Science Practice Quiz 114

Q1.From where are various metals extracted after proper refinement?

A. Rocks B. Earth's crust C. Minerals D. Magma

Q2.What powers the engines of vehicles like buses and trains?

A. Energy derived from the earth B. Human effort C. Solar power D. Wind energy

Q3.Which of the following statements about minerals is true according to the provided text?

A. Minerals are only found in non-living things B. Food we eat does not contain minerals C. All living things need minerals D. Minerals are solely used for decoration

Q4.Which of the following is NOT listed as an abrasive mineral used in toothpaste for cleaning?

A. Silica B. Limestone C. Titanium oxide D. Aluminium oxide

Q5.The fluoride used in toothpaste to reduce cavities is derived from which mineral?

A. Fluorite B. Rutile C. Ilmenite D. Anatase

Q6.Which mineral compound is primarily responsible for making most toothpaste white?

A. Silica B. Aluminium oxide C. Titanium oxide D. Mica

Q7.What mineral provides the sparkle in some toothpastes?

A. Fluorite B. Mica C. Talc D. Diamond

Q8.From what material are the toothbrush and the tube containing toothpaste primarily made?

A. Metals B. Ceramics C. Plastics from petroleum D. Glass

Q9.How do geologists define a mineral?

A. A synthetic substance with a varied external form B. A homogenous, naturally occurring substance with a definable internal structure C. A substance found only in the earth's core D. A man-made material used in construction

Q10.Which of the following minerals is mentioned as the softest in nature?

A. Diamond B. Talc C. Fluorite D. Mica

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Science Practice Quiz 114