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 131: Which of the following is the function of lymph? Options:
  A) Carries hormones round the body
  B) Transports nutrients and oxygen from blood capil
  C) Distributes heat uniformly round the body
  D) conveys amino acids and glucose fromthe small intestine to the liver
  Show Answer
  The correct answer is B .
• Question 132: Free nitrogen is released to the atmosphere by Options:
  A) Nitrogen-fixing bacteria
  B) nitrifying bacteria
  C) denitrifying bacteria
  D) saprophytic bacteria
  Show Answer
  The correct answer is C .
• Question 133:

  The glomerular filtrate contains the following except

  Options:
  A) Water
  B) Urea
  C) Blood Corpuscles
  D) Glucose
  Show Answer
  The correct answer is C .
• Question 134: In community, bacteria and fungi are referred to as Options:
  A) producers
  B) decomposers
  C) scavengers
  D) consumers
  Show Answer
  The correct answer is B .
• Question 135:

  Which of the following is NOT a part of the alimentary canal?

  Options:
  A) Oesophagus
  B) Large intestine
  C) Liver
  D) Small intestine
  Show Answer
  The correct answer is C .
• Question 136: The surface of an alveolus in a mammal is well supplied with tiny blood vessels known as Options:
  A) arterioles
  B) venules
  C) arteries
  D) capillaries
  Show Answer
  The correct answer is D .
• Question 137:

  The four classes of cnidarian include the following except

  Options:
  A) Turbellaria
  B) Anthozoa
  C) Scyphozoa
  D) Cubozoa
  Show Answer
  The correct answer is A .
• Question 138: In what order do the following structure develop during the metamorphosis of the toad? 1. External gills 2. Internal gills 3. Forelimbs 4.Hindlimbs 5. Mouth Options:
  A) 12345
  B) 15243
  C) 21345
  D) 53412
  E) 54321
  Show Answer
  The correct answer is B .
• Question 139:

  The process in which complex substances are broken down into simpler ones is referred to as

  Options:
  A) anabolism
  B) catabolism
  C) metabolism
  D) tropism
  Show Answer
  The correct answer is B .
• Question 140: An anemometer is an instrument for measuring Options:
  A) relative humidity
  B) altitude
  C) wind speed
  D) turbidity
  E) salinity
  Show Answer
  The correct answer is C .