Which of the following ions does not show resonance?

The process of conversion of radiant or solar energy into chemical energy performed by the plants is called _______________.

Which phenomenon is responsible for the presence of water vapour in the air?

Which among the following is/are correct about water vapour?<ol style="list-style-type:decimal;"><li>It heats up the earth.</li><li>It maintains the temperature of the earth.</li><li>It maintains the water cycle.</li></ol>

Which of the following process are responsible for maintaining the balance of carbon dioxide in the air?

The gas in the atmosphere is produced during respiration, and also produced by the burning of organic substances. It is also used by plants for photosynthesis. What is this gas?&nbsp;

Which of the following ions does not show resonance?

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