MTEL General Science test Sample Questions Answers - 2 October 2014

1. When you increase the length of a guitar string, the pitch or vibration speed that is produced becomes _______________.
[A]Lower
[B]Higher
[C]Softer
[D]Louder


2. One of the most important functions of microorganisms in an ecosystem is that they ____________________________________.
[A]Limit the number of large animals
[B]Decompose dead organisms
[C]Produce food using the sun's energy
[D]Provide food for large animals


3. Yeast is added to make bread and cheese to ________________________.
[A]Change sugar into starch
[B]Add flavour
[C]Add golden colour
[D]Grow and release waste products that affect the food


4. What did Anton van Leeuwenhoek discover?
[A]Microscopes
[B]Telescopes
[C]Binoculars
[D]Cameras


5. Earth is located in a galaxy we call the Milky Way. The Milky Way is shaped like __________.
[A]A plate
[B]A sphere
[C]A corkscrew
[D]A flattened spiral