“Green House Effect” means:____________?

Related Mcqs:

1. The Green House Effect is caused by an excess of ?

   A. Carbon dioxide
   B. Carbon monoxide
   C. Carbon tetrachloride
   D. None of the above

2. Which of the gas is not known as green house gas?

   A. Methane
   B. Nitrous oxide
   C. Carbon dioxide
   D. Hydrogen

   Submitted by: Farjan Ahmed Soomro

3. The main culprit of greenhouse effect is Carbon dioxide. But which is the second element contributing most to greenhouse effect

   A. Nitrogen Dioxide (NO2)
   B. Chlorofluorocarbons (CFCs)
   C. Methane (CH4)
   D. High-fructose corn syrup (HFCs)

   Submitted by: Palestine

4. The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ?

   A. Ionosphere
   B. Troposphere
   C. Mesosphere
   D. Stratosphere
   E. None of these

5. Which gas is used for artificial ripening of green fruit ?

   A. Carbon dioxide
   B. Acetylene
   C. Ethane
   D. Ethylene

   Submitted by: Malik Asghar Hussain

6. Red + Green + Blue = ________?

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

   Submitted by: Nisa

7. 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

8. If the green leaves are placed under red light, their color will become________?

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

   Submitted by: Syed Rameez ul Hassan

9. The _______ test is a color perception test for red-green color deficiencies.

   A. Hemiplegia
   B. Ishihara
   C. Lalopathy
   D. None of the above

   Submitted by: Naveed Tahir

10. In fireworks,the green flame is produced because of __________?

    A. Sodium
    B. Barium
    C. Mercury
    D. Potassium

    Submitted by: Fahad Mehsud