Exam (elaborations)
Intro to Biology Straighterline exam questions and answers.
- Course
- Institution
Intro to Biology Straighterline exam questions and answers.
[Show more]
Content preview
Intro to BiologyStraighterline exam
questions and answers
Organs are composed of tissues, which are composed of cells. This is an
example of which characteristic of life? - answer Living things have levels
of hierarchical organization.
Nutrient molecules are used to build cellular structures or for energy. This
best represents which characteristic of life? - answer Living things
acquire materials and energy from the environment.
The smallest unit that has all of the characteristics of life is the - answer
cell.
The blueprints for structural organization and metabolism are contained
in____, and the offspring receive copies of these instructions___. - answer
DNA; from the parent
,If a new anti-cancer drug is found to be effective in initial tests with mice,
what might researchers conclude? - answer The drug is effective in the
mouse model; it must still be tested in humans.
True or false? Science technology is a basis for all ethical or moral
decisions. - answer False
True or false? Science technology has brought about life-improving
discoveries, such as antibiotics. - answer True
True or false? Science technology helps us to understand the causes of
cancer. - answer True
True or false? Science technology may ease the feeding of the world
population by producing new plant strains. - answer True
True or false? Scientific experimentation may make use of a model instead
of an actual subject. - answer True
Technology is the______. - answer application of scientific knowledge for
a practical purpose.
Which of the following is a potential consequence if people stop using
technology in the agriculture industry?
a) There could be a significant decrease in the amount of food produced.
,b) There would be a collapse of many of the terrestrial ecosystems on
Earth.
c) The extinction of the top level species that reside in the communities
around the agricultural land.
d) The amount of food produced would increase.
e) None of these consequences will occur if people stop using technology
in the agriculture industry. - answer a) There could be significant decrease
in the amount of food produced.
Corn belongs to the kingdom... - answer Plantae
You have discovered a previously unknown organism. It is multicellular,
with a filamentous form, and absorbs food from its environment. Upon
microscopic examination, you see that the cells have nuclei. How would
you classify this organism? - answer kingdom Fungi
Which domain contains organisms that are adapted to life in harsh
environments? - answer domain Archaea
Which of the following is one of the domains of life?
a) Animalia
b) Eukarya
c) Molds
d) Protista
e) Fungi - answer b) Eukarya
, Which classification category contains the closest related group of
organisms? - answer genus
low hemoglobin levels despite high elevation in Tibetan populations over
generations is an example of ______ - answer natural selection at work in
humans
Which level of biological organization is composed of several tissues? -
answer organ
A physician specializes in surgery involving the following group of organs:
mouth, esophagus, stomach, and intestines. Overall, what is the highest
level of organization that this physician is specialized in? - answer organ
system
When comparing energy and chemicals in an ecosystem how many times
do chemicals and energy flow through? - answer chemicals cycle over
and over again, but energy flows through once
All the organisms of various species living within a given area constitute a
- answer community.
True or false? Chemicals are recycled in an ecosystem. - answer True
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 GUARANTEEDSUCCESS. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now