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 2291:

  One important characteristics of green plant is that they

  Options:
  A) possess specialized sense organs
  B) Are usually motile
  C) Are autotropic
  D) Respond slowly to stimuli
  Show Answer
  The correct answer is C .
• Question 2292:

  Conversion of atmosphere carbon into chemical bond energy occurs during the process of?

  Options:
  A) transpiration
  B) photosynthesis
  C) digestion
  D) respiration
  Show Answer
  The correct answer is B .
• Question 2293:

  

  In the diagram, the part marked I will contain a high concentration of

  Options:
  A) ascorbic acid
  B) abscisic acid
  C) ethylene
  D) auxin
  Show Answer
  The correct answer is D .
• Question 2294: In a bakery, yeast is added to flour to make bread rise. This is possible because yeast produces Options:
  A) alcohol
  B) oxygen
  C) carbon dioxide
  D) energy
  E) ethanol
  Show Answer
  The correct answer is C .
• Question 2295: The vector for the malaria parasite is a Options:
  A) female edes mosquito
  B) female Anopheles mosquito
  C) female culex mosquito
  D) female culex mosquito
  Show Answer
  The correct answer is B .
• Question 2296:

  The glomerular filtrate contains the following except

  Options:
  A) Water
  B) Urea
  C) Blood Corpuscles
  D) Glucose
  Show Answer
  The correct answer is C .
• Question 2297: The flowering period of plants in a habitat is determined by the Options:
  A) duration of sunlight
  B) intensity and duration of rainfall
  C) relative humidity of the atmosphere
  D) temperature of the habitat
  Show Answer
  The correct answer is A .
• Question 2298: The gland that releases hormones into the blood are part of the Options:
  A) digestive system
  B) endocrine system
  C) circulatory system
  D) respiratory system
  Show Answer
  The correct answer is B .
• Question 2299: The initial volume of water poured into 60g bag of dry soil was 50ml and the amount that drained through was 35ml. The percentage water content of the fully soaked soil is therefore Options:
  A) 46.7
  B) 25.0
  C) 20.0
  D) 30.0
  E) 58.3
  Show Answer
  The correct answer is D .
• Question 2300:

  

  At what stage in this cycle can man be infected?

  Options:
  A) 2
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is B .