A mixture of sand and naphthalene can be separated by ________ ?

Related Mcqs:

1. The thermosphere extends from an altitude of ________ to the base of ________ at ________?

   A. 75 km, Mesosphere, 670 km
   B. 80 km, Ionosphere, 680 km
   C. 85 km, Exosphere, 690 km
   D. 90 km, Ozone Layer , 690 km

   Submitted by: Muhammad Abdullah

2. Glass is made of the mixture of______________?

   A. Quartz and Mica
   B. Sand and Salt
   C. Sand and Silicates
   D. None of these

   Submitted by: Jack Sparrow

3. What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called?

   A. Paint
   B. Glass
   C. Gun Powder
   D. Cement

   Submitted by: ABDUL HAYEE

4. Which of the following mixture of gases is required in gas welding?

   A. Oxygen and ethylene
   B. Oxygen and hydrogen
   C. Acetylene and oxygen
   D. Acetylene and hydrogen

   Submitted by: Ashfaque Ali Khoso

5. Cooking gas is mixture of which two gases?

   A. Hydrogen and oxygen
   B. Methane and CO2
   C. Methane and oxygen
   D. None of these

   Submitted by: Muhammad Mumtaz Haider

6. Approximate age of earth is ________?

   A. 4.14 billion years
   B. 4.64 billion years
   C. 4.54 billion years
   D. 4.34 billion years

   Submitted by: Kashif Ashraf

7. Endothermic reactions are those in which ________.

   A. Heat is evolved
   B. Heat is absorbed
   C. Temperature increases
   D. Light is produced

   Submitted by: Yousuf Sanjrani

8. The matter of our sun is in ________ state?

   A. Liquid
   B. Gas
   C. Solid
   D. Plasma

   Submitted by: AFNAN FAHIM KHATTAK

9. An active asteroid is discovered near ________ Orbit for the first time in billion years.

   A. Saturn
   B. Mars
   C. Neptune
   D. Jupiter

   Submitted by: Rashid Mehmood

10. The nearest Star to the planet earth is ________ ?

    A. Regel
    B. Canopus
    C. Sun
    D. Betelgeuse

    Submitted by: Shahbaz Jiskani