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 881: A pair of genes that control a trait is referred to as Options:
  A) an allele
  B) recessive
  C) dominant
  D) a hybird
  Show Answer
  The correct answer is A .
• Question 882: The pineapple fruit is best described as Options:
  A) aggregate, succulent and indehiscent
  B) aggregate, succulent and dehiscent
  C) multiple, succulent and indehiscent
  D) multiple, succulent and dehiscent
  Show Answer
  The correct answer is C .
• Question 883: The habitat of the cysticercus of taenia solium is Options:
  A) Alimentary canal of cattle
  B) Muscles of pig
  C) Alimentary canal of pig
  D) Muscles of cattle
  Show Answer
  The correct answer is B .
• Question 884:

  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 885: The two keys cation involved in the action potential of nervous transmissions are Options:
  A) Na⁺ an Fe²⁺
  B) Mg²⁺ and K⁺
  C) Na⁺ and K⁺
  D) Fe²⁺ and Mg²⁺
  Show Answer
  The correct answer is C .
• Question 886: Green plants are important in the ecosystem because they are Options:
  A) primary consumers
  B) producers
  C) decomposers
  D) secondary consumers
  E) scavengers
  Show Answer
  The correct answer is B .
• Question 887: Which of the following does a virus have in common with animal cells? Options:
  A) Nucleus
  B) DNA
  C) Gycogen
  D) Cytoplasm
  Show Answer
  The correct answer is B .
• Question 888: The response of plants to external stimuli in a non-directional manner is known as Options:
  A) Tactic movement
  B) Phototropism
  C) Geotropism
  D) Nastic movement
  Show Answer
  The correct answer is D .
• Question 889: The movement of plant in response to external stimulus of no particular direction is Options:
  A) taxism
  B) tropism
  C) hyptotropic movement
  D) nastic movement
  E) phototropism
  Show Answer
  The correct answer is D .
• Question 890:

  Examples of animals with mammary glands include the following except

  Options:
  A) Cow
  B) Goat
  C) Pig
  D) Hen
  Show Answer
  The correct answer is D .