Q1 of 86 Page 148

The shoot system grows upward in response to ___________

Light

Shoot grows towards light so it moves upwards in response to stimulus light and this response towards stimulus light is called phototropism.

Joseph Priestley devised an experiment to find out that water alone was the cause of the increase in the weight of the plant.

When the weather is hot, water evaporates lesser which is due to opening of stomata.

__________ is positively hydrotropic as well as positively geotropic.

The green pigment present in the plant is __________

Questions · 86

6. Living World of Plants - Plant Physiology

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