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Formation of interfascicular cambium from fully differentiated parenchyma cells is an example of

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Important Questions on Plant Growth and Development

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Which among the following is not dedifferentiated?
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In tissue culture experiments, leaf mesophyll cells are put in a culture medium to form callus. This phenomenon may be called as:
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Typical growth curve in plants is:
HARD
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Within the exponential phase of growth, if the initial surface area and the growth rate of a leaf are 10 mm2 and 0.015 mm2/hour  respectively, the area of the leaf after 4 days would range from
EASY
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Formation of interfascicular cambium and cork cambium from parenchyma is phenomenon of
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Name for the given phenomena events that occur during the growth of the plant
A) Production of tissues in woody dicotyledonous plants to perform specific function
B) Heterophylly at different stages of growth
C) Formation of meristems from parenchyma cells
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 In the following diagrammatic representation showing stages of embryonic development, identify the type of growth phase labelled as M and N:

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Identify the exponential growth expression among the following.
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The process of growth is maximum during
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Guard cells differ from epidermal cells in having
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Which of the following plant absorb water from atmosphere
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Who proposed the “Relay pump theory” of ascent of sap
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A representative species has stomata of 4 μm wideness and 26 μm length in
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Which plant is used for demonstrating plasmolysis in the laboratory?
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Who proposed the “Relay pump theory” of ascent of sap
MEDIUM
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Who proposed the retension pressure theory for the permeability of the membrane?
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Vivipary is characteristic of
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Given below is a graph drawn on the parameters of growth versus time. A, B and C respectively represents:
Given graph is drawn on the parameters of growth versus time Here A B and C respectively represent

 

EASY
Biology>Plant Physiology>Plant Growth and Development>Plant Growth
Which of the following is the importance of water to plant life?
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Biology>Plant Physiology>Plant Growth and Development>Plant Growth
Why the roots of the plant die in the flooded condition of the soil