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 2261: The neck region of the tape worm, (taenia) is responsible for the Options:
  A) production of egg
  B) storage of egg
  C) formation of new segment
  D) development of the suckers
  E) fragmentaion of the body segment
  Show Answer
  The correct answer is C .
• Question 2262: Fibrinogen and prothrombin play important roles in the Options:
  A) deamination of proteins
  B) clotting of blood
  C) detoxication of substances
  D) storage of vitamins
  Show Answer
  The correct answer is B .
• Question 2263: An anemometer is an instrument for measuring Options:
  A) relative humidity
  B) altitude
  C) wind speed
  D) turbidity
  E) salinity
  Show Answer
  The correct answer is C .
• Question 2264: The prothallus of fern is equivalent to the gametophyte generation of moss because it Options:
  A) is inconspicuous
  B) has rhizoids
  C) bears sexual organ
  D) is multicellular
  Show Answer
  The correct answer is C .
• Question 2265: If the gall bladder of a mammal is damaged, which of the following will be most seriously affected? Options:
  A) Glycolysis
  B) Digestion of starch
  C) Digestion of fats and oil
  D) Digestion of proteins
  Show Answer
  The correct answer is C .
• Question 2266: Which of the following lists of organs is directly involved in nutrition? Options:
  A) Oesophagus, bronchus, stomach, pancreas and anus
  B) spleen, pharynx, duodenum, jejunum and rectum
  C) Teeth, oesophagus, ileum lungs and large intestine
  D) Salivary gland, liver, stomach, villi and colon
  Show Answer
  The correct answer is D .
• Question 2267: People who suck petrol with their mouths run the risk of increasing in their blood the concentration of Options:
  A) iron
  B) lead
  C) calcium
  D) magnesium
  Show Answer
  The correct answer is B .
• Question 2268:

  

  An economic importance of the organism represented by IV is that

  Options:
  A) it transmit water borne disease to humans
  B) it is distructive to farm crops
  C) its faeces pollutes drinkng water
  D) it helps in the control of mosquito larvae
  Show Answer
  The correct answer is B .
• Question 2269: Chewing the cud is an adaptation peculiar to Options:
  A) Herbivores
  B) Omnivores
  C) Rodents
  D) Ruminants
  Show Answer
  The correct answer is D .
• Question 2270: Which of the following characteristics is common to Amoeba and Paramecium? Options:
  A) Oral groove
  B) Trichocyst
  C) Contractile vacuole
  D) Cilia
  Show Answer
  The correct answer is C .