Illinois State BSC 197 Exam 1 Questions and
Correct Answers/ Latest Update / Already Graded
the level of organization of multicelluar organisms
Ans: Biosphere
Ecosystems
Communities
Populations
Organisms
Organs and Organ Systems
Tissues
Cells
Organelles
Molecules
How does the scientific method work
Ans: eliminates what is not true and what is left should reflect reality
emergent property
Ans: A characteristic an entity gains when it becomes part of a bigger system
3 Domains
Ans: bacteria, archea, and eukarya
bacteria
Ans: These single-celled organisms are known as prokaryotes
Archea
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Ans: single-celled organisms, but live in extreme environments like thermal
vents found in the ocean floor.
Eukaraya
Ans: Sometimes multicellular, these organisms contain complex cells that have
organelles and a nucleus to contain genetic information.
4 most important elements
Ans: Carbon, Oxygen, Hydrogen, and Nitrogen
atomic structure
Ans: Protons and neutrons in the nucleus. Electrons orbit the nucleus in the
electron shell
atmoic mass
Ans: number of protons + number of neutrons
atomic number
Ans: number of protons
oxygen
Ans: 6/8
nitrogen
Ans: 5/8
hydrogen
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