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 2191: In the whistling pine, leaves are reduced to brown scales and young stems are green. This is an adaptation for Options:
  A) obtaining food
  B) conserving nutrients
  C) storing water
  D) reducing transpiration
  Show Answer
  The correct answer is D .
• Question 2192:

  Which of the following is an example of a behavioral adaptation for survival in animals?

  Options:
  A) Sharp teeth
  B) Migration
  C) Wings
  D) Camouflage
  Show Answer
  The correct answer is B .
• Question 2193: The recycling method of solid waste disposal is unsuitable for Options:
  A) organic matter
  B) glass
  C) plastic
  D) metal scraps
  Show Answer
  The correct answer is A .
• Question 2194: The most important hormone that induces the ripening of fruit is Options:
  A) Ethylene
  B) Indole acetic acid
  C) Gibberallin
  D) Cytokinin
  Show Answer
  The correct answer is A .
• Question 2195: Which of the following pairs are social insects? Options:
  A) Termite and locust
  B) Ants and wap
  C) Cockroach and bee
  D) Termite and bee
  Show Answer
  The correct answer is D .
• Question 2196:

  The growth of mucor on a piece of bread is?

  Options:
  A) scavenging
  B) commensalism
  C) autotrophism
  D) saprophytism
  Show Answer
  The correct answer is D .
• Question 2197:

  Only specially adapted micro-organisms are found in

  Options:
  A) Salty water
  B) Humid air
  C) Moist soil
  D) Mouth cavities
  Show Answer
  The correct answer is A .
• Question 2198: A phenotypic character with intermediate forms that can be graded from one extreme to the other is referred to as Options:
  A) discontinuous variation
  B) continuous variation
  C) a mutant
  D) a genome
  Show Answer
  The correct answer is B .
• Question 2199: One distinctive feature in the life history of liverworts is that they exhibit Options:
  A) Alternation of generation
  B) Vegetative reproduction
  C) Asexual reproduction
  D) Sexual reproduction
  Show Answer
  The correct answer is A .
• Question 2200:

  Which of the following statements is true about sandy soil?

  Options:
  A) has limited air space
  B) is light and easy to dig
  C) drains slowly
  D) is heavy and poorly aerated
  Show Answer
  The correct answer is B .