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 331: In mammals, the organ directly on top of the kidney is the Options:
  A) thyroid gland
  B) adrenal grand
  C) pancreas
  D) prostate gland
  Show Answer
  The correct answer is B .
• Question 332:

  

  In the diagram, the genotypic ratio of the offspring of the cross is

  Options:
  A) 1:2
  B) 1:2:1
  C) 1:1:1:1
  D) 3:1
  Show Answer
  The correct answer is B .
• Question 333:

  

  The part labelled II is responsible for

  Options:
  A) photosynthesis
  B) respiration
  C) protein synthesis
  D) excretion
  Show Answer
  The correct answer is B .
• Question 334: Ecological succession ends with the formation of a stable Options:
  A) niche
  B) population
  C) pioneer community
  D) climax community
  Show Answer
  The correct answer is D .
• Question 335: Which of the following groups of invertebrates reproduces by budding? Options:
  A) Arthropoda
  B) Annelides
  C) Mollusces
  D) Coelenterata
  Show Answer
  The correct answer is D .
• Question 336: When a peacock displays its colourful feathers, it is Options:
  A) ready for a fight
  B) protecting itself from predators
  C) protecting its mate from predators
  D) courting a female
  Show Answer
  The correct answer is D .
• Question 337: Which of these is the terminal portion of the alimentary canal of a mammal? Options:
  A) Oesophagus
  B) Stomach
  C) Rectum
  D) Colon
  E) Appendix
  Show Answer
  The correct answer is C .
• Question 338: The dry indehiscent, winged fruit formed from one one carpel is known as Options:
  A) Schizocarp
  B) Caryopsis
  C) Samara
  D) Nut
  E) Follicle
  Show Answer
  The correct answer is C .
• Question 339: Oxygen from the atmosphere reaches the mammalian blood stream through one of the path indicated below. Indicate the correct path, a = mouth, b = trachea, c = bronchiole, d = nostril, e = bronchus, f = alveoli Options:
  A) a → b → e → f → d
  B) b → d → f → e → c
  C) d → b → e → c → f
  D) b → a → f → e → c
  E) f → e → c → d → c
  Show Answer
  The correct answer is C .
• Question 340:

  

  The part labelled X is the

  Options:
  A) axon
  B) cell body
  C) terminal dendrites
  D) synapse
  Show Answer
  The correct answer is B .