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 41: The biological association that contributes directly to succession in a community is Options:
  A) competition
  B) predation
  C) parasitism
  D) commensalism
  Show Answer
  The correct answer is A .
• Question 42:

  The membrane around the vacuole is known as

  Options:
  A) Elaioplast
  B) Amyloplast
  C) Tonoplast
  D) Cytoplast
  Show Answer
  The correct answer is C .
• Question 43: People wit sickle-cell anaemia have haemoglobin Options:
  A) S and are homozygous recessive
  B) A and are heterozygous recessive
  C) S and are heterozygous recessive
  D) A and are homozygous recessive
  Show Answer
  The correct answer is A .
• Question 44: An accurate identification of a rapist can be carried out by conducting a Options:
  A) RNA analysis
  B) DNA analysis
  C) blood group text
  D) behavioural traits test
  Show Answer
  The correct answer is B .
• Question 45: In which of the following tissue do the cells have the ability to divide? Options:
  A) Meristem
  B) Sclerenchyma
  C) Phloem
  D) Collenchyma
  E) Pith
  Show Answer
  The correct answer is A .
• Question 46:

  Which of the following diseases is not hereditary?

  Options:
  A) Albinism
  B) Scabies
  C) Haemophilla
  D) Colour blindness
  Show Answer
  The correct answer is B .
• Question 47: Cold blooded animals are referred to as Options:
  A) poikilothermic
  B) homothermic
  C) polythermic
  D) homeostatic
  Show Answer
  The correct answer is A .
• Question 48: For growth to occur in organisms, the rate of Options:
  A) food storage must be low
  B) catabolism must exceed that of anabolism
  C) anabolism must exceed that of catabolism
  D) food storage must be high
  Show Answer
  The correct answer is C .
• Question 49: One of the accessory organs of the digestive system is the Options:
  A) Kidney
  B) Spleen
  C) liver
  D) lung
  Show Answer
  The correct answer is C .
• Question 50:

  Which of the following is TRUE of the process of conjugation in Paramecium?

  Options:
  A) Micronucleus disintegrates
  B) Each ex-conjugant divides only once
  C) Macro nucleus undergoes division
  D) Each micronucleus divides twice
  Show Answer
  The correct answer is D .