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What is the function of the petiole in a plant leaf?
- a)Photosynthesis
- b)Storing water and nutrients
- c)Leaf attachment to the stem
- d)Reproduction
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
What is the function of the petiole in a plant leaf?a)Photosynthesisb)...
The petiole is the stalk of a plant leaf, and its primary function is to attach the leaf to the stem. It also plays a role in positioning the leaf for maximum exposure to sunlight.
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What is the function of the petiole in a plant leaf?a)Photosynthesisb)...
Function of the Petiole in a Plant Leaf
The petiole is a critical structure in the anatomy of a plant leaf. Its primary function is to facilitate the connection between the leaf blade and the stem. Here’s a detailed look at its role:
1. Leaf Attachment to the Stem
- The petiole serves as the stalk that attaches the leaf blade to the stem of the plant.
- This connection is crucial for supporting the leaf and positioning it optimally for sunlight exposure.
2. Nutrient and Water Transport
- While the primary function is attachment, the petiole also contains vascular tissues (xylem and phloem) that transport water and nutrients from the stem to the leaf.
- This vascular network ensures that the leaf receives the necessary resources for photosynthesis and growth.
3. Flexibility and Movement
- The petiole provides flexibility, allowing the leaf to move in response to wind or changing light conditions.
- This movement can help minimize damage from environmental factors and optimize light capture for photosynthesis.
4. Structural Support
- The petiole helps maintain the structural integrity of the leaf, preventing it from drooping or falling off.
- A sturdy petiole can support larger leaves, enabling plants to maximize their photosynthetic capacity.
In summary, while the petiole plays a role in nutrient transport, its primary function remains to attach the leaf to the stem, facilitating an efficient arrangement for photosynthesis and growth.
The petiole is a critical structure in the anatomy of a plant leaf. Its primary function is to facilitate the connection between the leaf blade and the stem. Here’s a detailed look at its role:
1. Leaf Attachment to the Stem
- The petiole serves as the stalk that attaches the leaf blade to the stem of the plant.
- This connection is crucial for supporting the leaf and positioning it optimally for sunlight exposure.
2. Nutrient and Water Transport
- While the primary function is attachment, the petiole also contains vascular tissues (xylem and phloem) that transport water and nutrients from the stem to the leaf.
- This vascular network ensures that the leaf receives the necessary resources for photosynthesis and growth.
3. Flexibility and Movement
- The petiole provides flexibility, allowing the leaf to move in response to wind or changing light conditions.
- This movement can help minimize damage from environmental factors and optimize light capture for photosynthesis.
4. Structural Support
- The petiole helps maintain the structural integrity of the leaf, preventing it from drooping or falling off.
- A sturdy petiole can support larger leaves, enabling plants to maximize their photosynthetic capacity.
In summary, while the petiole plays a role in nutrient transport, its primary function remains to attach the leaf to the stem, facilitating an efficient arrangement for photosynthesis and growth.
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What is the function of the petiole in a plant leaf?a)Photosynthesisb)Storing water and nutrientsc)Leaf attachment to the stemd)ReproductionCorrect answer is option 'C'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about What is the function of the petiole in a plant leaf?a)Photosynthesisb)Storing water and nutrientsc)Leaf attachment to the stemd)ReproductionCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is the function of the petiole in a plant leaf?a)Photosynthesisb)Storing water and nutrientsc)Leaf attachment to the stemd)ReproductionCorrect answer is option 'C'. Can you explain this answer?.
What is the function of the petiole in a plant leaf?a)Photosynthesisb)Storing water and nutrientsc)Leaf attachment to the stemd)ReproductionCorrect answer is option 'C'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about What is the function of the petiole in a plant leaf?a)Photosynthesisb)Storing water and nutrientsc)Leaf attachment to the stemd)ReproductionCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is the function of the petiole in a plant leaf?a)Photosynthesisb)Storing water and nutrientsc)Leaf attachment to the stemd)ReproductionCorrect answer is option 'C'. Can you explain this answer?.
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