Advertisements
Advertisements
प्रश्न
______ soil has pH 7.
पर्याय
Temperature
volume
mass
density
humidity
acidic
weight
neutral
shape
MCQ
रिकाम्या जागा भरा
Advertisements
उत्तर
Neutral soil has pH 7.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Match the statements in Column A, with those in Column B.
| Column A | Column B |
| 1. Largest Constituent of air, which dilutes the activity of oxygen. | (a) Oxygen |
| 2. A gas used for filling weather observeation balloons. | (b) Carbonic acid |
| 3. An acid formed by the dissolution of sulphur dioxide gas in water. | (c) Sulphuric acid |
| 4. An acid formed by the dissolution of carbon dioxide in water. | (d) Helium |
| 5. A gas vital for respiration. | (e) Nitrogen |
How is greenhouse effect produced?
What do you observe when a burning candle is covered with an inverted jar.
Give two uses of the following component present in air:
carbon dioxide
Name two air pollutants which cause global warming.
Name three greenhouse gases.
Name the following.
Gases that are harmful to the ozone layer
What is the importance of air in transmission of sound?
What is global warming?
In a number of musical instruments, air plays an important role. Can you name some such instruments?
