Acid rain is mainly caused by emissions of __________ in the atmosphere?

Related Mcqs:

1. Solar wind is caused by the high temperature and pressure in the sun’s which atmosphere?

   A. Photosphere
   B. Chromosphere
   C. Corona 
   D. A and B

   Submitted by: Muhammad Abdullah

2. Rainbow is seen after rain because of hanging molecules of water which act as __________?

   A. Lens
   B. Prism
   C. Mirror
   D. Slabs

   Submitted by: Abid Hussain

3. Materials for rain-proof coats and tents owe their water proof properties to________?

   A. Surface tension
   B. Viscosity
   C. Specific gravity
   D. Elasticity

4. Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________?

   A. Radiation fog
   B. Evaporation (mixing) fog
   C. Advection fog
   D. Upslope fog

   Submitted by: Mansoor Ul Haque

5. Why normal rain is slightly acidic?

   A. due to presence of dust in air
   B. carbon dioxide and water in clouds react to form carbonic acid
   C. Ozone depletion
   D. All of these

   Submitted by: Palestine

6. Material for rain-proof coats and tents owe their water proof properties to ________?

   A. Surface tension
   B. Viscosity
   C. Specific gravity
   D. Elasticity

   Submitted by: Ashfaque Ali Khoso

7. Instrument of rain gauge is _________?

   A. Drosometer
   B. Ombrometer
   C. Micrometer
   D. Pyrometer

   Submitted by: Shuaib Uddin

8. Rain drops fall from great height Which among the following statements is true regarding it?

   A. they fall with that ultimate velocity, which are different for different droplets
   B. they fall with same ultimate velocity
   C. their velocity increases and they fall with different velocity on the earth
   D. their velocity increases and they fall with same velocity on the earth

   Submitted by: Abid Hussain

9. The earth’s atmosphere is divided into layers based on the vertical profile of __________?

   A. Air pressure
   B. Air temperature
   C. Air density
   D. Wind speed

   Submitted by: Mansoor Ul Haque

10. __________ is the lowest layer of the atmosphere.

    A. Stratosphere
    B. Mesosphere
    C. Troposphere
    D. Thermosphere

    Submitted by: Muhammad Abdullah