General Science MCQ Series - 21 Oct 2014

1. Which of the following particles have the least mass?
[A]Neutron
[B]Meson
[C]Proton
[D]Electron


2. Mordants are substances that _________________________.
[A]Are very hard solids
[B]Fix colours on fabrics
[C]Have a bleaching action
[D]Have capacity of increasing the intensity of colours


3. Milk contains the sugar called _____________.
[A]Sucrose
[B]Lactose
[C]Arabinose
[D]Maltose


4. What are elements that show propertoes of both metal and non metal called?
[A]Alloys
[B]Colloids
[C]Metalloids
[D]Allotropes


5. During dehydration, the substance that body usually loses is _______________.
[A]Sodium Chloride
[B]Sugar
[C]Calcium Phosphate
[D]Potassium Chloride