R.K. Sharma Test 17 — Agri Master Mind
The range of near-infrared red is ______.
- 0.7-1.3 micrometers
- 1.3-3.0 micrometers
- 0.2-1.3 micrometers
- 0.7-3.0 micrometers
Which of the following is NOT an advantage of subsoiling?
- Subsoiler is worked at a depth of 30-60 cm
- It promotes more moisture retention
- It involves soil inversion
- Breaking the hard & impermeable subsoil
Which of the following parameters is NOT used by Thornthwaite's classification?
- Precipitation effectiveness index
- Temperature effectiveness index
- Seasonal distribution index
- Humid months index
Statement 1: Broad-bed furrows (BBF) are laid outside the field boundaries. Statement 2: In BBF, maize/sorghum is grown on beds and rice in furrows.
- Both are incorrect statements
- Both are correct statements
- Statement 1 is correct and statement 2 is incorrect
- Statement 1 is incorrect & statement 2 is correct
In remote sensing, the wavelength used is ______ to 15 micrometers.
- 0.3
- 0.2
- 0.35
- 0.4
______ tillage in red soil in dryland conditions improves moisture conservation.
- Deep
- Shallow
- Both A & B
- All of the above
The most widely used method for soil moisture measurement is the ______.
- Oven dry method
- Gravimetric method
- Neutron probe
- Alcohol burning method
In the Universal Soil Loss Equation (A = RKLSCP), the unit of A is tonnes/______/year.
- Hectare
- Acre
- Both A & B
- km
Statement 1: Trenching is made across the contour for soil & moisture conservation. Statement 2: Trenches are half-refilled with excavated material and the remaining half with soil from the spoil tank.
- Both are incorrect statements
- Both are correct statements
- Statement 1 is correct and statement 2 is incorrect
- Statement 1 is incorrect & statement 2 is correct
Broad-bed furrows conserve soil moisture in ______.
- Dryland
- Irrigated
- Both A & B
- All of the above
Which is the best-suited grass for grassed waterways?
- Cynodon dactylon
- Paspalum notatum
- Brachiaria mutica
- Panicum repens
A percolation pond is a shallow depression created at the ________ portion of a natural or diverted stream course.
- Lower
- Upper
- Both A & B
- In between
Statement 1: Graded bunding is adopted on 3-10 % slopes. Statement 2: Graded bunding is adopted in areas where the annual average rainfall is > 600 mm.
- Both are incorrect statements
- Both are correct statements
- Statement 1 is correct and statement 2 is incorrect
- Statement 1 is incorrect & statement 2 is correct
Which of the following is correct in relation to bunding?
- Table top = 750 mm
- Sloping inward = < 750 mm
- Sloping outward = > 750 mm
- All are correct
______ = Reflectance in infrared band / Reflectance in red band.
- NDVI
- SFVI
- SVI
- TRVI
Statement 1: The father of soil erosion is H.H. Bennett. Statement 2: Collego is the first commercial bioherbicide.
- Both are incorrect statements
- Both are correct statements
- Statement 1 is correct and statement 2 is incorrect
- Statement 1 is incorrect & statement 2 is correct
Statement 1: Zing terracing is constructed in medium to deep soil & in high rainfall areas. Statement 2: Zing terracing is adopted on 3-10 % slopes.
- Both are incorrect statements
- Both are correct statements
- Statement 1 is correct and statement 2 is incorrect
- Statement 1 is incorrect & statement 2 is correct
The Central Soil and Water Conservation Research and Training Institute is located in ______.
- Uttarakhand
- Karnal
- Hyderabad
- Odisha
Bioherbicides are applied as ______.
- Pre-plant herbicides
- Post-emergence herbicides
- Pre-emergence herbicides
- All of the above
Superflow water is water beyond ______.
- Field capacity
- Permanent wilting point
- Ultimate wilting point
- Hygroscopic point
Statement 1: In bench terracing, the material excavated from the lower part of the terrace is used in the upper part. Statement 2: Bench terracing is usually practiced on steep sloping (16-22 %) and undulating land.
- Both are incorrect statements
- Both are correct statements
- Statement 1 is correct and statement 2 is incorrect
- Statement 1 is incorrect & statement 2 is correct
A terrace is a combination of ridge & channel built ___________ the slope.
- Across
- Along
- Both A & B
- Zig-zag
Channel erosion suffers severe ______.
- Sheet erosion
- Gully erosion
- Rill erosion
- All of the above
Which one is the most popular mechanical measure for soil conservation?
- Contour bunding
- Graded bunding
- Channel terraces
- All of the above
Statement 1: GPS is a tool used to capture, store, update, manipulate, analyze, & display spatial data. Statement 2: GIS is a tool for the collection, processing, and analysis of data to extract information from the Earth's surface.
- Both are incorrect statements
- Both are correct statements
- Statement 1 is correct and statement 2 is incorrect
- Statement 1 is incorrect & statement 2 is incorrect
Apoplast herbicides are absorbed through the ______.
- Shoot
- Root
- Foliage
- Both A & C
Contour bunding is used in areas where the average annual rainfall is ______.
- < 800 mm
- > 800 mm
- > 600 mm
- < 600 mm
During drought conditions, ________ deficiency occurs in cotton leaves.
- Mg
- Mn
- B
- Zn
Which of the following herbicides has low residual toxicity?
- Diquat
- Diuron
- Atrazine
- Chlorfenac
Which cloud type gives occasional drizzling?
- Cirrus
- Cumulus
- Altostratus
- Stratus