The Fertilizers One Liner Questions & Answers


Questions Answers
1 For wheat cultivation which fertilizer is used? Nitrogen
2 Urea is – A nitrogen-containing organic compound
3 The percentage of nitrogen in urea is – 47%
4 The elements present in urea are – C, H, N, O
5 Which form of nitrogen is available in urea? Amide
6 Which fertilizers is relatively more soluble in water at 20oC? Urea
7 How much amount of urea will be required to supply 1 kg of nitrogen? 2.2 kg
8 The plants receive Nitrogen in the form of – Nitrate
9 Nitrogen is taken by plants in the form of – Nitrate
10 What is consumed in the manufacture of urea fertilizer? Carbon dioxide
11 Why does the Government of India promote the use of ‘Neem-coated Urea’ in agriculture?
Neem coating slows down the rate of dissolution of urea in the soil
12 What percentage of phosphorus ( P 2 O5) and Nitrogen (N) is present in DAP? 18% N and 46% P 2 O5
13 The most popular fertilizer for foliar application is – Urea
14 ‘Humus’ is an example of – Organic colloids
15 The most suitable crop for green manuring is – Sunhemp