Which of the following substances should be added to acidic soil to neutralize it effectively?
Quicklime (calcium oxide)
Quicklime (calcium oxide) is an effective base used to neutralize acidic soil, raising its pH to more suitable levels for cultivation.
Vinegar is itself acidic, table salt does not neutralize acidity, and baking soda is a much weaker base less effective for large-scale soil treatment.
Hence, Quicklime (calcium oxide) is the correct answer.
Which of the following is a greenhouse gas?
I. Methane
II. Nitrous oxide
Among the following, the conducting form of carbon is
Which of the following is NOT a Fossil Fuel?
Which one of the following is used in soda-acid fire extinguishers?
The separation of two immiscible liquids can be done based on the difference in their_______.