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CHETANA PUBLICATION-PLANT WATER RELATION-Exercise
- What is the main source of water for plants?
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- In soil water available for absorption by root is ...........
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- The most widely accepted theory for ascent of sap is .............
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- Water movement between the cells is due to ...............
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- In guard cells, when sugar is converted into starch the stomatal pore....
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- Surface tension is due to ..............
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- Which of the following types of solution has lower level of solutes th...
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- During rainy season wooden doors warp and become difficult to open or ...
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- Water absorption takes palce through..............
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- Due to low atmospheric prssure the rate of transpiration will............
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- Osmosis is a property of..............
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- Root hair will absorb water when external solution is........
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- Absorption of water involving the activity of root is called.............
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- Uptake of water at the expenses of metabolic energy is known as..........
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- Maximum transpiration occus through.............
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- Water in plants rises through.........
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- Guard cells are associated with......
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- Three compartments of a cell are................
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- An example of a not seclectively permeable membrane is...........
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- Purple cabbage leaves do not loose their colour in cold water but they...
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- Uniformly sweet taste of tea or coffee is due to ................
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