Biology EOC

23 Questions | Total Attempts: 57

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Biology EOC Quizzes & Trivia

EOC review


Questions and Answers
  • 1. 
    Organelles help maintain proper functioning within a cell.  Which of the following organelles helps control protein manufacturing?
    • A. 

      Neurons

    • B. 

      Ribosomes

    • C. 

      Chloroplasts

    • D. 

      Carbohydrates

  • 2. 
    In 1927, the geneticist Hermann Muller exposed living fruit flies to X-rays.  He found that the fruit flies' offspring displayed dramatic mutations.  Muller concluded that the X-rays damaged chromosomes.  What was the independent variable in Muller's experiment?
    • A. 

      The X-rays

    • B. 

      The fruit flies

    • C. 

      The mutations

    • D. 

      The chromosomes

  • 3. 
    Alexis is curious about whether a relationship exists between the temperature of an aquarium's water and the number of times a fish's gills flap each minute.  What is the first thing that the student should do?
    • A. 

      Lower the temperature in the tank by 1 degree Celsius each day and see how it affects the number of times a fish's gills flap each minute

    • B. 

      Make a hypothesis about the relationship between water temperature and the number of times a fish's gills flap each minute

    • C. 

      At the same time each day, count the number of times a fish's gills flap each minute

    • D. 

      Take readings of the water temperature in the aquarium in the morning, in the afternoon, and in the evening

  • 4. 
    Tony observes that corn seedlings will bend toward a light source.  He grows 150 corn seedlings.  He then removes the tips from 50 seedlings, covers the tips of another 50 seedlings with aluminum foil, and leaves the last 50 seedlings alone.  He puts all the seedlings near a strong light source and observes them for 3 days.  Which hypothesis is Tony testing?
    • A. 

      If a seedling is watered, it will always grow toward the light.

    • B. 

      If a seedling is exposed to a light source, the seedling will bend toward the light.

    • C. 

      If the tip of a seedling is removed, the seedling will die, even if exposed to light.

    • D. 

      If light does not reach the tip of a seedling, the seedling will not bend toward the light.

  • 5. 
    Which of the following is an example of a qualitative observation?
    • A. 

      The high temperature for each day in May

    • B. 

      The names of chemicals found in one brand of diet soda

    • C. 

      The win-loss record of a tennis team since 1990

    • D. 

      The average growth in height of all sophomores over a year

  • 6. 
    Which of the following is not an observation about the image shown?
    • A. 

      The insect has three legs on each side.

    • B. 

      The insect has a pattern on its back.

    • C. 

      The insect's pattern shows that it is poisonous.

    • D. 

      The insect is tan, brown, black, and white.

  • 7. 
    The statement that a worm is 2 centimeters long is a(n)
    • A. 

      Observation

    • B. 

      Theory

    • C. 

      Inference

    • D. 

      Hypothesis

  • 8. 
    An inference is
    • A. 

      A logical interpretation of data.

    • B. 

      The same as an observation.

    • C. 

      A statement involving numbers

    • D. 

      A way to avoid bias

  • 9. 
    To be useful in science, a hypothesis must be
    • A. 

      Measurable

    • B. 

      Testable

    • C. 

      Observable

    • D. 

      Correct

  • 10. 
    Which of the following statements about a controlled experiment is true?
    • A. 

      All the variables must be kept the same.

    • B. 

      Everything can be studied by setting up a controlled experiment.

    • C. 

      Controlled experiments can not be performed on living organisms.

    • D. 

      Only one variable is tested at a time.

  • 11. 
    The process by which organisms keep their internal environment stable is called
    • A. 

      Development

    • B. 

      Differentiation

    • C. 

      Homeostasis

    • D. 

      Evolution

  • 12. 
    April wants to test how temperature affects germination (sprouting of a plant from a seed.)  She is measuring temperature in degrees Celsius.  Which should April measure to get the best results?
    • A. 

      The germination of plants from 150 seeds at 15 degrees Celsius and 150 seeds at 22 degrees Celsius

    • B. 

      The germination of plants from 300 seeds, all at slightly different temperatures

    • C. 

      The germination of plants from 100 seeds at 15 degrees Celsius, 100 seeds at 22 degrees Celsius, and 100 seeds at 29 degrees Celsius

    • D. 

      The germination of plants from 150 seeds in light at 15 degrees Celsius and 150 seeds in dark at 15 degrees Celsius

  • 13. 
    • A. 

      If chlorine and monochloramine are added to drinking water, they will be more effective than chlorine alone against C.parvum

    • B. 

      If chlorine dioxide is added to drinking waer, it will be more effective than either chlorine or monochloramine against C.parvum.

    • C. 

      If C.parvum becomes resistant to chlorine dioxide over time, it will not become resistant to chlorine or monochloramine.

    • D. 

      If C.parvum is resistant to chlorine and monochloramine, it will become resistant to chlorine dioxide over time.

  • 14. 
    Which of the following is NOT a goal of science?
    • A. 

      To investigate and explain the natural world

    • B. 

      To explain events in the natural world

    • C. 

      To establish a collection of unchanging truths

    • D. 

      To make useful predictions

  • 15. 
    Science differs from other disciplines such as history and art  because science relies on
    • A. 

      Facts

    • B. 

      Testing explanations

    • C. 

      Observations

    • D. 

      Theories

  • 16. 
    Scientists will never know for sure why dinosaurs became extinct.  Therefore, scientists should
    • A. 

      Stop studying dinosaurs and study only living animals

    • B. 

      Work to raise live dinosaurs to study

    • C. 

      Continue to learn as much as they can about dinosaur extinction

    • D. 

      Accept the current theory as the best theory

  • 17. 
    Science is best described as
    • A. 

      A set of facts

    • B. 

      A way of knowing

    • C. 

      A collection of beliefs

    • D. 

      A list of rules

  • 18. 
    The work of a scientist usually begins with
    • A. 

      Testing a hypothesis

    • B. 

      Careful observations

    • C. 

      Creating experiments

    • D. 

      Drawing conclusions

  • 19. 
    Information gathered from observing a plant grow 3cm over a two-week period is called
    • A. 

      Inferences

    • B. 

      Variables

    • C. 

      Hypotheses

    • D. 

      Data

  • 20. 
    Based on your observations, you suggest that the presence of water could accelerate the growth of bread mold.  This is
    • A. 

      A conclusion

    • B. 

      A hypothesis

    • C. 

      An experiment

    • D. 

      An analysis

  • 21. 
    During a controlled experiment, a scientist isolates and tests
    • A. 

      A conclusion

    • B. 

      A mass of information

    • C. 

      A control group

    • D. 

      A single variabls

  • 22. 
    A personal preference or point of view is
    • A. 

      A bias

    • B. 

      A theory

    • C. 

      A hypothesis

    • D. 

      An inference

  • 23. 
    Which one do you like?
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4