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प्रश्न
When the soil is too basic, plants do not grow well in it. To improve its quality what must be added to the soil?
पर्याय
Organic matter
Quick lime
Slaked lime
Calamine solution
उत्तर
Organic matter
Explanation:
Organic matter is to be added to a basic soil to neutralise the base and improve its quality.
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संबंधित प्रश्न
Give one example in the following case:
A base which does not contain a metal ion.
Distinguish between acid and alkali (other than indicators).
All bases are alkalis.
A solution changes the colour of the turmeric indicator from yellow to red. The solution is
Look at Figure 5.1 which shows solutions taken in test tubes A, B, C and D. What colour is expected when a piece of red litmus paper is dropped in each test tube? The nature of the solutions is given in the table for your help.
| Test tube | Nature of Solution | Change in colour of red litmus |
| A | Neutral | |
| B | Basic | |
| C | Acidic | |
| D | Neutral |
Match the following:
| 1. | Wasp sting | a. | Milk of magnesia |
| 2. | Common salt | b. | Acetic acid |
| 3. | Organic acid | c. | Sodium chloride |
| 4. | Antacid | d. | Vinegar |
Which of the following pairs are weak bases?
Water-soluble bases are called ______.
______ are bitter in taste.
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
A basic oxide.
