Biology Semester Exam Quiz 1

51 Questions | Total Attempts: 288

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Biology Exam Quizzes & Trivia

First semester Biology exam review questions.


Questions and Answers
  • 1. 
    Explain why an increase in temperature can decrease the rate of an enzyme catalyzed reaction.
  • 2. 
    Explain specifically how the passive transport of hydrogen ions is important for the light dependent reactions of photosynthesis.
  • 3. 
    Explain why it is important for cells to have active transport mechanisms.
  • 4. 
    Explain the concept of sustainable development and give an example to illustrate.
  • 5. 
    Compare and contrast photosynthetic producers with chemosynthetic producers.
  • 6. 
    Explain what a keystone species is.
  • 7. 
    Explain the connection between photosynthesis and cellular respiration. (How do the two processes interact with each other?) Why is it necessary for both processes to occur?
  • 8. 
    Which of the following is an example of a nonliving thing?
    • A. 

      Leaves

    • B. 

      Water

    • C. 

      Bacteria

    • D. 

      Plant cell

  • 9. 
    Which of the following is not a characteristic of living things?
    • A. 

      DNA

    • B. 

      Respond to stimulus

    • C. 

      Photosynthesis

    • D. 

      Reproduce

  • 10. 
    < Carbon Atom. How many electrons fit into the second shell of a carbon atom?
    • A. 

      2

    • B. 

      8

    • C. 

      6

    • D. 

      4

  • 11. 
    A carbohydrate is used to...
    • A. 

      Provide energy and help structrually

    • B. 

      Store and transmit genetic information

    • C. 

      Convert amino acids into protein

    • D. 

      Break down glucose

  • 12. 
    Which of the following is an example of an abiotic factor?
    • A. 

      Bacteria

    • B. 

      Trees

    • C. 

      Sunlight

    • D. 

      Animals

  • 13. 
    A group of individuals that belong to the same species and live in the same area, is the definition of which ecological term?
    • A. 

      Community

    • B. 

      Species

    • C. 

      Ecosystem

    • D. 

      None of the above

  • 14. 
    Which type of consumer must aquire energy from other organisms by ingesting them in some way?
    • A. 

      Heterotrophs

    • B. 

      Herbivore

    • C. 

      Decomposer

    • D. 

      Parasite

  • 15. 
    Another word for a step in a food chain or web is...
    • A. 

      Food chain

    • B. 

      Topic level

    • C. 

      Primary producer

    • D. 

      Biosphere

  • 16. 
    Which of the following is not a cycle of matter?
    • A. 

      Recycling in the biosphere

    • B. 

      Nitrogen cycle

    • C. 

      Carbon cycle

    • D. 

      Chemosynthesis

  • 17. 
    Which three gases are responsible for the greenhouse effect?
    • A. 

      Nitrogen, oxygen & water vapor

    • B. 

      Methane, oxygen & carbon

    • C. 

      Carbon dioxide, methane, & water vapor

    • D. 

      Carbon dioxide, water vapor & nitrogen

  • 18. 
    A keystone species is...
    • A. 

      The primary consumer

    • B. 

      A carnivore

    • C. 

      A single species in a community which has strong control over the structure of community

    • D. 

      The most populated species in a community

  • 19. 
    Which of the following is not a main factor of population size?
    • A. 

      Emigration

    • B. 

      Birth rate

    • C. 

      Death rate

    • D. 

      Immigration

    • E. 

      None of the above

  • 20. 
    The term "carrying capacity" refers to:
    • A. 

      The amount of electrons an atom can hold in any given shell

    • B. 

      The maximum number of individuals of a particular species that can function in an enviroment

    • C. 

      The situation in which each generation of off spring is larger than the generation before it

    • D. 

      None of the above

  • 21. 
    Genetic mutations which make seperate different species is
    • A. 

      Altered habitats

    • B. 

      Smog

    • C. 

      Ecological footprint

    • D. 

      Biodiversity

  • 22. 
    Prokaryotes usually have
    • A. 

      A nucleus

    • B. 

      Specialized organelles

    • C. 

      Genetic material

    • D. 

      Many cells

  • 23. 
    Which organelles are involved in energy conversion?
    • A. 

      Mitochondria and chloroplasts

    • B. 

      Mitochondria and ribosomes

    • C. 

      Golgi apparatus and ribosome

    • D. 

      Golgi apparatus and chloroplasts

  • 24. 
    Which organelle's function is to store materials like water, salts, proteins, and carbohydrates?
    • A. 

      Vacuole

    • B. 

      Centriole

    • C. 

      Ribosome

    • D. 

      Golgi apparatus

  • 25. 
    In general, why do atoms of elements tend to form chemical bonds?
    • A. 

      Atoms of elements do not form chemical bonds

    • B. 

      To fill up their inner shell with electrons, in order to become stable

    • C. 

      To fill up their valence shell with electrons, in order to become stable

    • D. 

      None of the above

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