In which form plant uptake phosphorus?

A. H2po4
B. HPO4-2
C. Both
D. Non of these

Submitted by: gmsyed

Related Mcqs:

In acidic soil which form of phosphorus uptake by plants?
A. Primary orthophosphate
B. Secondary orthophosphate
C. Both
D. None of these
Submitted by: gmsyed
In alkaline soil which form of phosphorus uptake by plants?
A. Primary orthophosphate
B. Secondary orthophosphate
C. both
D. None of these
Submitted by: gmsyed
Phosphorus (P) is the second major nutrient essential for plant growth. With the exception of Nitrogen (N) and Potassium (K), Phosphorus is required by plants in_________?
A. Lesser quantities
B. Greater quantities
C. Not required
D. The above statement is wrong
Submitted by: Shafiq Rehman
Mechanisms of material uptake by plants is by____________________?
A. Diffusion
B. Osmosis
C. Root interception
D. Mass flow
Phosphorus deficiency is widespread in most (_____%) 0f the soils of Pakistan.
A. 54%
B. 90%
C. 68%
D. 32%
Submitted by: Shafiq Rehman
What is the effect of application of P2O5 fertilizer to a green manure leguminous crop in the availability of phosphorus to the succeeding crop?
A. Green manure increases the availability in organic from to the next crop
B. It does not affect the availability of phosphorous to succeeding crop
C. Greater amount of phosphorus is taken up and converted into organic form, which is released on decomposition of green matter
D. It fixes the P2O5 through humus and reduces the availability..
Submitted by: Shafiq Rehman
Availability of Phosphorus is maximum at:__________?
A. Neutral
B. Alkaline
C. Acidic
D. None of these
Submitted by: Shafiq Rehman
Which mineral contains Phosphorus?
A. Apatite
B. Calcite
C. Dolomite
D. Gypsum
Submitted by: Fahad Raza
The available form of calcium to plant is________________?
A. Ca(free cation
B. CaO
C. Ca
D. None of the above
The available form of sulphur for plant is___________________?
A. S2
B. SO-2
C. SO3
D. SO2