Soil Science JRF, SRF, NET, & ARS – Telegram
Soil Science JRF, SRF, NET, & ARS
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Dominant primary mineral in earth crust is (ARS 2014)
Anonymous Quiz
76%
Feldspar
6%
Mica
2%
Hornblende
16%
Quartz
Recently formed soil order is
Anonymous Quiz
34%
Gelisol
14%
Inceptisol
47%
Entisol
4%
Spodosol
6-VK-Phogat.pdf
2.6 MB
Go through Soil Physical Properties from ISSS
👍1
Which of the following element is responsible for Eutrophication (2018 JRF)
Anonymous Quiz
29%
N
60%
P
6%
K
5%
S
Mg rich mineral is (2018 JRF)
Anonymous Quiz
47%
Chlorite
13%
Kaolinite
27%
Montmorillonite
13%
Illite
Movement of nutrients to the roots along with water is called (ARS 2014)
Anonymous Quiz
14%
Diffusion
67%
Mass Flow
12%
Passive transport
7%
Active transport
Diffusion can be measured by technique is called
Anonymous Quiz
29%
Half - cell
15%
Tensiometer
23%
Irrometer
33%
Thermocouple psychrometer
Equivalent acidity of Anhydrous ammonia is
Anonymous Quiz
9%
120
76%
148
9%
127
6%
110
Soil formed from following rocks are fertile (IARI Ph.D)
Anonymous Quiz
18%
Acid rocks
55%
Basic rocks
11%
Neutral rocks
17%
We cant say based on rock
Nutrient mobility concept was given by (IARI Ph.D)
Anonymous Quiz
11%
Troug
13%
Baule
68%
Bray R. H.
7%
Simonson
Wavelength for estimation of Available phosphorus (IARI Ph.D)
Anonymous Quiz
9%
550 nm
39%
650 nm
51%
660 nm
2%
150 nm
The following element strongly bound to organic matter (IARI. Ph.D)
Anonymous Quiz
26%
Zn
55%
Cu
8%
Ni
11%
Co
Soil-Pollution_chapter_ISSSbook.pdf
217.9 KB
Soil-Pollution_chapter_ISSSbook.pdf
ISSS_SoilFertility-EvaluationandManagement_BookChapter.pdf
2.7 MB
ISSS_SoilFertility-EvaluationandManagement_BookChapter.pdf
Maximum N content found in N fertilizer
Anonymous Quiz
16%
Urea
81%
Anhydrous ammonia
1%
Sodium nitrate
2%
Ammonium sulphate