Which one of the following elements is least likely to be found in commercial fertilisers?

A Nitrogen
B Phosphorous
C Potassium<br>
D Silicon

Correct Answer: Silicon

Fertilizers typically provide, in varying proportions: (i) six macronutrients: nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg), and sulfur (S); and (ii) eight micronutrients: boron (B), chlorine (Cl), copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo), zinc (Zn) and nickel (Ni).
Bissoy MCQ
#General Knowledge #Chemistry

Related Questions

Commercial fertilisers are available mostly in the form of
A Powder
B Grannules
C Lumps
D Flakes
Commercial production of hydrogen for the manufacture of nitrogeneous fertilisers is done by
A Steam reforming of naphtha and cracking of natural gas
B Electrolysis of water
C Cryogenic separation of hydrogen from coke oven gas
D All of the above
The three elements most needed in common fertilisers are :
A Sulphur, Phosphorous and Sodium
B Nitrogen, Potassium and Phosphorous
C Phosphorous, Sodium and Nitrogen
D Calcium, Phosphorous and Potassium
Which of the following fertilisers contains the least percentage of nitrogen?
A Liquid ammonia
B Urea
C Ammonium phosphate
D Ammonium sulphate
According to the passage, fast food companies use thingslike glue and glycerin on hamburgers that appear in advertisements because I. no one actually has to eat the food used in the commercial II. it is important that people who see these advertisements would pay for the food being advertised III. filming a commercial or a print ad can take a very long time .
A I, II and III
B II and III only
C I only
D I and II only
Which of the following is not a measure component necessarily to be present in fertilisers?
A Nitrogen
B Potassium
C Phosphorous
D Sulphur
Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth?
A Nitrogeneous fertiliser
B Potassic fertiliser
C Phosphatic fertiliser
D None of these
Which of the following nitrogenous fertilisers has the highest percentage of nitrogen?
A Calcium nitrate
B Calcium ammonium nitrate (CAN)
C Urea
D Ammonium sulphate
Which of the following fertilisers is used as a cattle feed?
A Urea
B Calcium ammonium nitrate
C Superphosphate
D Ammonium sulphate
Which of the following fertilisers is produced in the by-products recovery (from coke oven gas) plant attached to an integrated steel plant?
A Ammonium sulphate
B Ammonium nitrate
C Ammonium phosphate
D None of these

Next steps