Practice Test 7
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Gypsum contains

  • Solution

    Gypsum It is very soft sulfate mineral composed of calcium sulphate dihydrate, with the chemical formula CaSO4ยท 2H2O.

    It can be used as a fertilizers is the main constituent in many forms of plaster and is widely mined.

Ammonium sulphate contains

Ammonium nitrate contains

Kisan Khad (CAN) contains

Urea has chemical composition

Steamed bone meal contain

Blood meal contains

Bird guano contains

  • Solution
    Organic Manures N P2O5 K2O
    FYM 0.5% 0.2% 0.5%
    Compost 0.5% 0.15% 0.5%
    Night soil 5.5% 4.0% 2.0%
    Poultry Manure 3.03% 2.63% 1.4%
    Sheep and Goat manure 3% 1.0% 2.0%
    Bird Guano 7-8% 11-14% 2.3%
    Fish manure 4-10% 3-9% 0.3-1.5%

Night soil contains

  • Solution
    Organic Manures N P2O5 K2O
    FYM 0.5% 0.2% 0.5%
    Compost 0.5% 0.15% 0.5%
    Night soil 5.5% 4.0% 2.0%
    Poultry Manure 3.03% 2.63% 1.4%
    Sheep and Goat manure 3% 1.0% 2.0%
    Bird Guano 7-8% 11-14% 2.3%
    Fish manure 4-10% 3-9% 0.3-1.5%

Activated sludge contains

  • Solution
    Organic Manures N P2O5 K2O
    FYM 0.5% 0.2% 0.5%
    Compost 0.5% 0.15% 0.5%
    Night soil 5.5% 4.0% 2.0%
    Poultry Manure 3.03% 2.63% 1.4%
    Sheep and Goat manure 3% 1.0% 2.0%
    Bird Guano 7-8% 11-14% 2.3%
    Fish manure 4-10% 3-9% 0.3-1.5%
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