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 1091: The fins making up the limbs of the bony fish are Options:
  A) caudal and ventral
  B) ventra and pelvic
  C) pelvic and pectoral
  D) pectoral and dorsal
  Show Answer
  The correct answer is C .
• Question 1092: Etiolation is caused by the influence of Options:
  A) minerals salt
  B) water
  C) carbondioxide
  D) light
  Show Answer
  The correct answer is D .
• Question 1093: A germinating seed requires oxygen which is essential for Options:
  A) Converting carbohydrate into glucose
  B) Transporting energy from one part of the plant to another
  C) The production of energy by oxidising essential carbohydrate
  D) Hydrolysis of proteins
  E) The formation of water molecules within the germinating seed
  Show Answer
  The correct answer is C .
• Question 1094: In the reproduction of mosses, water is essential because Options:
  A) they live in moist habitats
  B) they cannnot reproduce without water
  C) the male ganetes must swim to fertilize the ovum
  D) they produce spores
  Show Answer
  The correct answer is C .
• Question 1095:

  

  In the diagram, it shows that the orgasms are

  Options:
  A) hermaphrodite
  B) viviparous
  C) oviparous
  D) ovoviviparous
  Show Answer
  The correct answer is C .
• Question 1096:

  The development of big muscles by a wrestler is an example of?

  Options:
  A) acquired characteristics
  B) inherited characteristics
  C) mutation
  D) atrophication
  Show Answer
  The correct answer is A .
• Question 1097:

  

  The experiment is used to demonstrate that

  Options:
  A) plants lose water through guttation
  B) transpiration occurs through the leaves
  C) water is necessary for photosynthesis
  D) leaves are important to photosynthesis
  Show Answer
  The correct answer is B .
• Question 1098: An example of cryptic colouration is the Options:
  A) Mottled colours on the moths that rest in lichens
  B) bright colour of an insect pollinated flower
  C) Green colour of a plant
  D) Bright marks on poisonous tropical frog on veriegated leaves
  Show Answer
  The correct answer is A .
• Question 1099: In animals, cilia, flagella, pseudopodia and chaetae, can be used for Options:
  A) reproduction
  B) fighting
  C) attachment to plants
  D) locomotion
  E) locating sensation
  Show Answer
  The correct answer is D .
• Question 1100: The carrying capacity of a habitat is reached when the population growth begins to Options:
  A) increase slowly
  B) increase exponentially
  C) slow down
  D) remain steady
  Show Answer
  The correct answer is D .