The light rays used for eliminating bacteria?

Related Mcqs:

1. X-rays were discovered by __________?

   A. Wilhelm Conrad Roentgen B. Thomson C. Ernest Rutherford D. Bacquerel Submitted by: Rubina Suleman...

2. Who discovered the Gamma Rays?

   A. Alfred Marshall B. Paul Villard C. Bohar D. Jabar bin Hayan Submitted by: Rubina Suleman...

3. Which of the following Rays are more Penetrating?

   A. Beta rays B. Alpha rays C. Gamma rays D. X-rays Submitted by: Farjan Ahmed Soomro...

4. Primary cosmic rays are composed largely of very fast__________?

   A. Protons B. Neutrons C. Electrons D. Gamma rays Submitted by: Malik Asghar Hussain...

5. Which rays are trapped in our galaxy by magnetic waves?

   A. Alpha rays B. Gamma rays C. Cosmic rays D. None of these Submitted by: Malik Asghar Hussain...

6. Gamma rays have greatest similarity with?

   A. a-rays B. X-rays C. b-rays D. U.V.-rays Submitted by: Malik Asghar Hussain...

7. The study of X-rays and their medical applications is called _________ ?

   A. Radiology B. Raciology C. Rheumatology D. Rheology Submitted by: Rashid Mehmood...

8. Which one of the following of glass can cut ultraviolet rays?

   A. Jena Glass B. Soda Glass C. Pyrex Glass D. Crookes Glass Submitted by: Parvez Malik...

9. All of these are benefits of bacteria except ______?

   A. Decomposition B. Oxygen Production C. Nitrogen Fixation D. None of these Submitted by: Rafi Umar...

10. At which temperature does bacteria die?

    A. 102F B. 106F C. 149F D. None of These Submitted by: Name...