Why do the plant closes stomata when it does NOT need carbon dioxide for photosynthesis?
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A volcano that is not expected to erupt again is called
The longest day of the year in the Northern Hemisphere occur on _____.
The arrangement of leaves on an axis or stem is called
Mars is the _______ planet from the Sun.
In MICR, what does 'I' stands for?
Helium is added to the oxygen supply of deep sea divers because it is _________
Which planet is known as red planet?