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Deficiency of Nutrients

What is true ...

Question

What is true about the phosphorus cycle?

A

It enters the atmosphere

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B

Weathering of sedimentary rocks makes phosphate available

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C

Phosphate is incorporated into organisms' proteins

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D

All of the above

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Solution

The correct option is B Weathering of sedimentary rocks makes phosphate available

When rocks are weathered, minute amounts of these phosphates dissolve in soil solution and are absorbed by the roots of the plants.

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Similar questions

Q. In the phosphorus cycle, phosphate becomes available by weathering of rocks first to _____________.

Q. _______ (Phosphate/Sedimentary) rock is the main ingredient used in the preparation of superphosphate of lime.

Q. Pure white phosphorus is obtained by heating phosphate rocks with silica and coke in an electric furnace - True or False?

Q. "Phosphorus can be estimated by converting it into phosphates and then precipitating as

M g N H_{4} P O_{4}

." Answer whether the above statement is true or false.
If true enter 1, else enter 0.

Q. Study the given flow chart and select the correct statements regarding this.
(i) It represents phosphorus cycling in a terrestrial ecosystem.
(ii) It represents phosphorus cycling in an aquatic ecosystem.
(iii) Natural reservoir of phosphorus is phosphate rocks.
(iv) There is no respiratory release of phosphorus into atmosphere.
(v) Gaseous exchange of phosphorus between organisms and environment occurs to a considerable extent.

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