This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Research Variables > Dependent And Independent Variable – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Dependent And Independent Variable Quiz 7 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Its one of the independent variables that is use for comparison, does not get any change, original or plain variable. A) Constant. B) Independent Variable. C) Control. D) Dependent Variable. Show Answer Correct Answer: C) Control. 2. At the salad bar, the grocery store charges $ 5.99 for each half pound you buy. Which variable is dependent? A) Weight of the salad because the weight depends on the price. B) Cost of salad per pound because it depends on the cost of the salad. C) $ 5.99. D) Total cost of the salad because the cost depends on the price. Show Answer Correct Answer: D) Total cost of the salad because the cost depends on the price. 3. When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the light? A) Compound. B) Independent. C) Controlled. D) Dependent. Show Answer Correct Answer: C) Controlled. 4. Mr. Johnson wants to know if he could teach his dog tricks if he brought a new kind of treat. What is the Independent Variable? A) How many tricks the dog does. B) The New Treat. C) Mr. Johnson. D) None of above. Show Answer Correct Answer: B) The New Treat. 5. Why do we want to test only one independent variable at a time? A) Because it is hard to setup a data table with more than one variable. B) It's easier to perform the experiment. C) It is what has always been done. D) To better identify what is causing the changes. Show Answer Correct Answer: D) To better identify what is causing the changes. 6. Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable? A) How much gas is put into the car. B) Which car the gas is put into. C) How fast the car can drive. D) Type of gasoline. Show Answer Correct Answer: D) Type of gasoline. 7. Which type of sugar dissolves the fastest? Which is the independent variable? A) The amount of water. B) The type of sugar. C) The temperature of the water. D) The type of cup you use. Show Answer Correct Answer: B) The type of sugar. 8. Another term for a controlled variable is a: A) Responding variable. B) Constant variable. C) Independent variable. D) Observation. Show Answer Correct Answer: B) Constant variable. 9. What is an Independent Variable? A) It is what "I" change in the experiment. B) It is what is measured or observed. C) It is something that stays the same. D) None of above. Show Answer Correct Answer: A) It is what "I" change in the experiment. 10. Which type of soap cleans the best? Which is the independent variable? A) How dirty the plate is. B) The type of soap. C) How hot the water is. D) The type of food on the plate. Show Answer Correct Answer: B) The type of soap. 11. In a controlled experiment, how many independent variables can be tested at a time? A) One. B) None. C) Two or more. D) How ever many makes sense. Show Answer Correct Answer: A) One. 12. How many independent variables should be tested in a well-designed, controlled experiment? A) Two. B) One. C) Three. D) As many as possible. Show Answer Correct Answer: B) One. 13. In the equation s = 8t, which of the following represents the independent variable? A) S. B) 8t. C) 8. D) T. Show Answer Correct Answer: D) T. 14. In the hypothesis is, "I think orange juice will stunt the growth of a plant." The dependent variable is A) The amount of orange juice. B) The growth of the plant. C) The location of the plant. D) The plant without orange juice. Show Answer Correct Answer: B) The growth of the plant. 15. An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. In this investigation, the independent variable is ..... A) The amount of sunlight. B) The type of liquid. C) The type of music. D) The type of plant. Show Answer Correct Answer: B) The type of liquid. 16. Molly investigated if the age of students caused them to be better drivers. What is the independent variable? A) Type of car. B) Skill of driving. C) Age of student. D) None of above. Show Answer Correct Answer: C) Age of student. 17. Olivia earns $ 10.50 for working one hour. Identify the independent variable. A) Money earned is the independent variable. B) Hours worked is the independent variable. C) There is no independent variable. D) None of above. Show Answer Correct Answer: B) Hours worked is the independent variable. 18. The basic unit of metric volume is called a ..... A) Kilogram. B) Milliliter. C) Liter. D) Milligram. Show Answer Correct Answer: C) Liter. 19. Mrs. Chi is conducting an experiment to see if the amount of times goldfish are fed each day has an effect on the total body fat of the fish. Identify the independent variable. A) Amount of times the goldfish are fed. B) Type of food. C) Type of fish. D) Amount of body fat on the goldfish. Show Answer Correct Answer: A) Amount of times the goldfish are fed. 20. Frank has a paper clip. It has a mass of 9g and a volume of 3cm$^{3}$. What is its density? A) 3 g/cm$^{3}$. B) 1/3 g/cm$^{3}$. C) 39 g/cm$^{3}$. D) 27 g/cm$^{3}$. Show Answer Correct Answer: A) 3 g/cm$^{3}$. 21. The ..... variable is the 'cause' and the ..... variable is the 'effect'. A) Independent, dependent. B) Dependent, controlled. C) Dependent, independent. D) Independent, controlled. Show Answer Correct Answer: A) Independent, dependent. 22. The independent variable is the ONE thing you ..... to test your hypothesis. A) Experiment with. B) Change. C) Keep the same. D) Investigate. Show Answer Correct Answer: B) Change. 23. How many variables should be tested in a controlled experiment? A) As many as possible. B) Two. C) One. D) Three. Show Answer Correct Answer: C) One. 24. The variable that is measured . A) Controlled Variable. B) Dependent Variable. C) Independent Variable. D) None of above. Show Answer Correct Answer: B) Dependent Variable. 25. The variable that is being tested, counted, or measured and is responding to the independent variable is known as A) Control. B) Dependent Variable. C) Independent Variable. D) Constant. Show Answer Correct Answer: B) Dependent Variable. 26. Marcos wants to know:Does the type of gasoline put in a car effect how fast the car can drive? What is the independent variable? A) Which car the gas is put into. B) How fast the car can drive. C) Type of gasoline. D) How much gas is put into the car. Show Answer Correct Answer: C) Type of gasoline. 27. You see the following note written:"Weight:112 kilograms" What kind of note was written? A) Qualitative Observation. B) Quantitative Observation. C) Hypothesis. D) Inference. Show Answer Correct Answer: B) Quantitative Observation. 28. A teacher wanted to test whether or not giving students mints during a test would help them perform better. Each student was given exactly two mints. What is the dependent variable? A) Whether or not students were given mints. B) The number of mints. C) The test scores. D) The teacher. Show Answer Correct Answer: C) The test scores. 29. Scientific Question:Does playing video games improve reaction time? What is the controlled variable? A) Playing video games. B) Reaction time. C) Type of video game. D) None of above. Show Answer Correct Answer: C) Type of video game. 30. The variable that is measured throughout the experiment is the ..... A) Independent Variable. B) Controlled Variable. C) Responsive Variable. D) Dependent Variable. Show Answer Correct Answer: D) Dependent Variable. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesDependent And Independent Variable Quiz 1Dependent And Independent Variable Quiz 2Dependent And Independent Variable Quiz 3Dependent And Independent Variable Quiz 4Dependent And Independent Variable Quiz 5Dependent And Independent Variable Quiz 6Dependent And Independent Variable Quiz 8Dependent And Independent Variable Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books