Ammonium sulphate fertiliser is __________________?

Byadmin March 11, 2019August 29, 2021

Ammonium sulphate fertiliser is __________________?

A. The highest concentration nitrogenous fertiliser
B. The best fertiliser for paddy
C. A basic fertiliser
D. A neutral fertiliser

Fertilizer Technology

Iron is not used alone as a catalyst in ammonia synthesis, because___________________?

Iron is not used alone as a catalyst in ammonia synthesis, because___________________?

A. Its activity declines rapidly, if heated to above 520°C
B. It decomposes ammonia
C. It gets oxidised above 500°C
D. None of these

Read More Iron is not used alone as a catalyst in ammonia synthesis, because___________________?
Fertilizer Technology

Bio-fertilisers are cheaper, renewable and pollution free. They improve the _____________ of the soil?

Bio-fertilisers are cheaper, renewable and pollution free. They improve the _____________ of the soil?

A. Nutrient supply
B. Texture
C. Water holding capacity
D. All A., B. and C.

Read More Bio-fertilisers are cheaper, renewable and pollution free. They improve the _____________ of the soil?
Fertilizer Technology

Catalyst used in Haber’s process for ammonia production is_________________?

Catalyst used in Haber’s process for ammonia production is_________________?

A. Reduced iron oxide
B. Nickel
C. Vanadium pentoxide
D. Silica gel

Read More Catalyst used in Haber’s process for ammonia production is_________________?
Fertilizer Technology

Phosphatic fertiliser is graded based on its _____________ content?

Phosphatic fertiliser is graded based on its _____________ content?

A. P2O3
B. PCl5
C. P2O5
D. H3PO4

Read More Phosphatic fertiliser is graded based on its _____________ content?
Fertilizer Technology

Which is the best fertiliser for paddy ?

Which is the best fertiliser for paddy ?

A. Ammonium sulphate
B. Nitro-phosphate
C. Superphosphate
D. Potassium nitrate

Read More Which is the best fertiliser for paddy ?
Fertilizer Technology

Which of the following does not come under the category of ‘secondary nutrient’ for plant growth ?

Which of the following does not come under the category of ‘secondary nutrient’ for plant growth ?

A. Calcium
B. Magnesium
C. Sulphur
D. Oxygen

Read More Which of the following does not come under the category of ‘secondary nutrient’ for plant growth ?

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