Q: What system of the body uses amylase and pepsin in its functioning? Choices: - respiratory system - circulatory system - hormonal system - digestive system A:
digestive system

Q: Planting a row of trees around a field or erecting a fence on a sand dune helps prevent what form of erosion? Choices: - fire - water - rain - wind A:
wind

Q: As the number of unpaired electrons increases, what happens to the magnetic moment? Choices: - is destroyed - remains the same - gets smaller - gets larger A:
gets larger

Q: What temperature scale is obtained by adding 273 degrees from the corresponding celsius temperature? Choices: - whittle scale - seismic scale - ph scale - kelvin scale A:
kelvin scale