PSS 010 Exam 2 Study Questions & Answers 2024/2025
6 views 0 purchase
Course
PSS 010
Institution
PSS 010
PSS 010 Exam 2 Study Questions & Answers 2024/2025
pedicel - ANSWERSstalk supporting a flower
receptacle - ANSWERSportion of a compound flower where numerous flowers "sit"
sepals - ANSWERSLeaflike parts that cover and protect the flower bud
petals - ANSWERSused to attract pollinators
...
perfect flowers - ANSWERShas all reproductive parts
,imperfect flowers - ANSWERSmissing a reproductive part (ex. missing either pistil (female) or stamen
(male) parts)
monoecious - ANSWERSone plants but male and female flowers separate
ex. corn
dioecious - ANSWERSmale plants separate from female plants
ex. ginkgo tree
pollination - ANSWERSinsects, especially honeybees and solitary bees, are vital to producing horticultural
crops as opposed to agronomic crops which are mostly wind pollinated
Fertilization - ANSWERSegg fertilized by pollen develops into the seed. This causes the fruit around the
seed to develop and swell out
what is the world's largest single flower and what pollinates it? - ANSWERSRafflesia arnoldi from
Sumatra. Pollinated by flies
Why grow sweet corn in a block instead of in a row? - ANSWERSCorn is a monoecious monocot and is
wind pollinated so it needs to be in a block to be properly pollinated
Plastic vs. Clay containers - ANSWERSPlastic - is best; easy to clean and re-use; durable
Clay - heavy; breakable; salts build-up; glaze holds out moisture
Cedar wood vs. treated - ANSWERScopper hydroxide, creosote, arsenic, chromium)
Peat/wood fiber pots - ANSWERSBiodegradable
, completely bury them in the soil
They typically need added nitrogen fertilizer since they are high in carbon material
Organic potting media components - ANSWERSpeat, bark, sphagnum moss, coir, compost, once living
Inorganic potting media components - ANSWERSsand, perlite, vermiculite
Where does peat come from? - ANSWERSPeat bogs (Canada)
Peat is a very slowly-renewable resource
Coir - ANSWERScoconut fiber as a peat replacement. Quickly renewable resource
When best to collect seed? - ANSWERSmost seeds should be collected on a sunny, dry day, in mid-day
after the morning dew has dried up
How to collect seeds - ANSWERSseeds can be collected in paper envelopes or brown paper bags (NEVER
plastic as it holds moisture)
How to treat seeds after collecting - ANSWERS- capsules that split open should have a bag placed over
them several days before they split so that seeds are not lost
- If seed is enclosed in a fruit, you must remove the fruit first. It contains germination inhibitors
- Fruit that has already dried and is stuck to the seed can be soaked in warm, water to soften and then
strained and the seed removed by hand
How to store seeds? - ANSWERS- Cool (refrigerate for long-term storage; consistent temperature)
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 EFT, 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 this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Bensuda. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R196,53. You're not tied to anything after your purchase.
