Which of the Following Is a Good Fire-Resistant Stone

Q9: What type of grains constitutes river sand?<br>A)Angular<br>B)Flaky<br>C)Irregular<br>D)Rounded

Q10: What is a sedimentary deposit?<br>A)Weathered product remains

Q11: Fine sand is generally used for which

Q12: Granite is a type of:<br>A)Plutonic rock<br>B)Metamorphic rock<br>C)Hypabyssal

Q13: Who invented Portland cement and in which

Q15: Which of the following is a property

Q16: What is sand composed of?<br>A)Silica<br>B)Silicon<br>C)Silicon oxide<br>D)Quartz

Q17: By which of the following ways is

Q18: Why is natural cement used very limitedly?<br>A)Brown

Q19: Which of the following is not a