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 871:

  Swollen, bleeding gums are another common sign of which vitamin?

  Options:
  A) Vitamin K
  B) Vitamin B
  C) Vitamin C
  D) Vitamin D
  Show Answer
  The correct answer is C .
• Question 872: One reason for the success of Mendel's work is that the Options:
  A) was the first to carry out research work on modern genetics
  B) introduced quantitative and qualitative elements into his work
  C) selected two characteristics only at a time for study
  D) drew up his laws of inheritance based on his knowledge of chromosomes
  Show Answer
  The correct answer is D .
• Question 873: The breaking down of food in the alimentary canal is called Options:
  A) digestion
  B) egestion
  C) excretion
  D) ingestion
  Show Answer
  The correct answer is A .
• Question 874:

  

  The flower shown above is

  Options:
  A) complete, regular, hermaphroditic with superior ovary
  B) incomplete, regular, staminate with inferior ovary
  C) complete, regular, hermaphroditic with inferior ovary
  D) incomplete, irregular, pistillate with superior ovary
  Show Answer
  The correct answer is C .
• Question 875: Which of the following organisms has lost the pentadactyl limb structure? Options:
  A) Bat
  B) Fish
  C) Frog
  D) Pigeon
  Show Answer
  The correct answer is C .
• Question 876: Plants that have special devices for trapping and digesting insects are Options:
  A) carnivorous
  B) symbiotic
  C) parasitic
  D) saprophytic
  Show Answer
  The correct answer is A .
• Question 877:

  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 878: Example of competitors are Options:
  A) lizard and mouse
  B) snake and lizard
  C) grasshopper and mouse
  D) rabbit and snake
  Show Answer
  The correct answer is B .
• Question 879: The vector of the malaria parasite is Options:
  A) female Aedes mosquito
  B) female Anophelous mosquito
  C) male Culex mosquito
  D) female Culex mosquito
  Show Answer
  The correct answer is B .
• Question 880: In bryophytes, sex organs are produced in the Options:
  A) protonema
  B) sporophyte
  C) gametophyte
  D) rhizoid
  Show Answer
  The correct answer is C .