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 951: The animals that move by means of flagella include Options:
  A) Chlamydomonas and Euglena
  B) Planeria and Amoeba
  C) Amoeba and Hydra
  D) Paramecium and Planeria
  Show Answer
  The correct answer is A .
• Question 952: Which of the following is one of Lamarck's theories? Options:
  A) Some variations are more favourable to existence in a given environment than others
  B) All living organisms are constantly involved in a struggle to existence
  C) The size of a given population remains fairly constant
  D) New species originates through the inheritance of acquired traits
  Show Answer
  The correct answer is D .
• Question 953: Coelom is absent in the class of animals termed Options:
  A) mollusca
  B) reptilia
  C) arthropoda
  D) coelenterata
  Show Answer
  The correct answer is D .
• Question 954:

  

  Use the diagram above to answer this question.

  The process illustrated is

  Options:
  A) gametogenesis
  B) sporulation
  C) sexual reproduction in Spirogyra
  D) sexual reproduction in Rhizopus
  Show Answer
  The correct answer is D .
• Question 955: Which of the following ecological factors are common to both terrestrial and aquatic habitats? Options:
  A) Rainfall, temperature and light
  B) Salinity, rainfall and altitude
  C) Tides, wind, rainfall and altitude
  D) pH, salinity, rainfall and humidity.
  Show Answer
  The correct answer is A .
• Question 956: Yellowing of leaves is a symptom associated with deficiency of Options:
  A) iron, calcium and magnesium
  B) nitrogen, sulphur and potassium
  C) sulphur, phosphorus and iron
  D) magnesium, nitrogen and iron
  Show Answer
  The correct answer is D .
• Question 957:

  Which of the following organs can be considered vestigial in humans but functional in other mammals

  Options:
  A) The liver
  B) Appendix
  C) Rectum
  D) Stomach
  Show Answer
  The correct answer is B .
• Question 958: Proboscis is a structure that is mostly found in Options:
  A) insects
  B) tapeworms
  C) amphibians
  D) molluses
  Show Answer
  The correct answer is A .
• Question 959:

  Animals are said to gregarious when

  Options:
  A) they survive adverse conditions of cold weather
  B) they transmit information from one individual to another
  C) they are of the same species moving together in a group
  D) they give an alarm to alert others to show the normal protective behaviour of the group when danger threatens
  Show Answer
  The correct answer is C .
• Question 960: Plants which can survive in places where the water supply is limited are Options:
  A) bryophytes
  B) mesophytes
  C) xerophytes
  D) hydrophytes
  E) pteridophytes
  Show Answer
  The correct answer is C .