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: Fruits which develop without fertilization of the ovule are Options:
  A) false
  B) multiple
  C) aggrgate
  D) parthenocarpic
  Show Answer
  The correct answer is D .
• Question 2172: The part of cell that is responsible for the production of energy is Options:
  A) cell membrane
  B) cytoplasm
  C) mitochondrion
  D) nucleus
  Show Answer
  The correct answer is C .
• Question 2173: Which of these is not a part of the feather of a bird? Options:
  A) Wing
  B) aftershaft
  C) Inferior umblilicus
  D) Vane
  E) Barbule
  Show Answer
  The correct answer is A .
• Question 2174:

  Mass of crucible = 10g

  Mass of crucible and soil before heating = 29g

  Mass of a crucible and soil after heating = 18g

  From the information above, determine the percentage of water in the given soil sample?

  Options:
  A) 20%
  B) 25%
  C) 40%
  D) 50%
  Show Answer
  The correct answer is D .
• Question 2175: Which of the following elements are necessary for the formation of chlorophyll in a plant? Options:
  A) magnesium and iron
  B) Calcium and potassium
  C) Calcium and sulphur
  D) Potasium and sulphur
  E) Phosphorus and potassium
  Show Answer
  The correct answer is A .
• Question 2176: In the diagram, the function of the part labelled is to Options:
  A) produce egg cells
  B) protect sperms during fertilization
  C) secrete hormones during coitus
  D) protect the developing embryo
  Show Answer
  The correct answer is A .
• Question 2177: The number of alleles controlling blood groups in humans Options:
  A) 3
  B) 4
  C) 5
  D) 2
  Show Answer
  The correct answer is A .
• Question 2178: A seedling grown in the dark is likely to be Options:
  A) etiolated
  B) dormant
  C) sturdy
  D) stunted
  Show Answer
  The correct answer is A .
• Question 2179: One of the following exist as colony Options:
  A) euglena
  B) paramecium
  C) spirogyra
  D) volvox
  Show Answer
  The correct answer is D .
• Question 2180: Which of the following organs regulates the amount of amino acids and glucose in the body? Options:
  A) Kidney
  B) Liver
  C) pancreas
  D) Spleen
  E) Stomach
  Show Answer
  The correct answer is B .