Biology
The upper layer of mesophyll in a leaf consists of elongated ground tissue called:
- Spongy parenchyma.
- Palisade cells
- Xylem cells
- Phloem cells
Transpiration
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Answer
Palisade cells
Reason — The upper layer of mesophyll in a leaf consists of elongated ground tissue called palisade mesophyll.
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Related Questions
The apparatus used to measure the rate of transpiration is:
- Barometer
- Clinostat
- Manometer
- Potometer
Which of the following is an external factor affecting the rate of transpiration ?
- Number of stomata
- Exposed surface
- Humidity
- Sunken stomata
Transpiration is significant for all except:
- Cooling effect
- Suction pull
- Ascent of sap
- Translocation of food
Hydathodes are located on:
- At the petiole
- Upper surface of leaves
- Lower surface of leaves
- Margins of leaves