WorksheetsBIOL 1020 Ch1/2 Review
Total questions: 16
Worksheet time: 14mins
Drawing a generalization from several specific observations
Deductive reasoning
Inductive reasoning
When typing your lab report, you should __________ binomial names.
Underline
Italicize
Bold
Capitalize
Which domain of life contains organisms that can be found in extreme environments?
Eukarya
Bacteria
Archaea
What is the main structural component in the cell walls of fungi?
Cellulose
Collagen
Exoskeleton
Chitin
What element is represented by the chemical symbol "K"?
Potassium
Carbon
Caesium
Sodium
Which of the following element(s) makes up 96% of most living things? You may need to select more than one answer!
Oxygen
Sodium
Carbon
Hydrogen
Trace element found in hemoglobin
Calcium
Potassium
Iron
Copper
Which of the following subatomic particles does NOT contribute to the mass of an atom?
Proton
Electron
Neutron
Why do elements differ from each other?
Different # of neutrons
Different # of protons
Different # of electrons
They have different orbital sizes.
It's possible for an atoms to have the same number of protons (making them the same atom), but different numbers of neutrons. These are called (a) .
NaCl is the __________ formula of table salt.
chemical
structural
mechanical
physical
The mole (mol) is equal to... (you may need to select more than one)!
the molecular mass of a substance
Avogadro's number
6.022 x 10^23 atoms or molecules
Most atoms want ____ valence electrons.
0
8
4
2
Polar covalent bonds are strong bonds that involve equal sharing of electrons.
True
False
How would you draw out the structural formula of ethane (C2H6)?
Draw out how you feel about this class so far.
