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 1331: Which of the following is a feature of the population pyramid of a developing country? Options:
  A) long lifespan
  B) low birth rate
  C) low death rate
  D) short lifespan
  Show Answer
  The correct answer is C .
• Question 1332:

  Which of the following statements best describes the role of competition in the process of adaptation?

  Options:
  A) Competition leads to the selection of individuals with favorable traits for survival and reproduction
  B) Competition ensures equal distribution of resources among individuals in a population
  C) Competition leads to the development of new traits and adaptations in a population
  D) Competition reduces the need for adaptations as individuals coexist peacefully
  Show Answer
  The correct answer is A .
• Question 1333:

  The natural place of an organism or community is known as

  Options:
  A) Niche
  B) Habit
  C) Biome
  D) Habitat
  Show Answer
  The correct answer is D .
• Question 1334: Cold blooded animals are referred to as Options:
  A) poikilothermic
  B) homothermic
  C) polythermic
  D) homeostatic
  Show Answer
  The correct answer is A .
• Question 1335:

  

  The lime water in container B turned milky because

  Options:
  A) carbon dioxide was produced by plant
  B) during respiration carbon dioxide entered C
  C) oxygen reacts with lime water to produce milkiness
  D) soda lime did not remove carbon dioxide from air
  E) the delivery tubes were not well connected
  Show Answer
  The correct answer is A .
• Question 1336: Water fleas, wood lice and barnacles belong to the group Options:
  A) arachnida
  B) crustacea
  C) insecta
  D) chilopoda
  Show Answer
  The correct answer is B .
• Question 1337:

  

  In the diagram, the experiment demonstrates

  Options:
  A) geotropism
  B) thigmotropism
  C) phototropism
  D) hydrotropism
  Show Answer
  The correct answer is A .
• Question 1338: Which of the following statements is NOT true of menstruation? Options:
  A) It occurs monthly
  B) The discharge contains amniotic fluid
  C) Its signifies no conception
  D) It involves the lining of uterus
  E) It may cause pains
  Show Answer
  The correct answer is B .
• Question 1339: If a ring of bark and phloem is removed from a stem, the Options:
  A) plant dies immediately
  B) plant dies after two days
  C) movement of food is not affected
  D) movement of minerals is hardly affected
  Show Answer
  The correct answer is D .
• Question 1340:

  The sequence of the one-way gaseous exchange mechanism in a fish is?

  Options:
  A) mouth --> operculum -> gills
  B) mouth -> gills > operculum
  C) operculum > gills -> mouth
  D) gills -> operculum --> mouth
  Show Answer
  The correct answer is B .