Indicator used for estimation of the soil available boron is _____ ?
A. Diphenyle
B. Azomethine-H
C. Mixed indicator
D. Phenolpthalein
AGRICULTURE MCQS
Agriculture MCQs with answers for test preparation. Our MCQs cover a wide range of agricultural topics, including crop cultivation, soil science, livestock management, agronomy, regenerative agriculture, agricultural extension services, agribusiness, smart agriculture, agricultural science, and more.
Source of negative charges on silicate clays is/ are ______ ?
A. Anion exchange
B. Exposed crystal edges
C. Isomorphous substitution
D. All of them
1 bar is equal to _______ ?
A. 75.01 cm high mercury column
B. 0.9869 atm
C. Wt. Of a 1020 cm water column
D. All of them
Select the water soluble phosphatic fertilizer from the following _______ ?
A. SSP
B. DSP
C. TSP
D. All of them
Journal ‘Plant and Soil’ is published from _____ ?
A. Japan
B. Pakistan
C. USA
D. The Neterlands
Credit for identifying the essentality of K, Ca, Mg and P to planta goes to _____ ?
A. Shafiq Khalil et al.
B. C. Sprengel
C. Theodore Saussure
D. Dr. Muhammad Sharif et al.
Rate of entry of water in soil is ______ ?
A. Leaching
B. Seepage
C. Infiltration
D. Percolation
Which leaf of rice is sampled for tissue nutrient analysis ?
A. Lower leaf
B. Mature leaf
C. a and b
D. None of them
During decomposition of organic matter, inititial decomposition is dominated by ______ ?
A. Bacteria
B. Actinomycetes
C. Fungi
D. None of them
Instrument used for measuring the photosynthetically active radiations (PAR) is _______ ?
A. Pyrgeometer
B. Quantom sensor
C. Pyrheliometer
D. None of them