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Standard X
Chemistry
Question

Fill in the blanks with suitable words:

Excessive use of fertilizers makes the soil ______ so it should be treated with ______ like ________. If the soil is ____ then the organic matter should be added to it.
  1. basic, acids, formic acid, acidic
  2. basic, acids, milk of magnesia, neutral
  3. acidic, bases, zinc carbonate, neutral
  4. acidic, bases, slaked lime, basic

A
basic, acids, milk of magnesia, neutral
B
basic, acids, formic acid, acidic
C
acidic, bases, slaked lime, basic
D
acidic, bases, zinc carbonate, neutral
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Solution
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Fertilizers contain the maximum amount of mineral acids so they increase the acidity of soils and it can be neutralized by the addition of calcium hydroxide or other basic chemicals. On the other hand, alkaline soils with high pH content are neutralized by the addition of organic matter content in the soil.

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Similar Questions
Q1
Fill in the blanks with suitable words:

Excessive use of fertilizers makes the soil ______ so it should be treated with ______ like ________. If the soil is ____ then the organic matter should be added to it.
View Solution
Q2

Give reason :

(a) A person suffering from acidity is advised to make an antacid.

(b)Acidic soil is treated with quick lime.

(c) Wasp sting is treated with vinegar.

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Q3

Fill in the blanks with suitable words :

An acid is a compound which when dissolved in water forms hydronium ions as the only ________ ions.

A base is a compound which is soluble in water contains ________ ions. A base reacts with an acid to form a ________ and water only. This type of reaction is known as ________

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Q4

A farmer has been using excessive quantities of chemical fertilizer in fields for a number of years. The crop yield began to reduce in spite of using chemical fertilizers. Which of the following are correct options?
A. The soil has become more acidic
B. The soil has become more alkaline
C. The yield can be improved by adding slaked lime to the soil
D. The yield can be improved by adding some organic matter
E. The yield can be improved by adding common salt


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Q5

Question 5

When the soil is too basic in nature, plants do not grow well in it. To improve its quality what must be added to the soil?
(a) Organic matter
(b) Quicklime
(c) Slaked lime
(d) Calamine solution

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