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 261:

  

  The young chick is formed from

  Options:
  A) 3
  B) 3 and 4
  C) 1, 3 and 5
  D) 2
  E) 4
  Show Answer
  The correct answer is D .
• Question 262:

  

  In the diagram, the part labelled I represents the

  Options:
  A) base pairs
  B) ribose sugar
  C) phosphate linkage
  D) deoxyri-bose sugar
  Show Answer
  The correct answer is A .
• Question 263: Which of the following factors can reduce the population of a community? Options:
  A) Immigration
  B) edaphic
  C) predation
  D) mutualism
  Show Answer
  The correct answer is C .
• Question 264:

  The basis of growth involves the following processes except

  Options:
  A) Cell reduction
  B) Cell division
  C) Cell enlargement
  D) Cell differentiation
  Show Answer
  The correct answer is A .
• Question 265: The part of the brain responsible for peristalsis is the Options:
  A) Olfactory Lobe
  B) Medulla Oblongata
  C) Hypothallamus
  D) Thalamus
  Show Answer
  The correct answer is B .
• Question 266:

  

  Use the diagram above to answer this question.

  Oxygenated blood is pumped to the entire body from the part labelled

  Options:
  A) IV
  B) lll
  C) ll
  D) l
  Show Answer
  The correct answer is A .
• Question 267: The wings of a bat and those of a bird are examples of Options:
  A) convergent evolution
  B) continuous variation
  C) coevolution
  D) divergent evolution
  Show Answer
  The correct answer is A .
• Question 268: Which of the following is a common characteristic of crustaceans? Options:
  A) Possession of a pair of antennae
  B) Possession of two pairs of antennae
  C) Each segmented has a pair of walking legs
  D) Four pairs walking on the cephalothorax
  Show Answer
  The correct answer is B .
• Question 269: The richest source of vitamin A are Options:
  A) palm oil and groundnut oil
  B) palm oil and carrot
  C) rice and groundnut oil
  D) oranges and carrot
  Show Answer
  The correct answer is B .
• Question 270:

  

  In the diagram, the hawk is

  Options:
  A) an omnivore
  B) a primary consumer
  C) a tertiary consumer
  D) a scavenger
  Show Answer
  The correct answer is C .