The yellow colour in photochemical smog is due to the presence of____________?

Related Mcqs:

1. 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

2. Blood does not coagulate inside the body due to the presence of___________?

   A. Haemoglobin
   B. Fibrin
   C. Heparin
   D. Plasma

   Submitted by: Yaseen Nohri

3. Permanent hardness of water is due to the presence of __________?

   A. Sodium bicarbonate
   B. Calcium sulfate
   C. Calcium bicarbonate
   D. None of these

   Submitted by: Mirza Musawer Jamil

4. In which part of the eye lies the pigment that decides the colour of the eyes of a person___?

   A. Retina
   B. Iris
   C. Cornea
   D. Pupal

   Submitted by: WIQAR AHMAD

5. Which colour of light is deviated least ________.

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

   Submitted by: Yousuf Sanjrani

6. Red-green colour blindness in a man is known as:

   A. Prolanopia
   B. Deuteranopia
   C. both a&b
   D. Marfan’s syndrome

   Submitted by: Tasawar Hussain channa

7. 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

8. An astronaut sees the colour of the sky as: _________?

   A. Blue
   B. White
   C. Red
   D. Black

   Submitted by: Abid Hussain

9. Which medicine can be used to make urine red in colour?

   A. isoniazir
   B. iron capsule
   C. Rifampicin
   D. Omeprazole

   Submitted by: Abid Hussain

10. What colour is called magenta?

    A. Black
    B. White
    C. Yellow
    D. Reddish-Purple

    Submitted by: Kashif Ali Gaad