Chemical Engineering Fertiliser Technology MCQ Questions & Answers Pdf - 2

Question: 6

Which nutrient in fertilizer makes the plant stems stronger and increases branching?

(A) calcium

(B) potassium

(C) phosphorous

(D) nitrogen

Ans: C

phosphorous

Question: 7

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

(A) sulphur

(B) phosphorous

(C) potassium

(D) nitrogen

Ans: A

sulphur

Question: 8

Reaction of calcium fluorapatite with sulphuric acid produces

(A) red phosphorous

(B) triple superphosphate

(C) simple superphosphate

(D) ortho phosphoric acid

Ans: C

simple superphosphate

Question: 9

Urea is a _____ fertilizer.

(A) phosphatic

(B) potassic

(C) nitrogenous

(D) none of these

Ans: C

nitrogenous

Question: 10

_____ is required more for leafy crops.

(A) Carbon

(B) Nitrogen

(C) Potassium

(D) Phosphorous

Ans; B

Nitrogen

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