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Chemistry

Chemistry
Biofertilizers convert nitrogen to ________ .

Nitrates
Nitrogenase
Ammonia
Amino acids

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Chemistry
The buffer action of blood is due to the presence of

HCI and NaCI
CI– and [CO3]2–
CI– and [HCO3]–
[HCO3]– and H2CO3

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Chemistry
What do you understand by the term Espuma ?

Soap
Calcium
Salt
Foam

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Chemistry
Which one of the following is not a fertilizer?

Calcium ammonium nitrate
Calcium sulphate
Potassium nitrate
Ammonium sulphate

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Chemistry
The deterioration of a metal by an electrochemical process is commonly termed as

Abrasion
Passivation
Corrosion
Erosion

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Chemistry
During fermentation of sugar, the compound which is always formed is :

Ethyl Alcohol
Ethylene
Acetic Acid
Methyl Alcohol

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MORE MCQ ON Chemistry

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