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 1271:

  

  During the movement of the fish from point A to target B, one of these parts is not involved

  Options:
  A) 7
  B) 5
  C) 3
  D) 6
  E) 10
  Show Answer
  The correct answer is E .
• Question 1272: During mammalian embryo development, large amounts of oestrogen and progesterone are produced in the Options:
  A) umbilical cord
  B) amnion
  C) placenta
  D) amniotic fluid
  Show Answer
  The correct answer is C .
• Question 1273: Which of the following hormones is produced during fright or when agitated? Options:
  A) Insulin
  B) Adrenalin
  C) Thyroxine
  D) Pituitrin
  E) Progesterone
  Show Answer
  The correct answer is B .
• Question 1274: The kind of teeth used for tearing food materials is the Options:
  A) fang
  B) canine
  C) premolar
  D) carnassial
  E) incisor
  Show Answer
  The correct answer is B .
• Question 1275: The basking of Agama lizards in the sun is to Options:
  A) change the colour of their body
  B) raise their body temperature to become active
  C) fight to defend their territories
  D) attract the female for courtship
  Show Answer
  The correct answer is B .
• Question 1276: The theory of survival of the fittest was propounded by Options:
  A) Darwin
  B) Lamarck
  C) Linnaeus
  D) Mendel
  Show Answer
  The correct answer is A .
• Question 1277: Which of the following is an example of active transport? Options:
  A) Oxygen exchanging between red blood cells and liver cells
  B) Carbon dioxide exchanging between muscle cells and red blood cells
  C) Water moving out of the small intestine
  D) Sodium being reabsorbed in the kidney
  Show Answer
  The correct answer is D .
• Question 1278: A population is defined as the collection of Options:
  A) Similar organism that are found in the same habitat
  B) Similar organisms that breed in the same habitat
  C) Similar organisms that interbreed freely in the same habitat
  D) Similar organism eating the same food
  E) Different organisms in the same habitat
  Show Answer
  The correct answer is C .
• Question 1279: Identical twins are produced under one of the following conditions Options:
  A) Two oval fertilized at the same time by two sperm
  B) one ovum ferilized divides to give two embryos
  C) one ovum fertilized, twins formed shortly before birth
  D) Two ova fertilized by one sperm
  E) one ovum fertilized by two sperm
  Show Answer
  The correct answer is B .
• Question 1280: An organism having one pair of identical genes is Options:
  A) a heterozygote
  B) a hybride
  C) an allelomorph
  D) a homozygote
  E) a diploid
  Show Answer
  The correct answer is D .