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 2161:

  

  The diagram is the transverse section of a

  Options:
  A) monocotyledonous stem
  B) dicotyledonous stem
  C) monocotyledonous root
  D) dicotyledonous root
  Show Answer
  The correct answer is D .
• Question 2162:

  In an experiment to estimate the volume of air in a soil sample using a measuring cylinder, it was found that:

  Initial volume of water .... = p cm₃

  Volume of soil before mixing with water = q cm₃

  Final volume of water after adding soil = r cm₃

  From the data above, which of the following deductions is correct?

  Options:
  A) r = p + q
  B) r > p + q
  C) q = r - p
  D) r< p + q
  Show Answer
  The correct answer is A .
• Question 2163:

  

  The part labelled 3 is the

  Options:
  A) cartilage
  B) ligament
  C) synovial fluid
  D) bone
  Show Answer
  The correct answer is C .
• Question 2164: The annulus of fern sporangium helps in Options:
  A) spore dispersal
  B) conduction of mineral salt
  C) trapping of light energy
  D) water retention
  Show Answer
  The correct answer is A .
• Question 2165:

  The only caste in the termite colony whose members can feed themselves are the

  Options:
  A) workers
  B) reproductives
  C) soldiers
  D) nymphs
  Show Answer
  The correct answer is A .
• Question 2166: The mushroom is an organism which feeds Options:
  A) parasitically
  B) saprophytically
  C) holozoically
  D) symbiotically
  E) autotrophically
  Show Answer
  The correct answer is B .
• Question 2167: The study of plants is called Options:
  A) Zoology
  B) Entomology
  C) Parasitology
  D) Botany
  Show Answer
  The correct answer is D .
• Question 2168: Manufactured food in the plant is transported through the Options:
  A) xylem
  B) phloem
  C) cambium
  D) cortex
  Show Answer
  The correct answer is B .
• Question 2169: Osmic acid boiled with a solution of food substance gave a black precipitate. This indicates the presence of Options:
  A) fats and oil
  B) proteins
  C) amino acids
  D) starch
  Show Answer
  The correct answer is A .
• Question 2170: Which of the following is a waste product of an insect? Options:
  A) Alkaloids
  B) Uric acid
  C) Sweat
  D) Mucilage
  Show Answer
  The correct answer is B .