100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Previously searched by you
Previously searched by you
logo
BOT2601 Exam Questions Answers (Frequently asked questions) R70,00
Add to cart
Quickly navigate to
Preview
  2.  
  3. University Of South Africa (Unisa)
  4.  
  5. BOT2601 - Plant Anatomy, Structure and Function (BOT2601)

Answers

BOT2601 Exam Questions Answers (Frequently asked questions)

2 reviews
 15 purchases

Several exam questions with answers for BOT2601. These questions were taken from exams from 2018 to present. I passed this module and all I did was go over my study guide and exam question examples.

Preview 1 out of 6  pages

Document information

  • January 28, 2020
  • 6
  • 2019/2020
  • Answers
  • Unknown

Subjects

Written for

All documents for this subject (21)

2  reviews

review-writer-avatar

By: pelosebidi • 2 year ago

review-writer-avatar

By: eduardsmit • 4 year ago

Seller

avatar-seller
kim_chem

Reviews received

Content preview

BOT2601 Exam Questions
Write brief notes on distictive differences of the following leaves and state their habitat:

• Xeromorphic leaves
o Reduction in leaf size.
o increased thickness of the outer walls of epidermal cells
o increased thickness of cuticle
o increased trichome density
o reduction in stomatal pore area
o stomata recession below the blade surface (↓ loss of water)
o Increase in mechanical cells
o Wall lignification
o Increase succulence and water storage capacity
o Accumulation of mucilage (tolerate dehydration and water stress)
• Ericoid leaves
o Reduction in leaf size in families, which results in production of amll leaves of
different form and shape
o Needlelike or scalelike projections
o Reduction in leaf surface – formation of short, linear leaf size (ericoid =
Ericaceae)
o Extreme ecological specialisation
o Stomatal grooves that extend the entire length of the lower surface
o Trichomes fill the grooves or be located along lower surface
o Lamina has prominent enrolled margins or cyclindrical in outline
o Exhibit parallel changes in internal anatomy = general foliar sclerification
• Succulent leaves
o Epidermal cells thickened, heavily cutinized
o Mucilaginous substance prominent to deliver huge amounts of water
o Colorless storage cells, large and thin-walled
o Walls reinforced to prevent colapse when turgor is ↓
o Little to no sclerenchyma
o
• Sclerophyllous
o Dry environment
o Broad lamina
o Leathery leaves
o Thick leaves with high lignified cells and cutinized epidermal walls
o Dense venation
o Individual vascular bundles increased in size
o Trichome density prominent (sometimes lignified)
o 1 or more layers of heavily lignified cells below epidermis = forms hypodermis
o Sclerified cells ↑ = well-developed and lignified bundle sheath around the
veins
o Sclerenchyma support

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying this summary from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller kim_chem. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy this summary for R70,00. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

69988 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy summaries for 15 years now

Start selling
R70,00  15x  sold
  • (2)
Add to cart
Added