Q: Amalgam’ is a term used for an alloy of a metal with?

A. Mercury
B. Copper
C. Lead
D. Aluminium


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Q: Ice cream is an example of.?

A. Substance
B. Mixtuure
C. Homogeneous mixture
D. Heterogeneous mixture


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Q: The mixture which has not uniform compositin throughout its mass is called.?

A. Soft mixture
B. Homogeneous mixture
C. Saturated mixture
D. Heterogeneous mixture


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Q: Brass is an example of .?

A. Mixture
B. Compound
C. Metal
D. Element


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Q: A substance consists of two or more pure substances not chemically combined each other are.?

A. Compound
B. Mixture
C. Element
D. None of the above


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Q: A substance in which all atoms are chemically identican having same atomic number is called .?

A. Element
B. Compound
C. Matter
D. Mixture


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Q: A substance in which all atoms are chemically identican having same atomic number is called .?

A. Element
B. Compound
C. Matter
D. Mixture


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Q: One gram is equal to .?

A. .01 Kg
B. .001 Kg
C. .0001 Kg
D. None of above


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Q: There are how many seconds in one solar day.?

A. 36,000
B. 72,000
C. 86,400
D. None of the above


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Q: The standard of measurement of time is dependent on the speed of rotation of .?

A. Sun
B. Moon
C. Earth
D. All of above


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