PSS FINAL EXAM QUESTIONS & ANSWERS 2024/2025
Characteristics of Arthropods - ANSWERSbilaterally symmetrical, joint appendages, they molt, exoskeleton, segmented body, open circulatory system, brain is ganglia
Five Subphylums - ANSWERSHexapoda (butterflies), Chelicerata (Scorpions or spiders...
Characteristics of Arthropods - ANSWERSbilaterally symmetrical, joint appendages, they molt,
exoskeleton, segmented body, open circulatory system, brain is ganglia
Five Subphylums - ANSWERSHexapoda (butterflies), Chelicerata (Scorpions or spiders), Myriapoda
( Millipedes), Trilobites (extinct), and crustacea (shrimp)
Insect products used by humans - ANSWERSSilk from silk worms, food like almonds, made from chitin,
red dye, and honey
4 ecological processes that require insects - ANSWERSpollination, soil mixing, soil formation, and
recycling plant/animal material
7 level classification of binomial nomenclature - ANSWERSKingdom, phylum, class, order, family, genus,
species
Approximate number of plants - ANSWERS310, 000
Approximate number of vertebrates - ANSWERS62,000
Approximate number of invertebrates - ANSWERS1.4 million
How many insects described? - ANSWERS1 million insects described
Generalized Insect Body - ANSWERSHead, Thorax (prothorax, mesothorax, metathorax), and abdomen
-1 pair of legs attached to each segment of thorax
, -1 pair of wings attached to the mess and metathorax
Steps of molting - ANSWERSApolysis or separation of exoskeleton from epidermis> ecdysis or shedding
of epi and exocuticle> molting
Scientific process - ANSWERSObservation>hypothesis (prediction)> experimentation> evaluation
Control - ANSWERSimportant because you must have something to compare the experimental group to
so you know what the typical behavior of the controls
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 Bensuda. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.49. You're not tied to anything after your purchase.
