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

Neuroglia - organisation of nervous system, Neuroglia - Organisation of Ner...

Neuroglia - Organisation of Nervous System We may refer neuroglia as the connective tissue of the nervous system. It involves all elements of the nervous system other than ne

What do you mean by respiratory pigments, Q. What are respiratory pigments?...

Q. What are respiratory pigments? What are some respiratory pigments and in which animal groups can each of them be found? Respiratory pigments are molecules present in the blo

What are deciduous trees, What are deciduous trees? Deciduous trees are...

What are deciduous trees? Deciduous trees are plants that lose their leaves in a period of the year. In the case of the deciduous trees of the temperate forest the fall of the

What is parasitism, Q. What is parasitism? The Parasitism is the ecolog...

Q. What is parasitism? The Parasitism is the ecological interaction in which a being lives at the expense of another. The parasite often doesn't cause immediate death of the ho

Endosperm with micropylar and chalazal haustoria, Endosperm with Micropylar...

Endosperm with Micropylar and Chalazal Haustoria Some plants develop haustoria from both micropylar and chalazal ends of endosperm. In Nemophila aggressive haustoria arise fr

Define the microbiological study of water, Define the Microbiological Study...

Define the Microbiological Study of Water? Water is a common carrier of infectious diseases. Even clean and clear water which looks pure may be contaminated with pathogenic mic

Explain xanthan gum, Explain Xanthan Gum Xanthan gum is a microbial pol...

Explain Xanthan Gum Xanthan gum is a microbial polymer prepared commercially in pure culture fermentation from Xanthomonas campestris. This polysaccharide was given the generic

Cloning, there are a restriction map of a plasmid and a human gene of known...

there are a restriction map of a plasmid and a human gene of known sequence. Your task is to clone the human liver cDNA for this gene so that the start codon is closer to the EcoRI

Types of gonads, Types of Gonads The gonads of vertebrates can be clas...

Types of Gonads The gonads of vertebrates can be classified into the following two types Mammalian type and Non-mammalian type. They differ from

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