WGU- Intro to biology (C190)--unit 1
UPDATED ACTUAL Exam Questions and
CORRECT Answers
Biology - CORRECT ANSWER - The study of life and the branch of science that studies
living organisms and the way organisms interact with their environments.
Characteristics of Life - CORRECT ANSWER - 1. Be made of materials organized in a
hierarchical pattern.
2. Use energy and raw materials to survive.
3. Sense and respond to changing environments and maintain internal stability, or homeostasis.
4. Grow, Develop and reproduce.
5. Be part of a population that evolves.
Cell - CORRECT ANSWER - Is the smallest unit that displays all of the characteristics of
a living organism.
Matter - CORRECT ANSWER - any substance that has mass and takes up space.
Biotic matter - CORRECT ANSWER - if it was ever alive at some point. ex. bacteria,
cotton, Yogurt.
Abiotic matter - CORRECT ANSWER - if it is nonliving and never has been alive. ex.
water, Glucose, carbon dioxide, Cold Virus.
All of the following are part of the sutdy of biology EXCEPT:
a) Living Organisms
b) The interaction between living organisms and their environment
c) Earthquakes
, d) Life - CORRECT ANSWER - C. Earthquakes.
Atom - CORRECT ANSWER - Basic unit of matter.
Molecule - CORRECT ANSWER - a chemical structure consisting of at least two atoms
held together by a chemical bond.
Macromolecules - CORRECT ANSWER - are important molecules that are technically
polymers.
Prokaryotes - CORRECT ANSWER - small and simple, they do not have andy clearly
defined compartments inside of them.
Eukaryotes - CORRECT ANSWER - include membrane-bound organelles: compartments
inside the cell that contain specific groups of macro-molecules and carry out specific cellular
functions.
Tissues - CORRECT ANSWER - Are formed when similar cells work together to fulfill
the same detailed function
Organs - CORRECT ANSWER - Are collections of tissues that work together to carry out
a common general function.
Organ System - CORRECT ANSWER - group of organs that work together to perform a
specific function
Organisms - CORRECT ANSWER - are individual living entities that survive and
reproduce as a unit. for example: each tree in a forest is usually an individual organism.
Population - CORRECT ANSWER - all the individuals of a species living within a
specific area.
UPDATED ACTUAL Exam Questions and
CORRECT Answers
Biology - CORRECT ANSWER - The study of life and the branch of science that studies
living organisms and the way organisms interact with their environments.
Characteristics of Life - CORRECT ANSWER - 1. Be made of materials organized in a
hierarchical pattern.
2. Use energy and raw materials to survive.
3. Sense and respond to changing environments and maintain internal stability, or homeostasis.
4. Grow, Develop and reproduce.
5. Be part of a population that evolves.
Cell - CORRECT ANSWER - Is the smallest unit that displays all of the characteristics of
a living organism.
Matter - CORRECT ANSWER - any substance that has mass and takes up space.
Biotic matter - CORRECT ANSWER - if it was ever alive at some point. ex. bacteria,
cotton, Yogurt.
Abiotic matter - CORRECT ANSWER - if it is nonliving and never has been alive. ex.
water, Glucose, carbon dioxide, Cold Virus.
All of the following are part of the sutdy of biology EXCEPT:
a) Living Organisms
b) The interaction between living organisms and their environment
c) Earthquakes
, d) Life - CORRECT ANSWER - C. Earthquakes.
Atom - CORRECT ANSWER - Basic unit of matter.
Molecule - CORRECT ANSWER - a chemical structure consisting of at least two atoms
held together by a chemical bond.
Macromolecules - CORRECT ANSWER - are important molecules that are technically
polymers.
Prokaryotes - CORRECT ANSWER - small and simple, they do not have andy clearly
defined compartments inside of them.
Eukaryotes - CORRECT ANSWER - include membrane-bound organelles: compartments
inside the cell that contain specific groups of macro-molecules and carry out specific cellular
functions.
Tissues - CORRECT ANSWER - Are formed when similar cells work together to fulfill
the same detailed function
Organs - CORRECT ANSWER - Are collections of tissues that work together to carry out
a common general function.
Organ System - CORRECT ANSWER - group of organs that work together to perform a
specific function
Organisms - CORRECT ANSWER - are individual living entities that survive and
reproduce as a unit. for example: each tree in a forest is usually an individual organism.
Population - CORRECT ANSWER - all the individuals of a species living within a
specific area.
