external stimulus of no particular direction is Options:
  A) taxism
  B) tropism
  C) hyptotropic movement
  D) nastic movement
  E) phototropism
  Show Answer
  The correct answer is D .
• Question 1102: Metabolic production of urea is carried out in the Options:
  A) urinary bladder and kidney
  B) Liver
  C) Pancreas
  D) Kidney and malphigian tubule
  Show Answer
  The correct answer is B .
• Question 1103:

  The part of mammalian skin that excretes metabolic wastes is?

  Options:
  A) sweat gland
  B) horny layer
  C) Malpighian layer
  D) sebaceous gland
  Show Answer
  The correct answer is A .
• Question 1104: The gill rakers of fishes take part in Options:
  A) feeding
  B) respiration
  C) swimming
  D) diffusion
  Show Answer
  The correct answer is A .
• Question 1105: A seedling grown in the dark is likely to be Options:
  A) etiolated
  B) dormant
  C) sturdy
  D) stunted
  Show Answer
  The correct answer is A .
• Question 1106: A trawler on a fishing trip caught a type of animal with hairs on its body. This animal could have been Options:
  A) An amphibian
  B) a reptile
  C) a shark
  D) a mammal
  E) a seagull
  Show Answer
  The correct answer is D .
• Question 1107: Which of the following is an example of discontinuous variation observed in man? Options:
  A) Skin colours
  B) Tongue rolling
  C) Body weight
  D) Height
  Show Answer
  The correct answer is B .
• Question 1108:

  Which of the following eye defects is caused by the inability of the eye to focus light on the retina?

  Options:
  A) Glaucoma
  B) Myopia
  C) Cataracts
  D) Astigmatism
  Show Answer
  The correct answer is B .
• Question 1109:

  The end product of the digestion of carbohydrate is?

  Options:
  A) amino acid
  B) glycerol
  C) glucose
  D) sucrose
  Show Answer
  The correct answer is C .
• Question 1110: A man who has the trait for colour blindness marries a normal woman. What percentage of their children would be sufferers, carriers and normal respectively Options:
  A) 25%, 25% and 50%
  B) 25%, 50% and 25%
  C) 50%, 25% and 25%
  D) 25%, 37.5% and 37%
  Show Answer
  The correct answer is A .