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 1531: Homologous pairs of chromosome separate during Options:
  A) Cytolysis
  B) Cleavage
  C) Mitosis
  D) Meiosis
  Show Answer
  The correct answer is D .
• Question 1532: The part of cell that is responsible for the production of energy is Options:
  A) cell membrane
  B) cytoplasm
  C) mitochondrion
  D) nucleus
  Show Answer
  The correct answer is C .
• Question 1533: One of the following exist as colony Options:
  A) euglena
  B) paramecium
  C) spirogyra
  D) volvox
  Show Answer
  The correct answer is D .
• Question 1534:

  Which of the following organisms is a primary consumer?

  Options:
  A) dog
  B) sheep
  C) grass
  D) fungus
  Show Answer
  The correct answer is B .
• Question 1535: According to Darwin, the driving force behind evolutionary change is Options:
  A) natural selection
  B) genetic drift
  C) mutation
  D) gene flow
  Show Answer
  The correct answer is A .
• Question 1536: In vegetation propagation, which of the following requires part of another plant to develop? Options:
  A) Scion
  B) Bulb
  C) Rhizome
  D) Sucker
  Show Answer
  The correct answer is A .
• Question 1537:

  The change in the genetic make up of an organism resulting in an inheritable characteristics which is new is

  Options:
  A) Mutation
  B) Locus
  C) Hybrid
  D) Diploid
  Show Answer
  The correct answer is A .
• Question 1538: A group of organisms of different species living in a particular area is described as a Options:
  A) colony
  B) community
  C) population
  D) niche
  Show Answer
  The correct answer is B .
• Question 1539:

  

  The graph above shows the relationship between the body and atmospheric temperature for dog and lizard. What is the most appropriate deduction that could be made from the graph?

  Options:
  A) Lizards are more likely to survive hazards than dogs
  B) Both animals maintain a constant body temperature
  C) The dog's body temperature is independent of the external temperature
  D) The lizard's body temperature varies with that of the dog
  Show Answer
  The correct answer is C .
• Question 1540:

  Physiological adaptation to very dry conditions in animal demonstrates

  Options:
  A) Xeromorphism
  B) Hibernation
  C) Aestivation
  D) Rejuvenation
  Show Answer
  The correct answer is C .