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 1061:

  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 1062: The nephridia in the earthworm form part of the Options:
  A) reproductive system
  B) respiratory system
  C) circulatory system
  D) excretory system
  Show Answer
  The correct answer is D .
• Question 1063: If the cross of a red-flowered plant with a white-flowered plant produces a pink-flowered plant, it is an example of Options:
  A) codominance
  B) incomplete dominance
  C) mutation
  D) linkage
  Show Answer
  The correct answer is B .
• Question 1064: A fruit formed from a single flower having several free carpels is Options:
  A) a multiple fruit
  B) a dry dehiscent fruit
  C) a dry indehiscent fruit
  D) a simple fruit
  E) an aggregate fruit
  Show Answer
  The correct answer is E .
• Question 1065:

  

  In the diagram, A unique characteristic that distinguishes the class of vertebrates represented from other vertebrates is the presence of

  Options:
  A) two pair of limbs
  B) scales on the lower legs
  C) a pair of wings
  D) a covering of feathers
  Show Answer
  The correct answer is D .
• Question 1066:

  In the mammalian respiratory system. exchange of gases occurs in the?

  Options:
  A) lungs
  B) bronchi
  C) bronchioles
  D) alveoli
  Show Answer
  The correct answer is D .
• Question 1067: Which of the following requires the use of carbon dating to prove that evolution has occurred? Options:
  A) Comparative anatomy
  B) Biochemical similarities
  C) molecular records
  D) Fossil records
  Show Answer
  The correct answer is D .
• Question 1068: A group of organisms of the same kind inhabiting the same environment is called Options:
  A) ecosystem
  B) habitat
  C) population
  D) species
  Show Answer
  The correct answer is D .
• Question 1069:

  The change in the genetic make up of an organism resulting in an inheritable characteristics which is new is

  Options:
  A) Mutation
  B) Locus
  C) Hybrid
  D) Diploid
  Show Answer
  The correct answer is A .
• Question 1070:

  Which is an animal without red blood cells?

  Options:
  A) Frog
  B) Earthworm
  C) Snake
  D) Peacock
  Show Answer
  The correct answer is B .