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 1071: Millet , sorghum, maize and onions are common crops growth in Nigeria in the Options:
  A) tropical rainforests
  B) sudan savanna
  C) montane forests
  D) sahel savanna
  Show Answer
  The correct answer is B .
• Question 1072: The special pigment for colour change in chameleon is Options:
  A) melanin
  B) carotenoid
  C) chromatin
  D) chromatophore
  Show Answer
  The correct answer is D .
• Question 1073: During cell division, the two strands of chromosomes are joined at a point called Options:
  A) spindle
  B) chromatid
  C) centromere
  D) aster
  Show Answer
  The correct answer is C .
• Question 1074: Which of the following is true of leucocytes? Options:
  A) they are respiratory pigments
  B) they are most numerous and ramify all cells
  C) they are large and nucleated
  D) they are involved in blood clotting
  Show Answer
  The correct answer is C .
• Question 1075:

  Mass of a crucible = 10g,

  Mass of a crucible and soil before heating =29g

  Mass of a crucible and soil after heating = 18g

  From the information above, determine the percentage of water in the given soil sample?

  Options:
  A) 20%
  B) 25%
  C) 40%
  D) 60%
  Show Answer
  The correct answer is D .
• Question 1076:

  The outer membrane that covers the brain is

  Options:
  A) Myelin sheath
  B) Dura mater
  C) Arachnoid membrane
  D) Pia mater
  Show Answer
  The correct answer is B .
• Question 1077: The modification in structure, physiology and behaviour of plant and animal is called ______ Options:
  A) adaption
  B) evolution
  C) variation
  D) succession
  Show Answer
  The correct answer is A .
• Question 1078: In vegetation propagation, which of the following requires part of another plant to develop? Options:
  A) Scion
  B) Bulb
  C) Rhizome
  D) Sucker
  Show Answer
  The correct answer is A .
• Question 1079: The very bright colours in some types of mushroom Options:
  A) are warning that they may be poisonous
  B) indicate they are very taste
  C) attract potential transporters of the spores
  D) perform the same function as bright colours in flowers
  Show Answer
  The correct answer is A .
• Question 1080: Which of the following constitute pollution? Options:
  A) Droppings from birds
  B) loud disco sound
  C) A pack of cigarettes
  D) Refuse in an incinerator
  Show Answer
  The correct answer is B .