Plant Anatomy: Root Structure and Function

ExcellentAutoharp avatar
ExcellentAutoharp
·
·
Download

Start Quiz

Study Flashcards

Questions and Answers

What is the primary function of turgor pressure in plant cells?

Maintain structural integrity

How are photosynthates, such as sugars, transported within plants?

Through the phloem from leaves to other parts of the plant

Which protein group responds to red and far-red light, controlling growth and seasonal responses?

Phytochromes

What is the directional growth response of plants towards a light source called?

<p>Phototropism</p> Signup and view all the answers

Which of the following is an example of thigmomorphogenesis?

<p>Coiling of tendrils around a support</p> Signup and view all the answers

In what way do roots typically respond to gravity?

<p>Negative gravitropism (growing down)</p> Signup and view all the answers

What distinguishes plant hormones from animal hormones in terms of production and function?

<p>Plant hormones act synergistically, while animal hormones work alone.</p> Signup and view all the answers

'Volatile odors and toxins' are examples of what type of plant defense mechanism against predators?

<p>'Chemical deterrents'</p> Signup and view all the answers

Which plant adaptation is exemplified by tendrils coiling around a support?

<p>Thigmotropism</p> Signup and view all the answers

What is the primary function of phytochromes in plants?

<p>Trigger germination</p> Signup and view all the answers

Which feature distinguishes thorns from spines in plants?

<p>Arise from leaf margins</p> Signup and view all the answers

What role does phototropism play in plants' response to light?

<p>Maximizing light absorption for photosynthesis</p> Signup and view all the answers

In which direction do roots typically exhibit gravitropism?

<p>Downward</p> Signup and view all the answers

What is the primary function of cellulose within plant cells?

<p>Structural support</p> Signup and view all the answers

Which protein group responds to blue light and controls leaf opening and closing in plants?

<p>Phototropins</p> Signup and view all the answers

More Quizzes Like This

Use Quizgecko on...
Browser
Browser