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2020 BGCSE Biology Paper-1 Question-50
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Q-50
The table shows the amount of water and salt lost from the kidneys and skin on a hot day and on a cold day. Food and drink intake are the same on both days. What do these results show?
Less water is lost from the kidneys on a cold day than on a hot day.
More salt is lost from the kidneys on a hot day than on a cold day.
The total amount of salt lost each day is the same.
Water is not lost from the kidneys on hot days.
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