Question

Which of these structural features can help to limit water loss in plants that occupy dry habitats? a. abundant companion cells and sieve-tube elements b. stomata that are located in pits on the undersides of their leaves, or narrow, needlelike leaves c. extensive networks of xylem and phloem d. stomata that are located on the top surface of leaves, or broad leaves

Name: Problem 11, Chapter 35: Biological Science
Uploaded: 2021-04-08T19:39:12-08:00
Duration: 54 s
Channel: Joanna Quigley
Description: Which of these structural features can help to limit water loss in plants that occupy dry habitats? a. abundant companion cells and sieve-tube elements b. stomata that are located in pits on the undersides of their leaves, or narrow, needlelike leaves c. extensive networks of xylem and phloem d. stomata that are located on the top surface of leaves, or broad leaves

   Which of these structural features can help to limit water loss in plants that occupy dry habitats?
a. abundant companion cells and sieve-tube elements
b. stomata that are located in pits on the undersides of their leaves, or narrow, needlelike leaves
c. extensive networks of xylem and phloem
d. stomata that are located on the top surface of leaves, or broad leaves

Biological Science

Scott Freeman, Kim… 6th Edition

Chapter 35, Problem 11

Instant Answer

Solved by Expert Joanna Quigley

04/08/2021

Step 1

These stomata are necessary for the exchange of gases, including the intake of carbon dioxide for photosynthesis. However, they also lead to water loss through a process called transpiration. Show more…

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Which of these structural features can help to limit water loss in plants that occupy dry habitats? a. abundant companion cells and sieve-tube elements b. stomata that are located in pits on the undersides of their leaves, or narrow, needlelike leaves c. extensive networks of xylem and phloem d. stomata that are located on the top surface of leaves, or broad leaves

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Key Concepts

Xerophyte Adaptations

Xerophytes are plants that have evolved a variety of traits to cope with limited water availability. These adaptations are crucial for survival in dry habitats and include modifications to plant structure and physiology that reduce water loss through evaporation.

Stomatal Placement

The location and structure of stomata play a significant role in regulating water loss in plants. When stomata are positioned in pits or on the underside of leaves, they are less exposed to direct sunlight and wind, which reduces the rate of transpiration and helps conserve water.

Leaf Morphology Adaptations

Leaf shape and size are important in minimizing water loss; narrow or needlelike leaves reduce the surface area available for water evaporation. This morphological adaptation is common in plants living in arid environments and contributes to their ability to maintain water balance.

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