Biology 2018 Past Questions | JAMB

Study the following Biology past questions and answers for JAMBWAEC  NECO and Post-JAMB. Get prepared with official past questions and answers for upcoming examinations.

  1. A group of closely related organisms capable of interbreeding to produce the fertile offspring are known as members of a

    • A. Kingdom
    • B. class
    • C. family
    • D. species

 2. A beaker of pond water containing few specimens of Euglena was placed in a dark room for two weeks. At the end of this period, the specimens of Euglena were still alive because they were

  • A. able to carry out holozoic nutrition
  • B. able to carry out photosynthesis using carbon dioxide in the pond water
  • C. better adapted to life in darkness than to life in light
  • D. not overcrowde 

3. The cytoplasm of a cell is considered a very important component because it

  • A. regulates the amount of energy in the cell
  • B. suspends all cell organelles
  • C. is the outermost part of the cell
  • D. is solely responsible for cell division

4.biology past question

Use the diagram shown to answer the question. After an hour, the level of water in the thistle funnel will

  • A. rise
  • B. fall
  • C. remain the same
  • D. double

5.biology past question

Use the diagram shown to answer the question. The experiment above is used to demonstrate the process of

  • A. transportation
  • B. water culture
  • C. diffusion
  • D. osmosis

6.biology past question

Use the diagram shown to answer the question. In plant cells, the role of the membrane is played by the

  • A. nucleolus
  • B. cell wall
  • C. cytoplasm
  • D. mitochondrion

7. Red blood cells were found to have burst open after being placed in distill for an hour. This phenomenon is known as

  • A. plasmolysis
  • B. diffusion
  • C. haemolysis
  • D. wilting

8. The curvature movement of plants in response to the stimulus of water is called

  • A. hydrotropism
  • B. geotropism
  • C. Phototropism
  • D. thigmotropism

9.  The overall reaction in glycolysis can be summarised as

  • A. C\(_{6}\)H\(_{12}\)O\(_{6}\) —–> C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + ATP
  • B. C\(_{6}\)H\(_{12}\)O\(_{6}\) —–> 2C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + 2ATP
  • C. C\(_{6}\)H\(_{12}\)O\(_{6}\) —–> 2C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + ADP
  • D. C\(_{6}\)H\(_{12}\)O\(_{6}\) —–> 2C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + 2ADP

10. The longest bone in the body is the

  • A. humerous
  • B. femur
  • C. scapula
  • D. tibia
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