Smartindia Classroom
CONTENTS
English
Maths
Physics
Chemistry
Biology
Computer
Back to home
Start Practice
Question-1
The kind of rock formed by the effect of heat and pressure changes.
(A)
Sedimentary rocks
(B)
Metamorphic rocks
(C)
Axillary rocks
(D)
Igneous rock
Question-2
The rock that forms from frothy lava.
(A)
Pumice
(B)
Obsidian
(C)
Basalt
(D)
Andesite
Question-3
The percentage of element aluminium earth's crust.
(A)
2.4
(B)
25.8
(C)
4.2
(D)
7.3
Question-4
The lava that has 45 - 55% silica and aluminium, calcium, iron and magnesium.
(A)
Andesite
(B)
Ridges
(C)
Dykes
(D)
Basalt
Question-5
Quartzite is formed from:
(A)
Limestone
(B)
Quartz
(C)
Mica
(D)
Sandstone
Question-6
The percentage of Silicon in earth's crust.
(A)
50
(B)
25.8
(C)
7.3
(D)
0.4
Question-7
The mineral in pure limestone is:
(A)
Kaolinite
(B)
Calcite
(C)
Quartz
(D)
Mica
Question-8
Shale contains the clay mineral:
(A)
Kaolinite
(B)
Magnesite
(C)
Haematite
(D)
Limestone
Question-9
The quantity of calcium carbonate in limestone can be found by reacting it with:
(A)
Sodium chloride
(B)
Hydrochloric acid
(C)
Sodium hydroxide
(D)
Aluminium oxide
Question-10
The rock formed from the shells of marine creatures and freshwater creatures.
(A)
Sandstone
(B)
Limestone
(C)
Chalk
(D)
Emeralds
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Cambridge Secondary Grade 8
IGCSE
Practice in Related Chapters
Acid and Bases
The World of Matter
Simple Chemical Reactions
The Rock Cycle
Introducing Chemistry
Metals and Metal Compounds
Elements and Atoms
Separation of Mixtures
Compounds and Mixtures
Rocks and Weathering
Patterns of Reactivity
Chemistry and the Environment
Using Chemistry
Powered By
