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Worksheets7th Grade- Final Exam
Total questions: 62
Worksheet time: 45mins
A __________is a biological polymer made of amino acid monomers.
lipid
protein
carbohydrate
nucleic acid
A(n) _____________ is a carbon compound that contains the two functional groups-amino and carboxyl.
amino acid
nucleic acid
DNA
RNA
A(n) _______________is a group of organic molecules that includes sugars, starches, and cellulose.
lipids
proteins
nucleic acids
carbohydrates
A(n) ___________________ is a biological polymer that stores and transmits genetic information.
lipids
proteins
nucleic acid
carbohydrate
A(n) ________________ is a type of biological molecule that includes fats, oils, hormones, waxes and parts of the cell membrane.
lipids
proteins
carbohydrates
nucleic acid
A set of of instructions that is passed from one generation to the next is known as __________________.
transmission
biological process
genetic information
biological molecule
_________________ is used to make many synthetic polymers
Petroleum
Ethanol
Methanol
Caroxyl
Petroleum is used to make many synthetic_______________.
monomers
ethanols
propenes
polymers.
A polymer is made of many ________________ covalently bonded together, forming a long chain.
ethanols
methanols
monomers
hydroxyls
A(n) _______________________ is a long chain of covalently bonded organic molecules.
polymer
monomer
planer
linear
The compound __________________ is an example of a substituted hydrocarbon.
ethanol
ethane
methane
butyne
What element bonds with the methane molecule to create bromomethane?
bromine
methylamine
methane
ethane
Bromine is part of which functional group?
hydroxyl
halide
carboxyl
amino
What is the name of the functional group that forms a carboxylic acid?
hydroxyl
halide
carboxyl
amino
A(n) __________________- group is formed when an amino group is added to a hydrocarbon.
ethene
methene
amine
All of the above
The number of neutrons in an atom can be found by
adding the number of neutrons and protons together.
adding the atomic mass and the atomic number.
subtratcting the atomic number from the atomic mass.
subtracting the atomic mass from the atomic number.
Isotopes are atoms of the same element with different numbers of
electrons
neutrons
protons
nuclei
Elements on the Periodic Table are ordered according to their
element name
element symbol
number of atoms
atomic number
The nucleus of an atom is located in its
electron cloud
center
proton
backpack
All matter is made of
electrons
protons
neutrons
atoms
What are the types of Hydrocarbons
Saturated and Unsaturated
Natural and unnatural
Long chains and small chains
Carbon is unique because of its ability to ___________________.
become reactive at any temperature
melt at a very low temperature
form millions of compounds
freeze at mild temperatures
Carbon is unique because of its ability to ___________________.
become reactive at any temperature
melt at a very low temperature
form millions of compounds
freeze at mild temperatures
An organic compound contains carbon atoms bonded to at least one____________ atom.
hydrogen
oxygen
helium
methane
A carbon atom must have _________ additional electrons to be stable.
one
two
three
four
Buckyballs and nanotubes belong to a group of carbon compounds known as ________________________.
diamonds
isomers
fullerenes
graphite
Which types of bonds can carbon atoms form with each other?
single, double, or triple bonds
single and double bonds only
double and triple bonds only
single bonds only
__________________ is sometimes added to indicate structure of a hydrocarbon.
suffix of a hydorcarbon name
root of a hydrocarbon name
prefix of a hydrocarbon name
None of the above.
The outermost orbital is called the ________________ shell.
balance
valence
nuclear
None of the above
What is the atomic number for Carbon?
2
4
6
8
How many protons does carbon have?
2
4
6
8
What is the maximum amount of electrons that the first orbital can hold?
2 electrons
4 electrons
6 electrons
8 electrons
What is the maximum number of electrons that the second orbital can hold?
2 electrons
4 electrons
6 electrons
8 electrons
What is the atomic number of hydrogen?
1
2
3
4
Which of the following compounds is considered to be organic compound (hydrocarbon)?
C2H6
CO
H2O
Which pair of compounds are isomers?
methane and propane
cyclobutene and isobutane
isopropane and propane
You need to take a survey at school to see which type of lunch food is most preferred by 7th grade students.
Which type of graph would be best to display the data?
Line Graph
Bar Graph or Pie Chart
Scatter Plot
Funnel Chart
Based on the table provided, which type of graph would be best for the data?
Line graph
Bar Graph
Pie Chart
Scatter Plot
A car is timed around a race track for 8 laps. The laps are numbered in order. Look at the relationship between Lap Number and Lap Time (seconds).
What type of relationship is this?
Positive
Negative
Diagonal
Horizontal
Look at the relationship between time spent on social media, and school test performance.
What type of relationship is being displayed?
Negative
Positive
Diagonal
Quadrant
What conclusions can you draw from this graph?
The deer population went down over time.
The deer population went up over time.
The dear population went up quickly, then down, but then stayed the same.
There are less dear because of hunters
You want to make a graph for an experiment you did about plant growth over a two week period of time. What type of graph would you use?
bar graph
line graph
pictograph
pie chart
What information could you get from this graph?
how much water is on Earth
the percentage of the earth that is covered in water
how land is available on earth
how tall the highest mountain is
What is the dependent variable in this experiment?
What type of graph best shows change of dependent variable over time?
Circle chart
Line graph
Bar graph
Data table
Time such as minutes, days, and months will always be a(n) ________________ variable when graphing.
Controlled
Independent
Dependent
Extraneous
What type of graph is best used to compare data?
Line
Circle
Bar
Pictograph
