How dark matter is detected?

Related Mcqs:

1. What makes dark matter invisible to telescope?

   A. Dark matter interacts with electromagnetic force for very short duration
   B. Dark matter does not interact with electrostatic force
   C. Dark matter does not interact with electromagnetic force
   D. None of the above

   Submitted by: Muhammad Abdullah

2. NASA scientists have recently detected water vapor on which Jupiter’s moon?

   A. Callisto
   B. Europa
   C. lo
   D. None

   Submitted by: Shahzeb Malik

3. It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______?

   A. pitch
   B. Frequency
   C. Time period
   D. Quality
   E. None of these

4. When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?

   A. Visible
   B. Transparent
   C. Invisible
   D. opaque
   E. None of these

5. When a person enters a dark room from bright light he is not able to see clearly for a little while because the?

   A. Eye is unable to adjust itself immediately
   B. Retina becomes insensitive momentarily
   C. Iris is unable to dilate the pupil immediately
   D. Distance between the lens and retina take time to adjust

6. Bats can also fly in dark because they are capable of taking the help of _________?

   A. Ultraviolet Waves
   B. Ultrasonic Waves
   C. Electromagnetic Waves
   D. Special Retina

7. The large dark patches on the Moon’s surface are known as___________?

   A. Dark matter
   B. Maria, or seas, even though there is no water on the Moon
   C. Maria, or seas, because they are filled with water
   D. Moon spots

   Submitted by: Mansoor Ul Haque

8. The ability of the Eye to see in the dark, is due to the production of a purple pigment known as________?

   A. Carotene
   B. Rhodopsin
   C. Iodopsin
   D. Retinene

   Submitted by: Malik Asghar Hussain

9. Which region of the Moon is known as Dark side?

   A. Equator
   B. South Pole
   C. North Pole
   D. None of these

   Submitted by: Areesha Khan

10. The fourth state of matter is?

    A. Water
    B. Salts
    C. Vapours
    D. Plasma