Saturday 2 November 2013

MINERALS AND ROCKS ( Assignments for the Geography Students of Class XI )



FUNDAMENTAL OF PHYSICAL GEOGRAPHY

MINERALS AND ROCKS

Q 1 What is a mineral?   Mark (1)
Q 2 Name some sedimentary rocks. 
Q 3 What is a Sedimentary rock? 
Q 4 Name some igneous rocks. 
Q 5 Name the minerals found in metamorphic rocks. 
Q 6 What is lithification?  
Q 7 Name the types of rocks.             
Q 8 Define a Rock? 
Q 9 Name the major elements that constitute our earth’s crust. 
Q 10 Name the two most common minerals found in rocks. 
Q 11 List any four important physical characteristics of minerals. 
Q 12 Give example of any four minerals selected to measure the degree of hardness of other metals. 
Q 13 Classify the sedimentary rocks on the basis of their mode of formation. 
Q 14 Define the term “Foliation” in metamorphic rocks. 
Q 15 What do you mean by banded rocks?    Marks (3)
Q 16 What do you mean by rocks? Name the three major classes of rocks? 
Q 17 What are metallic minerals? Classify them. 
Q 18 How differential rate of cooling of magma determines the texture of igneous rocks? 
Q 19 Classify metamorphic rocks along with few examples. 
Q 20 What is meant by petrology? What is the role of a petrologist? 
Q 21 What is the major source of minerals found on earth’s crust? 
Q 22 Highlight any four important characteristics of Feldspar mineral. 
Q 23 What are Intrusive rocks?            
Q 24 How is limestone formed?         
Q 25 What are the characteristics of igneous rocks? 
Q 26 What is metamorphism? 
Q 27 Write a short note on Sedimentary rocks. 
Q 28 Why are fossils preserved in Sedimentary rocks and not in Igneous? 
Q 29 Why is Igneous rock called Primary rock? 
Q 30 Make a comparative view of characteristic feature of pyroxene and mica as important minerals present on the earth’s crust? 
Q 31 Describe the mode of formation of sedimentary rocks. 
Q 32 Categorise the following rock types into Igneous, Sedimentary and Metamorphic rocks.
1.  Basalt                              2.  Limestone
3.  Pegmatite                     4.  Granite
Q 33 Distinguish between minerals and rocks. 
Q 34 Describe in detail the two main processes of metamorphism and its impact on rocks.  Marks (5)
Q 35 Describe the nature and mode of formation of different types of rocks found on the earth’s surface. 
Q 36 Name the elements present in the below given minerals. Also, state any one use of each mineral.
1.  Olivine                            2.  Amphibole

Q 37 Describe the mechanism of rock cycle with the help of a diagram. 

No comments:

Post a Comment