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 1841: A characteristics exhibited by all living organism is Options:
  A) sexual reproduction
  B) aerobic respiration
  C) the ability to move from one place to another
  D) the ability to move unwanted substances
  Show Answer
  The correct answer is A .
• Question 1842: The dental formula 13/3 c1/1 pm4/4 m2/3 is that of a Options:
  A) goat
  B) rabbit
  C) man
  D) dog
  Show Answer
  The correct answer is D .
• Question 1843: For pollination and fruit formation, the essential part(s) of the flower should be the Options:
  A) corolla
  B) ovary
  C) pistil (gynoecium)
  D) ovules
  E) receptacle
  Show Answer
  The correct answer is C .
• Question 1844:

  The number of times an organism occurs within a given area of a habitat is referred to as

  Options:
  A) Population growth rate
  B) Population frequency
  C) Population growth rate
  D) Population density
  Show Answer
  The correct answer is B .
• Question 1845: The butterfly is of great economic importance because Options:
  A) of its use in scientific studies
  B) it sucks nectar from flowers
  C) it adds to the beauty of the enviroment
  D) it polllinates flowers of crops and other plants
  Show Answer
  The correct answer is D .
• Question 1846: Which of the following sets of organisms represents the correct trends from simple to complex structural organization? 1. Mollusca 2. Platyhelminthes 3. Nematoda 4. Protozoa Options:
  A) 4 → 1 → 2 → 3
  B) 4 → 3 → 2 → 1
  C) 4 → 2 → 1 → 3
  D) 4 → 2 → 3 → 1
  Show Answer
  The correct answer is C .
• Question 1847: A pollutant that is mostly associated with acid rain is Options:
  A) Nitrogen (IV) Oxide
  B) Ozone
  C) Fluorine
  D) Carbon (IV) Oxide
  Show Answer
  The correct answer is A .
• Question 1848: An instrument used in measuring the speed of wind is Options:
  A) a barometer
  B) a wind gauge
  C) a wind vane
  D) an anemometer
  E) a hydrometer
  Show Answer
  The correct answer is D .
• Question 1849: In human reproduction, the zygote formed as a result of fertilization gets attached to the wall of the uterus. The process is called Options:
  A) Sexual reproduction
  B) Cohesion
  C) Pregnancy
  D) Implantation
  E) Viviparity
  Show Answer
  The correct answer is D .
• Question 1850: From his study of Galapagos finches, Darwin derived his theory of evolution from Options:
  A) comparative anatomy
  B) comparative physiology
  C) fossil remains
  D) comparative embryology
  Show Answer
  The correct answer is B .