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 1851:

  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 1852: In the diagram, the function of the part labelled is to Options:
  A) produce egg cells
  B) protect sperms during fertilization
  C) secrete hormones during coitus
  D) protect the developing embryo
  Show Answer
  The correct answer is A .
• Question 1853:

  Which of the following statement is correct about Southern Guinea Savanna in Nigeria

  Options:
  A) It is the largest of all the biotic community in Nigeria
  B) It has plants species like Iroko, Opepe etc
  C) It has plants species like Iroko, Opepe etc
  D) It has no trees
  Show Answer
  The correct answer is A .
• Question 1854:

  The most important plant hormone is

  Options:
  A) cytokinin
  B) abscisic acid
  C) auxin
  D) gibberellin
  Show Answer
  The correct answer is C .
• Question 1855: The causative agent of Poliomyelitis is Options:
  A) Virus
  B) Fungus
  C) Protozoan
  D) Bacterium
  Show Answer
  The correct answer is A .
• Question 1856: Soil with the finest particles is called Options:
  A) silt
  B) clay
  C) sand
  D) gravel
  Show Answer
  The correct answer is B .
• Question 1857:

  

  In the diagram, the genotypic ratio of the offspring of the cross is

  Options:
  A) 1:2
  B) 1:2:1
  C) 1:1:1:1
  D) 3:1
  Show Answer
  The correct answer is B .
• Question 1858:

  

  Using the diagram, A plant that exhibits the type of reproduction shown in IV is

  Options:
  A) cola
  B) ginger
  C) bryophyllum
  D) sugar cane
  Show Answer
  The correct answer is C .
• Question 1859: Bryophtes are different from flower because they Options:
  A) live in moist habita
  B) are small plants
  C) reproduce sexually and asexually
  D) have small leaves
  E) have no vascular tissue
  Show Answer
  The correct answer is E .
• Question 1860:

  

  The breeding posture illustrated in the diagram is known as

  Options:
  A) mating
  B) amplexus
  C) courtship display
  D) reproductive swimming
  Show Answer
  The correct answer is B .