Roll No.
Total No. of Questions : 09
Total No. of Pages : 02
--- Content provided by FirstRanker.com ---
B.Sc. Agriculture (2014 & Onwards) (Sem.-7)
SOIL PHYSICAL AND BIOLOGICAL ENVIRONMENT
Subject Code : BSAG-CS-701
M.Code: 74828
Time: 3 Hrs.
--- Content provided by FirstRanker.com ---
Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
- SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.
--- Content provided by FirstRanker.com ---
SECTION-A
- Write short notes on the following :
- Aggregation
- Particle density
- Erosion
- Soil consistence
- Redistribution of water
- Soil micro organism
- Sulphur transformation in soil
- Iluviation
- Soil aeration
- Soil texture
--- Content provided by FirstRanker.com ---
--- Content provided by FirstRanker.com ---
SECTION-B
- Discuss infiltration and redistribution of water in soil.
- Discuss in detail the soil thermal regimes of humid and arid regions.
- Explain different processes which affect soil temperature
- Enlist factors of soil formation and discuss role on any one in detail.
- Explain management techniques to check soil erosion.
--- Content provided by FirstRanker.com ---
SECTION-C
- Discuss microbial transformation of carbon and nitrogen in soils.
- Derive mathematically Darcy's law showing movement of water under unsubmerged conditions.
- Classify soil organism and explain their role in soil with reference to plant growth.
--- Content provided by FirstRanker.com ---
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
--- Content provided by FirstRanker.com ---
This download link is referred from the post: PTU B.Sc Agriculture Last 10 Years 2010-2020 Previous Question Papers || Punjab Technical University