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 831: The jointed structure in insects that bears organs which are sensitive to touch, smell and vibration is the Options:
  A) maxilla
  B) labium
  C) antenna
  D) abdomen
  Show Answer
  The correct answer is C .
• Question 832: A mammal with red fur and long ears was crossed with another having white fur and short ears. If the offspring had a red fur and short ears, the Options:
  A) character are linked
  B) character are not linked
  C) parents are related
  D) parents are not related
  Show Answer
  The correct answer is A .
• Question 833: The plants that grow in deserts or very dry areas are referred to as Options:
  A) mesophytes
  B) hydrophytes
  C) epiphytes
  D) xerophytes
  Show Answer
  The correct answer is D .
• Question 834: Spirogyra and mucor can be grouped together as Thallophyta because Options:
  A) They are unicellular organisms
  B) Their spores could be dispersed by wind
  C) They are capable of living independent lives
  D) They reproduce sexually only
  E) Their bodies are made up of thallus and filaments alternatively
  Show Answer
  The correct answer is E .
• Question 835: 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 836: Which of the following relationship involves only one organism? Options:
  A) Saprophytism
  B) commensalism
  C) Parasitism
  D) Symbiosis
  Show Answer
  The correct answer is A .
• Question 837: The transect method can be used in ecology to show the Options:
  A) Number of plants and animals in a habitat
  B) Population of a particular plant species
  C) Distribution of organisms along a line
  D) Heights of trees in section of a forest
  E) Number of young plants across a forest
  Show Answer
  The correct answer is A .
• Question 838:

  

  Primary consumers are found in

  Options:
  A) 1, 2 and 3
  B) 1, 3 and 7
  C) 2, 3 and 7
  D) 2, 4 and 5
  Show Answer
  The correct answer is C .
• Question 839:

  De-oxygenated blood is transported to the lungs through the

  Options:
  A) renal vein
  B) hepatic portal vein
  C) pulmonary artery
  D) pulmonary vein
  Show Answer
  The correct answer is C .
• Question 840: In most true ferns sporangia are grouped into Options:
  A) indusium
  B) fronds
  C) prothalli
  D) sari
  Show Answer
  The correct answer is D .