Explain ganongs potometer, Biology

Assignment Help:

For measuring the rate of transpiration of a twig using Ganong's potometer, learner A cuts the twig and fits it in the broad end of the water-filled potometer. Learner B cuts the twig under water and fits in the broad end of the potometer. Both the learners introduce an air bubble in the stem of the potometer, make the apparatus air-tight and start taking readings. What would they observe?

a.  Both A and B observe air bubble moving towards the twig.

b.  Both A and B observe no movement of air bubble.

c.   A observes no movement and B observes movement of air bubble towards the twig.

d.  A observes movement, while B observes no movement of air bubble towards the twig.

 


Related Discussions:- Explain ganongs potometer

Explain hiv/aids, Explain HIV/AIDS HIV/AIDS is another example of  chro...

Explain HIV/AIDS HIV/AIDS is another example of  chronic infections.  Its existence was discovered recently in 1981. The spread  of  HIV infection  is widespread  and  can  pro

What are the poriferans, Q. What are the poriferans? The phyla Porifera...

Q. What are the poriferans? The phyla Porifera include the simplest creatures of the animal kingdom. Sponges are aquatic sessile beings they are not able to move by themselves

Describe the developmental periods of coronary artery diseas, Describe the ...

Describe the Developmental Periods of coronary artery diseases? The development of coronary artery disease like many other diseases can be divided into the following periods:

Zoology, general features of protochordates

general features of protochordates

Human impact on the phosphorus cycle, Human Impact on the Phosphorus Cycle ...

Human Impact on the Phosphorus Cycle Like other biogeochemical cycles, human activities have altered the phosphorus cycle. Human beings mine phosphate rocks and guano deposits

Culture negative endocarditis, In patients who have not received prior anti...

In patients who have not received prior antibiotics and who will ultimately have blood culture positive endocarditis, it is likely that 95 - 100 per cent of all cultures obtained w

Altered fat metabolism - metabolic response to injury, Altered Fat Metaboli...

Altered Fat Metabolism - Metabolic Response to Injury? The stored fat deposiis are mobilized and oxidized at a high rate in order to support hyper metabolism and increased gluc

What are the corals, Q What are the corals? Corals are characterized by...

Q What are the corals? Corals are characterized by their polypoid shape, slow growth and sessility and secretion of a solid skeleton made of calcium carbonate. Numerous coral i

Pathogenesis, Even though association between GAS pharyngitis and the ARF i...

Even though association between GAS pharyngitis and the ARF is fairly well established, the exact pathogenic mechanisms are not clearly understood. However, two mechanisms are post

Describe the structure of lipoprotein, There are several different lipoprot...

There are several different lipoprotein species found in plasma but their basic structures are similar. The insoluble lipid (cholesterol ester and triglyceride) forms a central cor

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd