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What is sigmoid curve?

Important Questions on Plant Growth and Mineral Nutrition

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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Choose the correct statements.
(A) Assyrians recorded information of crop plants in the picture form.
(B) Nehemiah Grew studied the anatomy of plant tissue.
(C) Bouskein refers to cattle.
(D) Application of physical and chemical principles developed new branches of Botany like genetics.
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Typical growth curve in plants is:
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
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
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Write the types of induced plant movements by an external and directional stimulus with example.
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Formation of interfascicular cambium and cork cambium from parenchyma is phenomenon of
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Which among the following is not dedifferentiated?
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
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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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth

 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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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
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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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Identify the exponential growth expression among the following.
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
The process of growth is maximum during
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
The rate of growth of any organism follows
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Geometric and arithmetic growths are well observed in the development of
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Zygotic divisions initially
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Why is not anyone parameter good enough to demonstrate growth throughout the life of a flowering plant?
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Most dominant direct factor which influences the growth of plants?
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Which of the following parameter/s are used to experimentally determine the extent of growth?
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Select the incorrect statement among the following.
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
We have transferred one plant from its original habitat to another habitat, which are exactly similar to each other. Still, the plant is not showing any reproduction. What could be the best reason for this?
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Biology>Physiology>Plant Growth and Mineral Nutrition>Plant Growth
Phytotron is a facility by which