BGYCT-135 PETROLOGY in English Solved Assignment 2022-2023
Tutor Marked Assignment
PETROLOGY
Course Code: BGYCT-135
Assignment Code: BGYCT-135/TMA/2023
Maximum Marks: 100
| Title Name |
BGYCT-135 Solved Assignment 2022-2023 |
| University | IGNOU |
| Service Type | Solved Assignment (Soft copy/PDF) |
| Course | BSCG |
| Language | ENGLISH |
| Semester | 2022-2023 Course: B.SC(G) CBCS |
| Session | Valid from 1st January, 2023 to 31st December 2023 |
| Short Name | BGYCT-135 |
| Assignment Code | BGYCT-135/TMA/2023 |
| Product | Assignment of BSCG 2022-2023 (IGNOU) |
| Submission Date | This assignment is valid from 1st January 2023 to 31st December 2023 |
Part A
1. Write short notes on the following:
a) Rock cycle (5)
b) CIPW classification (5)
2. Discuss the different types of structures found in igneous rocks with the
help of neat well labelled diagrams.
(10)
3. Explain the chemical and mineralogical composition of magma in detail. (10)
4. Discuss the megascopic and microscopic characters of granodiorite
with the help of neat well labelled diagrams.
(10)
5 Explain Bowen’s reaction series. (10)
Part B
6. Explain the processes that are involved in the formation of sedimentary
rocks.
(10)
7. Discuss the effects of packing of grains on the porosity and
permeability of rocks.
(10)
8. Discuss in brief the factors affecting metamorphism. (10)
9. Write short notes on the following:
a) Grain size parameters (5)
b) Graded Bedding (5)
c) Palimpsest Texture (5)
d) Foliation and lineation
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