BIO 114 MIDTERM 2 (Answered) 93 Questions and
Correct Answers, 100% Correct. Updated Fall
2024/2025.
There is estimated to be ___ non bacterial species
8.7 Million
____ named species known to science
1.2 million
What are the three main categories of life?
Eucarya, Archaea and Bacteria
Phylogenic trees show what?
Better understanding of evolutionary relationships
The branch tips on a phylogenic tree are what?
living species
A split in the phylogenic tree or point is what?
where a species shares a common ancestor
The length of a line in a phylogenic tree represents what?
time
Angiosperms make up how much of Plant Diversity?
90% or about 300,000 species
Gymnosperms make up how much of plant diversity?
.025% or 1,000 species
Mosses and relatives make up how much of plant diversity
6% or about 20,000
Ferns and relatives make up how much of plant diversity
4% or about 20,000
Non pollen plants require lots of what?
water so that the sperm can swim
Angiosperms is a
, plant that produces flowers that develope into enclosed fruits with seeds inside
Top family in the Angiosperm species
Asteraceae (daisy family) 23,600
Second family in Angiosperms
Orchidacea (Orchid family) 22,075
3rd family in Angiosperms
Fabaceae (pea and beans) 19400
4th Family in Angiosperms
Rubiaceae (Coffee family) 13150
5th family in angiosperms
Poacea (grass family) 10035
What does the stamen consist of?
anther and filament
What does the pistil consist of?
Stigma, style, ovary
four whorls of a flower
sepals, petals, stamens, pistils
Inferior ovary
ovary is below receptacle
Superior ovary
ovary is above receptacle
Inflorenscence
the specific arrangement of flowers
ALL species in the Asteraceae family produce ____ inflorescence
head
Head inflorescence
flowers within a main flower that has their own production organs
Pistillate flowers have
only the pistol, no stamens
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 ACADEMICAIDSTORE. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.39. You're not tied to anything after your purchase.