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

Related Mcqs:

1. 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...

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

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

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

   A. Carbon dioxide B. Acetylene C. Ethane D. Ethylene Submitted by: Malik Asghar Hussain...

4. Red + Green + Blue = ________?

   A. Maroon B. White C. Black D. None of the above Submitted by: Nisa...

5. 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...

6. 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...

7. “Green House Effect” means:____________?

   A. Pollution B. Prevention of ultraviolet rays C. Trapping of Solar energy due to atmospheric carbon dioxide D. D. None Submitted by: Shahzeb Malik...

8. 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...

9. 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...

10. Urine is produced in __________?

    A. Kidneys B. Lungs C. Large intestine D. Liver...