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 about the pulse vaccination, Explain about the Pulse vaccination? ...

Explain about the Pulse vaccination? How many doses of a given vaccine, administered to what people and on what schedule, permit eradication or control of an infectious disease

Admission procedure - nursing, Admission Procedure   From the time  the...

Admission Procedure   From the time  the child and his family enter the hospital doors, the admission procedure should be carried out in a friendly and efficient manner. Admiss

Determine the chain in the dna molecule, Which type of chemical bond mainta...

Which type of chemical bond maintains the pairing of each chain in the DNA molecule? To produce the DNA molecule, purine bases bind to pyrimidine bases by intermolecular bonds

Proteins, Proteins Proteins are continually synthesised in the cells a...

Proteins Proteins are continually synthesised in the cells as they are the principal component required for growth. Proteins are composed of amino acids which are derived larg

Difference between ectoparasite and endoparasite, Q. What is the difference...

Q. What is the difference between ectoparasite and endoparasite? The Ectoparasites are parasites that explore the external surface of the host (like, for instance, mites that p

What are the characteristics of soil, What are the characteristic of Soil ...

What are the characteristic of Soil It is commonly conceived as a plane at right angles to the surface. The upper part of a soil profile above the parent material in which proc

Becoming online tutor, how can i work with u as an online biology tutor?

how can i work with u as an online biology tutor?

Determination of the age of fossil, DETERMIN A TIO N OF THE AGE OF FOSSI...

DETERMIN A TIO N OF THE AGE OF FOSSIL - Radioactive clock (Boltwood -1907) - Half life of uranium is 4.5 billion years. This means half of total uranium disintegrates

Why is it significant that exact copies of dna, Why is it significant that ...

Why is it significant that exact copies of DNA are produced during replication? Producing exact copies make sure that when a cell divides, the offspring cells will receive the

Define classification of functions of minerals, Define Classification of fu...

Define Classification of functions of minerals?  The varied functions of minerals can be grouped under four general physiologic roles viz. Structural: They form an integ

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