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If you are referring to a the rate of water uptake in plants, then a live plant stem is placed in one end of the uptake photometer which is filled with water by a reservoir and tap. at the other end of the photometer there is a scale with an air bubble. Over time, as the plant takes in water, the air bubble will move along the scale and this can be used to work out how much water the plant is using. dont know if this will be of any help :)

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15y ago

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What is a potmeter?

A potmeter is a something that is used for measuring the rate of water uptake in a leafy shoot. The causes of water uptake are photosynthesis and transpiration.Soz but this is all i got. i hopped there would be something on here but no. If any one has got more information about it ADD IT!!!


Why does moving air affect the rate of uptake water by the shoot?

Moving air enhances the rate of water uptake by the shoot primarily through increased transpiration. When air moves over the plant's leaves, it reduces the humidity around them, creating a steeper water potential gradient between the inside of the leaf and the surrounding air. This gradient drives more water to evaporate from the leaf surface, which in turn pulls more water up from the roots through the xylem. Thus, the movement of air accelerates the overall process of water uptake in the plant.


What are the factors that effect the uptake of water by a plant?

light soil temperature soil type soil moisture outside temperature


What has the author Evangelia Demou written?

Evangelia Demou has written: 'The effect of the hygroscopicity of thin organic films on the uptake and loss processes of water'


What organ does water uptake occur?

by itself


Why does water in the potometer tubing move into the shoot?

Water moves from the potometer tubing into the shoot due to transpiration, where water evaporates from the stomata in the leaves, creating a negative pressure that pulls water up through the plant. This process is a crucial part of the plant's ability to transport water and nutrients from the roots to the rest of the plant.


How do you make a potometer?

To make a potometer, you need a clear plastic tube, a water reservoir (like a beaker), and a cut shoot from a plant. First, fill the tube with water, ensuring there are no air bubbles. Insert the cut end of the shoot into one end of the tube, and seal the joint with waterproof tape to prevent air from entering. Finally, place the other end of the tube in the water reservoir, allowing you to measure the water uptake by the plant.


How does solar radiation affect water uptake in plants?

Solar radiation in plants inhance the rate of transpiration. To cope up with the water deficiency in plants roots are desired to uptake more water.


How does water effect plant growth?

Water is essential for plant growth as it is involved in numerous physiological processes, such as photosynthesis, nutrient uptake, and cell elongation. Adequate water supply ensures turgor pressure in plant cells, which maintains plant structure and supports nutrient transport. However, excessive water can lead to root rot and hinder oxygen uptake, affecting plant growth negatively.


What is water uptake at the roots?

Water uptake at the roots refers to the process by which plants absorb water from the soil through their root system. This process is essential for the transportation of water and nutrients throughout the plant and plays a crucial role in maintaining plant health and growth. Water uptake is facilitated by root structures such as root hairs and the movement of water through the plant's vascular system.


What instrument measures water uptake in plants?

A hygrometer or a tensiometer can be used to measure water uptake in plants. These instruments can monitor soil moisture levels and water potential to gauge how much water the plants are absorbing.


What part of the body does archfish shoot water from?

They shoot water from their mouth.