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Biology
Plant Growth and Development
85 questions from 33 papers, each with its answer.
- 85 questions
- 33 papers
- 2.41% of Biology
Totipotency
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The capacity to generate a whole plant from any cell of the plant is called:Totipotency is the capacity of a cell (explant) to regenerate a whole plant. This property is the basis of plant tissue culture techniques such as micropropagation and somatic embryogenesis.
Selective Herbicidal Action of Auxin
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Auxin is used by gardeners to prepare weed free lawns. But no damage is caused to grass as auxin;Synthetic auxins such as 2,4-D are used as weedicides to kill dicotyledonous weeds. They do not affect mature monocotyledonous plants such as grasses, so they are used to prepare weed-free lawns.
Plant Growth Regulators and Stem Elongation
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Spraying sugarcane crop with which of the following plant growth regulators, increases the length of stem, thus, increasing the yield?Gibberellins cause stem elongation (internodal elongation). Spraying sugarcane with gibberellins increases the length of the stem, thus increasing the yield by as much as 20 tonnes per acre.
That is every question in Plant Growth and Development for this filter.
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