A. Hydrogen and oxygen
B. Methane and CO2
C. Methane and oxygen
D. None of these
Submitted by: Muhammad Mumtaz Haider
Related Mcqs:
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A. Oxygen and ethylene
B. Oxygen and hydrogen
C. Acetylene and oxygen
D. Acetylene and hydrogenSubmitted by: Ashfaque Ali Khoso
- By which process does the smell of cooking spread to all the rooms in a house?
A. Distillation
B. Diffusion
C. Decomposition
D. DisplacementSubmitted by: Malik Asghar Hussain
- Non stick cooking utensils are coated with________?
A. Black paint
B. PVC
C. Teflon
D. polystyreneSubmitted by: Muhammad Ali Kunbhar
- The over-cooking of food should be avoided because____________?
A. Make the food difficult to digest
B. Reduce the nutrition value of food
C. Make food Poison
D. NoneSubmitted by: Naintara Mustafa
- The gas, commonly known as “laughing gas”, is
A. Carbon Dioxide
B. Sulfur Dioxide
C. Nitrous Oxide
D. Sodium Oxide - Which of the gas is not known as green house gas?
A. Methane
B. Nitrous oxide
C. Carbon dioxide
D. HydrogenSubmitted by: Farjan Ahmed Soomro
- As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what?
A. “coma” around the comet’s nucleus and a long tail that points away from the sun
B. “coma” that points away from the sun and a long tail around the comet’s nucleus
C. Only “coma” around the comet’s nucleus
D. Only a long tail that points away from the sunSubmitted by: Muhammad Abdullah
- Glass is made of the mixture of______________?
A. Quartz and Mica
B. Sand and Salt
C. Sand and Silicates
D. None of theseSubmitted by: Jack Sparrow
- What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called?
A. Paint
B. Glass
C. Gun Powder
D. CementSubmitted by: ABDUL HAYEE
- A mixture of sand and naphthalene can be separated by ________ ?
A. Chromatography
B. Fractional distillation
C. Sublimation
D. None of theseSubmitted by: Rashid Mehmood