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 2171: When sickle cell carrier marries a normal woman, the probability of them having a normal offspring is Options:
  A) 0.75
  B) 0.25
  C) 0.5
  D) .1
  Show Answer
  The correct answer is C .
• Question 2172:

  

  Food is stored in the structure labelled

  Options:
  A) III
  B) I
  C) IV
  D) II
  Show Answer
  The correct answer is C .
• Question 2173: The possession of scales, laying of eggs with shells and bony structure of the head are characteristics shared by Options:
  A) birds and reptiles
  B) fishes and birds
  C) reptiles and fishes
  D) birds and molluscs
  Show Answer
  The correct answer is A .
• Question 2174: In bryophytes, sex organs are produced in the Options:
  A) protonema
  B) sporophyte
  C) gametophyte
  D) rhizoid
  Show Answer
  The correct answer is C .
• Question 2175: The maize grain is regarded as a fruit and not a seed because Options:
  A) it has a coleorhiza
  B) it has a coleoptile
  C) of the relatively large endosperm
  D) there is the remain of a style
  E) of the relatively small scutellum
  Show Answer
  The correct answer is D .
• Question 2176:

  Which of the following structures is not a skeletal material?

  Options:
  A) Chitin
  B) Cartilage
  C) Bone
  D) Muscle
  Show Answer
  The correct answer is D .
• Question 2177:

  Spirogyra reproduces vegetatively by

  Options:
  A) spore production
  B) fragmentation
  C) multiple fission
  D) budding
  E) binary fission
  Show Answer
  The correct answer is B .
• Question 2178: Which of the following possesses mammary gland? Options:
  A) Dogfish
  B) whale
  C) shark
  D) catfish
  Show Answer
  The correct answer is B .
• Question 2179: The vascular tissues in higher plants are responsible for Options:
  A) the movement of food and water
  B) suction pressure
  C) transpiration pull
  D) the transport of gases and water
  Show Answer
  The correct answer is A .
• Question 2180: Which blood cell are involved in the immune response of vertebrates? Options:
  A) Phagoecytes
  B) lymphocytes
  C) erythrocytes
  D) monocytes
  Show Answer
  The correct answer is B .