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. Radiations are absorbed in_______________?

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

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

   A. microwaves B. infrared C. X-rays D. ultraviolet Submitted by: Aamir Hussain Laghari...

5. The radiations with highest speed are _______.

   A. Alpha radiations B. Gamma radiations C. Beta radiations D. AOT Submitted by: Aamir khan Hullio...

6. The radiations with negative charge are________.

   A. Alpha radiations B. Gamma radiations C. Beta radiations D. positron Submitted by: Aamir khan Hullio...

7. 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...

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

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

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

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

10. Amino acids are a product of the digestion of: ___________?

    A. Carbohydrates B. Fats C. Proteins D. Vitamins Submitted by: Abdullah & Abdul Samad...