Radiations are harmful as it:___________?

Related Mcqs:

1. The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ?

   A. Ionosphere
   B. Troposphere
   C. Mesosphere
   D. Stratosphere
   E. None of these

2. All of the following are electromagnetic radiations except__________?

   A. Red light
   B. Sound waves
   C. X-Rays
   D. Photon

   Submitted by: Mansoor Ul Haque

3. Which type of reaction produces the most harmful radiation?

   A. Fusion reaction
   B. Fission reaction
   C. Chemical reaction
   D. Photo-Chemical reaction

   Submitted by: Malik Asghar Hussain

4. Chlorination of water may be harmful if the water contains_________________?

   A. Ammonia
   B. Dissolved oxygen
   C. Carbon dioxide
   D. All

5. Chlorination of water may be harmful if the water contains_________________?

   A. Ammonia
   B. Dissolved oxygen
   C. Carbon dixide
   D. All

6. Radiations are absorbed in_______________?

   A. Spectrophotometer method
   B. Dilatometric method
   C. Optical relation method
   D. Refractometric method

7. Ozone layer protects the Earth from __________ radiations from the Sun.

   A. microwaves
   B. infrared
   C. X-rays
   D. ultraviolet

   Submitted by: Aamir Hussain Laghari

8. The radiations with highest speed are _______.

   A. Alpha radiations
   B. Gamma radiations
   C. Beta radiations
   D. AOT

   Submitted by: Aamir khan Hullio

9. The radiations with negative charge are________.

   A. Alpha radiations
   B. Gamma radiations
   C. Beta radiations
   D. positron

   Submitted by: Aamir khan Hullio

10. Soap is prepared by boiling caustic soda with ___________?

    A. Alcohol
    B. Kerosene oil
    C. Glycerine
    D. Fats

    Submitted by: Abid Hussain