The term ‘Blue Shift’ is used to indicate?

Related Mcqs:

1. Mohs’ Scale” is used to indicate the_________?

   A. Degree of hardness of minerals
   B. Degree of viscosity of a liquid
   C. Degree of elasticity of a material
   D. Degree of brittleness of a substance

   Submitted by: Aamir Hussain Laghari

2. The sky appears blue because the earth’s atmosphere __________?

   A. Scatters blue light
   B. Reflects blue light
   C. Transmits blue light
   D. Has actual blue cover

3. The blue colour of clear sky is due to_______________?

   A. Reflection of light
   B. Refraction of light
   C. Diffraction of light
   D. Dispersion of light

4. When were blue jeans invented in _________?

   A. 1900s
   B. 1860s
   C. 1870s
   D. 1850s

   Submitted by: Rashid Mehmood

5. Red + Green + Blue = ________?

   A. Maroon
   B. White
   C. Black
   D. None of the above

   Submitted by: Nisa

6. Why the colour of the Ocean appears blue?

   A. Because the sunlight falling on it is scattered.
   B. Because the sunlight falling on it is absorbed.
   C. Because the sunlight falling on it is refracted.
   D. Because the sunlight falling on it is reflected.

   Submitted by: Rashid Mehmood

7. Which of the following is called as Blue planet?

   A. Mercury
   B. Earth
   C. Venus
   D. Neptune

   Submitted by: Wajid

8. Which of the following animal has blue blood?

   A. Snail
   B. Octopus
   C. Spider
   D. All of above

   Submitted by: Kashif Ali Gaad

9. In context of environment, the term “dirty dozen” refers to _____?

   A. 12 most harmful greenhouse gases
   B. 12 ozone depleting substances
   C. 12 persistent organic pollutants
   D. None of the above

   Submitted by: Mansoor Ali Panhwar

10. The term xerostomia refers to_________?

    A. dry skin
    B. dry mouth
    C. dry nose
    D. dry head

    Submitted by: Kashif Ali Gaad