Stomata opens
(1) In day time - for gaseous exchange
(2) In day time - no gaseous exchange
(3) In night time only - for gaseous exchange
(4) In night time only - no gaseous exchange
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Answer:
Option 1st is correct and gaseous exchange k alawa it also aid in transpiration
Explanation:dekho Yarr agr ap ko proper trike se stomata opening and closing ki mechanism smjhni h to ap most accepted theory "active K^+ transport or potassium pump theory" or bhi kafii nam hote h is theory k ye pdh lo apko pkka bohot achche or kayde se smjh aa jae ga..
If u want me to explan this theory to me kr du gi..
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