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 1231:

  Which of the following is a mixed gland?

  Options:
  A) Pituitary
  B) Adrenal
  C) Pancreas
  D) Ovary
  Show Answer
  The correct answer is C .
• Question 1232:

  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 1233: Which of the following will not allow osmosis to take place Options:
  A) pig's bladder
  B) cellophane
  C) parchment paper
  D) transparent polythene
  E) cow's bladder
  Show Answer
  The correct answer is D .
• Question 1234: A tapeworm has no alimentary canal because Options:
  A) It is autotrophic
  B) It does not feed
  C) It has no enzymes
  D) Its body absorbs digested food
  E) The suckers on the scolex suck blood
  Show Answer
  The correct answer is D .
• Question 1235:

  Which of the following statement describes an autonomic nervous system

  Options:
  A) It always stimulates effectors
  B) Activities are voluntary
  C) It dials with external stimuli and their responses
  D) It affects glands, cardia muscles and smooth muscles
  Show Answer
  The correct answer is D .
• Question 1236: Size, colour and fingerprints are examples of ______ Options:
  A) physiological variation
  B) discontinuous variation
  C) morphological variation
  D) adaptive variation
  Show Answer
  The correct answer is C .
• Question 1237: A green snake in green grass is able to escape notice from predators because of its Options:
  A) disruptive colouration
  B) counter shading
  C) warning colouration
  D) cryptic colouration
  Show Answer
  The correct answer is D .
• Question 1238:

  

  The range at which soil essential elements concentration is recorded for optimal plant growth is marked

  Options:
  A) IV
  B) III
  C) II
  D) I
  Show Answer
  The correct answer is B .
• Question 1239:

  The basis of growth involves the following processes except

  Options:
  A) Cell reduction
  B) Cell division
  C) Cell enlargement
  D) Cell differentiation
  Show Answer
  The correct answer is A .
• Question 1240: The theory of natural selection was developed by Options:
  A) Lamarck and Darwin
  B) Darwin and Wallace
  C) Wallace and Mendel
  D) Mendel and Larmack
  Show Answer
  The correct answer is B .