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 2061: The spots and stripes of the leopard and tiger are example of Options:
  A) cryptic colouration
  B) warning colouration
  C) disruptive colouration
  D) counter shading
  Show Answer
  The correct answer is C .
• Question 2062: The organ located within the duodenal loop in the mamal is the Options:
  A) spleen
  B) pancreas
  C) liver
  D) gall bladder
  Show Answer
  The correct answer is B .
• Question 2063: Which of the following instruments is used to measure wind speed? Options:
  A) Thermometer
  B) Barometer
  C) Hygrometer
  D) Anemometer
  Show Answer
  The correct answer is D .
• Question 2064: An example of monohybride inheritance in man is Options:
  A) astigmatism
  B) cretinism
  C) hyperthyroidism
  D) albinism
  Show Answer
  The correct answer is D .
• Question 2065: The movement response of a cockroach away from a light source can be described as Options:
  A) positive phototaxism
  B) negative phototaxism
  C) negative phototropism
  D) positive phototropism
  Show Answer
  The correct answer is B .
• Question 2066:

  

  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 2067: Euglene is an autotrophic organism because it Options:
  A) has flagella
  B) has plant and animal features
  C) is found in water
  D) can manufacture its food
  E) move fast
  Show Answer
  The correct answer is D .
• Question 2068:

  Which component of blood is responsible for carrying oxygen to the body tissues?

  Options:
  A) Platelets
  B) White blood cells
  C) Red blood cells
  D) Plasma
  Show Answer
  The correct answer is C .
• Question 2069: the function of lenticels is Options:
  A) to remove excess water in plant
  B) to absorb water from the atmosphere
  C) for gaseous exchange
  D) to absorb light
  E) to store food
  Show Answer
  The correct answer is C .
• Question 2070: The behavioural adaptation in social insects could best be described as Options:
  A) symbiosis
  B) saprophytism
  C) parasitism
  D) commensalisms
  Show Answer
  The correct answer is A .