Home
Class 14
GENERAL KNOWLEDGE
What is the main mineral component of th...

What is the main mineral component of the continental mass ?

A

Oxygen and Alumina

B

Magnesium and Silica

C

Alumina and Magnesium

D

Silica and Alumina

Text Solution

Verified by Experts

The correct Answer is:
D
Silica and Alumina are the main mineral components of the continental mass. It is thus called Sial (Si-silica and Al-alumina). However, the oceanic crust mainly consists of silica and magnesium and it is therefore called Sima (si-silica and ma-magnesium).
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • GEOGRAPHY

    PINNACLE|Exercise NEIGHBOURING COUNTRIES OF INDIA|20 Videos

  • GEOGRAPHY

    PINNACLE|Exercise INDIAN DRAINAGE SYSTEM|118 Videos

  • GEOGRAPHY

    PINNACLE|Exercise LONGITUDES AND LATITUDES|20 Videos

  • ECONOMICS

    PINNACLE|Exercise MCQ (MISCELLANEOUS)|54 Videos

  • HISTORY

    PINNACLE|Exercise MUSLIM LEAGUE|5 Videos

Similar Questions

Explore conceptually related problems

What are the main components of invar ?

What are the main components of Petroleum ?

Knowledge Check

  • What is the main mineral constituent of Continental mass?

    A
    Magnesium and sitica
    B
    Oxygen and Alumina
    C
    Alumina and Magnesium
    D
    Silica and Alumina

  • What is the thickness of the crust on the continental masses (im km)?

    A
    5
    B
    15
    C
    25
    D
    35

  • What is the other name of crust on the continental mass ?

    A
    Sial
    B
    Sima
    C
    Nife
    D
    None of these

    • Similar Questions

    Explore conceptually related problems

    List the main components of food.

    The main component of phloem sap is

    What are the main components of natural gas?

    The main component of natural gas.

    The main component of pearl is

    Home
    Profile