Which of the following phenomena of light are involved in the formation of a rainbow?

Related Mcqs:

1. Which of the following statements is true when we see ‘rainbow’ ?

   A. We face sun and raindrops
   B. The Sun remains behind us and we face raindrops
   C. In light rainfall, we face Sun
   D. The sky remains clear and the sun is at lower position in the sky

   Submitted by: Abid Hussain

2. At what angle above the horizon must the sun be to create a rainbow?

   A. 90 degrees
   B. 60 degrees
   C. 40 degrees
   D. 65 degrees

   Submitted by: Waseem Akram Bozdar

3. Central Color of Rainbow is__________?

   A. Blue
   B. Green
   C. Red
   D. Indigo

   Submitted by: Muhammad Jehanzeb

4. 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

5. Most of the weather phenomena take place in which of the following layers of the atmosphere?

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

   Submitted by: Mansoor Ahmed Suhag

6. What natural phenomena are measured by the Richter Scale?

   A. Volcanoes
   B. Typhoons
   C. Earth quacks  
   D. Tsunami

   Submitted by: Ashfaque Ali Khoso

7. Which of the following in human body is involved in controlling blood sugar level?

   A. Pitutary glands
   B. Islets of Langerhans 
   C. Hypothalamus
   D. Spleen

   Submitted by: Malik Asghar Hussain

8. Which one of the following wavelengths of light is most effective in photosynthesis?

   A. Blue
   B. Green
   C. Orange
   D. Yellow

   Submitted by: Malik Asghar Hussain

9. Which of the following is mainly used for light patrol engines ?

   A. Kerosene oil
   B. Paraffin oil
   C. Heavy Fuel oil
   D. Gasoline

   Submitted by: Faheem Zaman Dhaunroo

10. Which of the following slows down the formation of RBCs (Red Blood Cells)?

    A. Vitamin B-1
    B. Vitamin C
    C. Vitamin D
    D. Vitamin E

    Submitted by: Ham Ayun