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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.
Define the Skeletal muscle A. Binding of calcium ion to its receptor site on the actin molecule blocks the attachment of the head of the tropomyosin molecule to its binding sit
Respiratory Protection - Azotobacter In respiratory protection N 2 -fixing cells adjust the rate of .aerobic respiration according to prevailing oxygen tension i.e. rising and
Enumerate about the colour vision defects Acquired colour vision defects can occur afkr damage to the optic nerve or macula and in some cases, because of blue blindness in old
Advantages (1) Liquid and gaseous fuels can be manufactured from solid fuels. (2) Relatively cheap and easily available. (3) These are easy to transport. (4) A
What is the best microscope to get a detailed view of the parts inside of a preserved plant cell?
Explain about the Nutritional Support Management? Tube feeding is usually started. If tube feeding is not possible, parenteral nutrition through peripheral vein or through the
Q. Heavy Metals require for the normal finctioning of our body? Like the foods we consume, our bodies also contain many metallic elements. Most of these metals are actually r
Who was Charles Darwin? Charles Darwin was an English naturalist born in 1809 and considered the father of the theory of evolution. At the end of the year 1831, before turning 23
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Wind pollinated flowers are: 1. Small, brightly coloured, producing large number of pollen grains 2. Small, producing large number of dry pollen grains 3. Large producing
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