A. N,P,K
B. C,H,O
C. Ca,Mg,S
D. All the above
Related Mcqs:
- The term micro and macro environment was given by___________________?
A. Robinson (1948)
B. Lemer (1954)
C. Perkins (1971)
D. Comstock and Moll (1963) - Soil Organic Matter (SOM) which consists of about _______ % organic carbon plays a vital role by providing macro & micro nutrients:
A. 72 %
B. 58%
C. 62 %
D. Al of the aboveSubmitted by: Shafiq Rehman
- The earth core is made of the following metals ______________________?
A. Fe & Ni
B. Mg & Ni
C. Cu & Ni
D. None of these - Sewage water consists of water and solids in the following percentage___________________?
A. 99 & 1
B. 90 & 10
C. 80 & 20
D. None of the above - Which of the following are secondary minerals:
A. Clay minerals
B. Amorphous silicates
C. Iron and aluminiumoxides
D. All of the aboveSubmitted by: Shafiq Rehman
- Which one of the following techniques is used for assessing available P in soil and does not include growing plants:
A. E-Value
B. L-Value
C. a-Value
D. A-ValueSubmitted by: Shafiq Rehman
- Which of the following fertilizers show maximum residual acidity with the continuous soil application:
A. Urea
B. Ammonium nitrate
C. Ammonium sulphate
D. Calcium ammonium nitrateSubmitted by: Shafiq Rehman
- following are types of weathering:
A. Geo chemical weathering
B. Judo weathering
C. Pedo chemical weathering
D. both a and cSubmitted by: Shafiq Rehman
- In Pakistan, The following igneous rocks are found over considerable areas:
A. Marl, gypsum
B. Slate, Shist
C. Dolomite shale, gneiss
D. None of the aboveSubmitted by: Shafiq Rehman
- From the sources of plant nutrients availability in soil, which of the following statements are correct:
A. The plant absorbs carbon as carbondioxides directly from the atmosphere.
B. Water is the source of hydrogen
C. Air & water is the source of oxygen & the chief source of soil nitrogen is organic matter & when organic matter decomposes it gives ammonia.
D. All of the aboveSubmitted by: Shafiq Rehman
