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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.
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 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
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 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
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
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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
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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
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