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9th Tamil Nadu Board
IMPORTANT
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Transpiration takes place through _____.

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Important Questions on Plant Physiology

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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q ii
The shoot system grows upward in response to _____.
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q ii
The green pigment present in the plant is _____.
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q ii
The solar tracking of sunflower in accordance with the path of the sun is due to _____.
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q ii
The response of a plant part towards gravity is _____.
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q ii
Plants take in carbon dioxide for photosynthesis but need _____ for their living. (Do not write its molecular formula)
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q iv

State whether true or false. If false, correct the statement.

The response of a part of the plant to the chemical stimulus is called phototropism.

EASY
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q iv

State whether true or false. If false, correct the statement.

Shoot is positively phototropic and negatively geotropic.

EASY
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 19 - Plant Physiology>textbook exercises>Q iv

State whether true or false. If false, correct the statement.

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