What is transpiration? Write an activity to proof that transpiration is done by plants.
Answers
Answer:
Cover the plant completely and tie its mouth around the base of stem. #Take a similar empty polythene bag and tie iys mouth. #Keep the plant as well as the empty polythene bag in sunlight for 1-2 hours. OBSERVATION:drops of water appear on the inner side of polythene bag no such drops apeear in the empty bag.
Answer:
the evaporation of water from the leaves of plants called transpiration
Explanation:
take a well watered potted plant having big leaves en close the leafy stem of the plant with the clean polythene bag and see the mouth of the back properly with cello tape keep the potted plant in the sunshine for 2-3 hours.
you will see a number of droplets on the inner side of the following bad this can be explained as follows the plants of the leaves give out water vapour since the leaves are closed in a polythene bag water vapour cannot escape into the water vapour given out by the covered leaves keeps on collecting inside the polythene bag some of these water vapour condenses liquefies to form tiny drops of water it is these droplets of water which can be sticking on the inner side of the polythene bag this activity shows that the leaf of the plant through water through