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

Regulation of alkalinity and acidity of the plasma, Q. In which nephron por...

Q. In which nephron portion does the regulation of alkalinity and acidity of the plasma occur? The regulation of the acid-basic equilibrium of the body is done by the kidneys a

Conductometry, conductometry and its uses in biology

conductometry and its uses in biology

What is the embryonic characteristic, Q. What is the embryonic characterist...

Q. What is the embryonic characteristic that evolutionarily makes echinoderms proximal to chordates? Chordates and Echinoderms are deuterostomes that is in their embryonic deve

Factors that effect birth weight and gestational duration, Define Factors t...

Define Factors that effect birth weight and gestational duration? A WHO review has identified 43 factors that influenced birth weight and gestational duration. They are grouped

Chronic aortic regurgitation-indications for surgery, Chronic Aortic Regurg...

Chronic Aortic Regurgitation :  Several factors have to be taken into account before recommending surgery. These include severity of symptoms and LV function. With evidence o

Historical review of developmental biology, HISTORICA L REVIEW Anox...

HISTORICA L REVIEW Anoximander (600 B.C.) was the first western philospher who proposed the idea that "living creatures arose from the moist element". Empedocles (500 B.

Skeleton, how they are joints to each other

how they are joints to each other

What is dry mass?, What is dry mass? When the biomasses are compared of...

What is dry mass? When the biomasses are compared often the concept of dry mass is used. The dry mass is the entire (total) mass less the water mass of an individual. The total

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