Bio Exam Review: Chapters 1-3

44 Questions | Total Attempts: 229

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Biology Exam Quizzes & Trivia

Exam review for biology exam but only chapters 1-3


Questions and Answers
  • 1. 
    In the correct order going from biggest to smallest what is life's hierarchy?
    • A. 

      Ecosystem, community, population, biosphere, organism, organ system, organs, tissues, organelle, cell, molecule

    • B. 

      Biosphere, ecosystem, community, popualtion, organism, organ system, organs, tissues,cell, organelle, and molecule

    • C. 

      Molecule, organs, organelle, cell, organ system, biosphere, ecosystem, population, community, organism

  • 2. 
    A Biosphere is all the... on Earth that ... life? (2 words must be filled in for each blank space)
  • 3. 
    An ecosystem is?
    • A. 

      All organisms living in a particular area, as well as all the nonliving physical components of the enviorment

    • B. 

      Membrane bound structure in a cell

    • C. 

      All the enviorments on earth that support life

    • D. 

      All the individuals of a species living in a specified area

  • 4. 
    What is a community?
    • A. 

      Inside an organism; several organs that work together in performing a specific function

    • B. 

      Membrane bound structure in a cell

    • C. 

      The entire array of organisms living in a particular area

    • D. 

      All organisms living in a particular area, as well as all the nonliving physical components of the enviorment

  • 5. 
    A population is all the individuals of a ... living in a specified ...
  • 6. 
    What is an organ system?
  • 7. 
    What is an organelle?
  • 8. 
    What is the main role of producers?
    • A. 

      Break down complex matter into simpler mineral nutrients

    • B. 

      Provide food for an ecosystem

    • C. 

      Eat plants and animals

  • 9. 
    What is the main role of consumers?
    • A. 

      Eat plants and animals. all animals take in O2 from air and release CO2. wastes return to other chemicals in the enviroment

    • B. 

      Decompose wastes and remains of dead animals. change complex matter into simpiler matter

    • C. 

      Provide food for an ecosystem

  • 10. 
    What is the main role for decomposers?
    • A. 

      Decompose wastes and remians of dead animals

    • B. 

      Provide food for an ecosystem

    • C. 

      Eat plants and animals. all animals take in O2 from air and release CO2. wastes return to other chemicals in the enviroment

  • 11. 
    What are the two major processes in an ecosystem?
  • 12. 
    Which of these is not one of the most basica chemicals necessary for life?
    • A. 

      H2O

    • B. 

      CO2

    • C. 

      Phosphorous

    • D. 

      Minerals

    • E. 

      O2

  • 13. 
    When does energy flow into an ecosystem?
  • 14. 
    True or False.Cells can regulate their external enviorment
    • A. 

      True

    • B. 

      False

  • 15. 
    True or false cells are examples of biological systems
    • A. 

      True

    • B. 

      False

  • 16. 
    Which of these is not a shared characteristic between all cells?
    • A. 

      Enclosed by a membrane that regulates passage of materials between cell and surroundings

    • B. 

      Has a nucleus

    • C. 

      Use DNA as genetic information

  • 17. 
    What are the 2 types of cells?
  • 18. 
    What are the main characteristics that sets a eukarotic cell apart from a prokaryotic cell?
  • 19. 
    True or False All cells contain DNA
    • A. 

      True

    • B. 

      False

  • 20. 
    Genes are?
    • A. 

      Anything that occupies space and has mass

    • B. 

      Building blocks in DNA

    • C. 

      Units of inheritence that transmit information from parents to offspring

  • 21. 
    DNA is made up of two long chains coiled together called a?
  • 22. 
    What are the building blocks that these chains are made up of called?
  • 23. 
    Which of these is not one of the three domains of life?
    • A. 

      Archaea

    • B. 

      Eurotrachea

    • C. 

      Bacteria

    • D. 

      Eukarya

  • 24. 
    What is evolution?
    • A. 

      Natural enviorment "selects" for individuals with certain traits

    • B. 

      Species living today are descendants of ancestrol species

    • C. 

      All eukaryotes goruped into different kingdoms

  • 25. 
    The 2 things that are the base of the heirarchy of chemistry?
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