NCERT Exemplar Solutions Class 7 Science Solutions for Acids, Bases and Salts - Exercise in Chapter 5 - Acids, Bases and Salts

Question 14 Acids, Bases and Salts - Exercise

5.When the soil is too basic, plants do not grow well in it. To improve its quality what must be added to the soil?

(a) Organic matter

(b) Quick lime

(d) Calamine solution

Answer:

Answer is (a) Organic matter

Explanation:

Organic matter is added to basic soil to neutralize its base which improves its quality.

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Exercises

Acids, Bases and Salts - Exercise

Chapters

Nutrition in Plants

Nutrition in Animals

Fibre to Fabric

Heat

Acids, Bases and Salts

Physical and Chemical Changes

Winds, Storms and Cyclones

Soil

Respiration in Organisms

Transportation in Animals and Plants

Reproduction in Plants

Motion and Time

Electric Current and its Effects

Light

Water: A Precious Resource

Forests: Our Lifeline

Wastewater Story