NCERT Solutions for Class 8 Science Chapter 1
Important NCERT Questions
8th Chapter 1 Crop Production and Management
NCERT Books for Session 2022-2023
CBSE Board and State bord
Questions No- 5
Explain how fertilisers are different from manure.
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The main Differences between Fertiliser and Manure are as follows:
Fetilisers:
1. A fertiliser is an inorganic salt.
2. A fertiliser is prepared in factories.
3. A fertiliser does not provide any humus to the soil.
4. Fertilisers are very rich in plant nutrients like nitrogen, phosphorus and potassium.
Manures:
1.Manure is a natural substance obtained by the decomposition of cattle dung, human waste and plant residues.
2.Manure can be prepared in the fields.
3.Manure provides a lot of humus to the soil.
4.Manure is relatively less rich in plant nutrients.
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