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 741: The mushroom is an organism which feeds Options:
  A) parasitically
  B) saprophytically
  C) holozoically
  D) symbiotically
  E) autotrophically
  Show Answer
  The correct answer is B .
• Question 742: In the egg of a bird, the embryo is located in the Options:
  A) Yolk
  B) Embryo disc IV
  C) Chalaza
  D) Albumen
  Show Answer
  The correct answer is A .
• Question 743:

  Which of the following is an example of an adaptation for survival in social insects?

  Options:
  A) Migration to warmer climates
  B) Production of venom for defense
  C) Formation of complex caste systems
  D) Hibernation during winter months
  Show Answer
  The correct answer is C .
• Question 744: A person whose blood can be donated to all other people, must have the blood group Options:
  A) O
  B) AB
  C) B
  D) A
  E) none of the above
  Show Answer
  The correct answer is A .
• Question 745: Breathing root is an adaptation for survival in the Options:
  A) mangrove swamp
  B) desert
  C) arboreal habitat
  D) savanna
  Show Answer
  The correct answer is A .
• Question 746: In eukaryotic cells,cellular respiration takes place in the Options:
  A) nucleus
  B) cytoplasm
  C) centrioles
  D) mitochondrion
  Show Answer
  The correct answer is D .
• Question 747:

  I. High birth rate and high immigration rate

  II. Low birth rate and high immigration rate

  III. Low mortality rate and low emigration rate

  IV. High mortality rate and high emigration rate.

  Which combination of the above can cause rapid over-crowding in climax biotic communities and human settlements?

  Options:
  A) II and III
  B) I and III
  C) I and IV
  D) I and II
  Show Answer
  The correct answer is B .
• Question 748:

  One of the following is an effect of clay soil on vegetation

  Options:
  A) Supports luxuriant vegetation such as forest
  B) Supports scanty vegetation
  C) Does not support light vegetation
  D) Support arid vegetation
  Show Answer
  The correct answer is A .
• Question 749:

  

  Which of the labelled parts of the cell contains ribonucleic acid?

  Options:
  A) 1
  B) 2
  C) 3
  D) 5
  Show Answer
  The correct answer is C .
• Question 750: The appendicular skeleton is composed of the pectoral girdle Options:
  A) pelvic girdle, fore and hind limbs
  B) pelvic girdle and fore limns
  C) lumbar vertebrae and pelvic girdle
  D) lumbar vertebrae, fore and hind limbs
  Show Answer
  The correct answer is A .