·
SRNF = Slow-Release Nitrogen Fertilizers.
· Includes: sulfur-coated urea, polymer-coated urea, urea–formaldehyde, IBDU, CDU.
· Purpose: extend N availability, reduce leaching, increase NUE.
Why other options are wrong
· (b) No fertilizer called "Sulphur Rich N fertilizer".
· (c) Not a soil science term.
· (d) SRN is used sometimes, not SRNF.
English
30 Questions
30 Marks
27 Mins English English100 Questions100 Marks120 Mins English English75 Questions300 Marks90 Mins EnglishMatch the following correctly
| (a) Broad beds and furrows | 1. Effective in black soils | |
| (b) Compartmental bunds | 2. Convert area into small blocks | |
| (d) Scoops | 3. Formed between rows of crop | |
| (d) Scoops | 4. Small pits on soil surface | |
Codes:
Match the drought terms with their explanation
| drought terms | Their explanation |
| (a) Permanent drought | 1. Arid and semi-arid zones |
| (b) Seasonal drought | 2. Inadequate water to meet evapotranspiration |
| (c) Invisible drought | 3. Agriculture not possible |
| (d) Meteorological drought | 4. Annual rainfall less than normal |
Pigment leghaemoglobin acts as
Total cultivable area in India is ______ million hectares.
The navigation system based on a network of satellites that helps users to record positional information is
Growing season in dry land areas is
Characters of dry land farming
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