Fine organic or inorganic particles suspended in air is called _______________?

Related Mcqs:

1. When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?

   A. Visible B. Transparent C. Invisible D. opaque E. None of these...

2. The moon’s surface is also covered with a layer of fine dust called?

   A. Gegolith B. Megolith C. Regolith D. None of the above Submitted by: Muhammad Abdullah...

3. The subatomic particles arriving from outer space having high energy are called?

   A. Protons B. Electrons C. Cosmic rays D. None of the above Submitted by: Malik Asghar Hussain...

4. The study of rearing fine and intelligent human beings through genetics is called__________?

   A. Eugenics B. Biotechnology C. Cloning D. Geneology Submitted by: SHAFQAT ALI SIYAL...

5. Quantity of fresh air required for a man is 1000 cubic feet of air for every____________?

   A. 5 minutes B. 10 minutes C. 15 minutes D. 20 minutes Submitted by: WIQAR AHMAD...

6. During which process of energy exchange does cold air displace warmer air?

   A. Convection  B.  Radiation C.  Conduction D.  None of these Submitted by: Rida...

7. Brass gets discoloured in air because of the presence of which of the following gases in air ________ ?

   A. Carbon dioxide B. Oxygen C. Nitrogen D. Hydrogen sulphide Submitted by: Rashid Mehmood...

8. The Beta particles are fast moving___________?

   A. Protons B. Electrons C. Neutrons D. None...

9. _____________ are positively (+) charged particles?

   A. Neutrons B. Electrons C. Protons D. None of These...

10. Who said that light is made of corpuscles/particles?

    A. Maxwell B. Einstein B. Newton D. Huygein Submitted by: Munwar Ali Sohu...