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 1261:

  Which of the following statement is correct about Southern Guinea Savanna in Nigeria

  Options:
  A) It is the largest of all the biotic community in Nigeria
  B) It has plants species like Iroko, Opepe etc
  C) It has plants species like Iroko, Opepe etc
  D) It has no trees
  Show Answer
  The correct answer is A .
• Question 1262:

  Which of the following options correctly identifies excretory organs in animals?

  Options:
  A) Stomach, intestines, and bladder
  B) Lungs, kidneys, and skin
  C) Brain, spinal cord, and nerves
  D) Heart, liver, and spleen
  Show Answer
  The correct answer is B .
• Question 1263: Which of the following vertebrae lacks a centrum? Options:
  A) Atlas
  B) Axis
  C) Thoracic
  D) Lumbar
  Show Answer
  The correct answer is A .
• Question 1264: The one-seeded fuit in which the pericarp and the seed coat have become fused together is known as Options:
  A) achene
  B) samara
  C) caryopsis
  D) legume
  E) drupe
  Show Answer
  The correct answer is C .
• Question 1265: An example of a parasitic protozoan is Options:
  A) Paramecium
  B) Plasmodium
  C) Eughlena
  D) Chlamydomonas
  Show Answer
  The correct answer is B .
• Question 1266: The number of plants species obtained from a population study of a garden is as follows: Guinea grass (15), Ipomea spp (5), sida spp (7) and Imperata spp (23). What is the percentage of occurrence of Imperata spp? Options:
  A) 35%
  B) 16%
  C) 46%
  D) 23%
  Show Answer
  The correct answer is C .
• Question 1267:

  

  In the diagram, the organelle responsible for heredity is

  Options:
  A) iii
  B) iv
  C) ii
  D) i
  Show Answer
  The correct answer is A .
• Question 1268: Which of the following types of vertebrae occur in equal numbers in the rabbit, rat and man? Options:
  A) Caudal
  B) Thoracic
  C) Lumber
  D) Cervical
  E) Sacral
  Show Answer
  The correct answer is D .
• Question 1269: Sample of different soil types are packed in glass tubes whose lower ends are plugged with cotton wool, if these tubes are suspended in a trough of water, water will rise highest after a few hours in Options:
  A) sand
  B) loamy
  C) clay
  D) humus
  Show Answer
  The correct answer is A .
• Question 1270: Which of the following is an example of active transport? Options:
  A) Oxygen exchanging between red blood cells and liver cells
  B) Carbon dioxide exchanging between muscle cells and red blood cells
  C) Water moving out of the small intestine
  D) Sodium being reabsorbed in the kidney
  Show Answer
  The correct answer is D .