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 751: A phenomenon by which an animal goes into a state of dormancy during the dry season is called Options:
  A) hibernation
  B) aestivation
  C) incubation
  D) deactivation
  Show Answer
  The correct answer is B .
• Question 752:

  

  The structure labelled I represented the

  Options:
  A) phloem
  B) xylem
  C) cortex
  D) pericycle
  Show Answer
  The correct answer is D .
• Question 753:

  Which of the following is the primary organ involved in gas exchange during respiration in humans?

  Options:
  A) Diaphragm
  B) Bronchi
  C) Lungs
  D) Trachea
  Show Answer
  The correct answer is C .
• Question 754: Some of the features of an animal are scales, teeth, nares and backbone. The animal is likely to be a Options:
  A) Toad
  B) Bird
  C) Lizard
  D) Rat
  E) Bat
  Show Answer
  The correct answer is C .
• Question 755: One example of fossil fuels is Options:
  A) Limestone
  B) Coral
  C) Coal
  D) Firewood
  Show Answer
  The correct answer is C .
• Question 756: At which trophic level would the highest accumulation of a non-biodegradable substance occur? Options:
  A) Primary producers
  B) Tertiary consumers
  C) Primary consumers
  D) Secondary consumers
  Show Answer
  The correct answer is B .
• Question 757: The three important organs that are situated close to the stomach are Options:
  A) Kidney, liver and gall bladder
  B) pancreas, liver and kidney
  C) liver, kidney and spleen
  D) gall bladder, pancreas and spleen
  Show Answer
  The correct answer is D .
• Question 758: The community of plants in which the same species occur from year to year is the Options:
  A) annual species
  B) pioneer vegetation
  C) perennial species
  D) climax vegetation
  Show Answer
  The correct answer is D .
• Question 759: A peculiar characteristics of mammals is that they Options:
  A) have teeth
  B) are warm-blooded
  C) have lungs
  D) have sabaceous glands
  Show Answer
  The correct answer is D .
• Question 760: Carnivorous plants are usually found in areas Options:
  A) which are deficient of nitrate
  B) which are deficient of oxygen
  C) with low pH
  D) where insects are abundant
  Show Answer
  The correct answer is D .