Which of the following can stop flowring in short day plants
Longer but discontinuous dark period
Photopertiod longer than critical duration
Very short period
Any of these
Additional Questions
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Primary precursor of IAA is |
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Natural cytokinins are synthesized in tissues that are: |
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Which one of the followings is a gaseous plant hormone? |
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Seeds in which germination is stimulated by light are called |
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The annular and spirally thickened conducting elements generally developed in the protoxylem when the root or stem is |
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Differentiation of shoot is controlled by: |
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Opening of floral buds into flowers, is a type of: |
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Cell elongation in internodal regions of the green plants takes place due to: |
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Which one of the following pairs, is not correctly matched? |
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Growth is a |
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