Exam (elaborations)
Plant and Soil 1213 Exam 4 questions & correct answers rated A+ passed
- Course
- Institution
Plant and Soil 1213 Exam 4 questions & correct answers rated A+ passed
[Show more]
Content preview
Plant and Soil 1213 Exam 4Plants need water in order to maintain _____, _____, and ______. - correct answer ✔✔maintain turgor,
mineral uptake, and photosynthetic activity.
______ is the first step for germination. - correct answer ✔✔water
Plant water use is influenced by ______ and ______. - correct answer ✔✔the plant; the environment
What are the characteristics that plant water use influences? - correct answer ✔✔-crop size
-crop growth stage (emergence/flowering)
-leaf size and shape
-photosynthetic pathway
plant water use is governed by the rate of _____. - correct answer ✔✔transpiration
What is calculated using the equation
(dry matter produced)/(water use)? - correct answer ✔✔water use efficiency
How does evapotranspiration differ from transpiration? - correct answer ✔✔Evaporation considers
water lost from the soil and the plant; transpiration only considers water used by the plant
Define transpiration - correct answer ✔✔the loss of water through stomata
True or False: Low rates of evapotranspiration are associated with windy days - correct answer ✔✔false
What are the two types of gravity flow irrigation? - correct answer ✔✔Furrow irrigation and Flood
irrigation
, ______ irrigation takes water from a channel to beds through tubes through the field. - correct answer
✔✔furrow
_____ irrigation is when water is left on the field through the growing season until right before harvest -
correct answer ✔✔flood
What is the advantage of gravity flow irrigation? - correct answer ✔✔low initial cost
What are the disadvantages of gravity flow irrigation? - correct answer ✔✔high labor cost, land leveling
needed, and high water losses
What are the two types of sprinkler irrigation? - correct answer ✔✔center pivot and lateral move
What are the advantages of sprinkler irrigation? - correct answer ✔✔-uniform application
-little land preparation
-low labor cost
What are the disadvantages of sprinkler irrigation? - correct answer ✔✔-high initial costs
-energy needed to pressurize system
-high evaporative losses
What are the two types of microirrigation? - correct answer ✔✔-subsurface drip
-surface drip
Which is the irrigation system delivers water to the roots? - correct answer ✔✔microirrigation
Which type of irrigation applies low volumes of water at precise locations? - correct answer
✔✔microirrigation
What are the advantages of microirrigation? - correct answer ✔✔-very efficient
The benefits of buying summaries with Stuvia:
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
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
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 these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $17.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
82871 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now