BGYCT-135 PETROLOGY in English Solved Assignment 2021-2022

BGYCT-135 PETROLOGY

Solved Assignment 2021-2022

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Tutor Marked Assignment
PETROLOGY
Course Code: BGYCT-135
Assignment Code: BGYCT-135/TMA/2021-2022
Maximum Marks: 100

Title Name

BGYCT-135 Solved Assignment 2021-2022

University IGNOU
Service Type Solved Assignment (Soft copy/PDF)
Course BSCG
Language ENGLISH
Semester 2021-2022 Course: B.SC(G) CBCS
Session Session: July 2021- January 2022
Short Name BGYCT-135
Assignment Code BGYCT-135/TMA/2021-2022
Product Assignment of BSCG 2021-2022 (IGNOU)
Submission Date Valid from 1st July, 2021 to 30th June, 2022

 

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Note: Attempt all questions. The marks for each question are indicated against
it. Write all answers in your own words; do not copy from the course
material.
Part A
1. Write short notes on the following:
a) Classification of igneous rocks (5)
b) Colour Index (5)
2. Discuss the different types of textures found in igneous rocks with the
help of neat well labelled diagrams.
(10)
3. Explain physical properties of magma in detail. (10)
4. Discuss the megascopic and microscopic characters of gabbro with the
help of neat well labelled diagrams.
(10)
5 Explain the crystallization behavior of SiO2 system. (10)
Part B
6. Describe any five primary structures found in sedimentary rocks. (10)
7. Differentiate the following :
a) Importance of studying sedimentary rocks (5)
b) Physical weathering (5)
8. Explain the chemical reactions leading to metamorphism. (10)
9. Describe the different types of textures found in metamorphic rocks with
the help of neat well labelled diagrams.
(10)
10. Discuss the megascopic and microscopic characters of following rocks:
a) Limestone (5)
b) Gneiss

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BGYCT-135, BGYCT 135, BGYCT135

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