BIOLOGY 1050 EXAM 1 QUESTIONS
AND ANSWERS
when a covalent bond occurs - Correct Answers -two atoms share one or more
electrons
Long chain carbohydrates such as glycogen are composed of many single units of: -
Correct Answers -monosaccharides.
You state that the presence of water could accelerate the growth of bread mold. What is
the independent variable? - Correct Answers -Water
Cellulose - Correct Answers -contributes to the rigidity of trees.
Which of the following phenomena is most likely due to the high hydrogen bonding of
water? - Correct Answers -The temperature of the Santa Monica Bay, off the coast of
Los Angeles, fluctuates less than the air temperature throughout the year.
In order for an atom to be neutral (i.e., have no charge), it must have the same number
of ______ as it has protons. - Correct Answers -Electrons
Which of the following statements is true about starch? - Correct Answers -Starch is a
polysaccharide.
Which of the following is an organic molecule? - Correct Answers -methane (CH 4)
In terms of energy storage, _______ is to animals as _______ is to plants. - Correct
Answers -glycogen; starch
In terms of structural materials, _______ is to plants as _______ is to lobsters and
crabs. - Correct Answers -cellulose; chitin
Sucrose (table sugar) and lactose (the sugar found in milk) are examples of: - Correct
Answers -disaccharides.
Hydrophobic molecules differ from hydrophilic molecules in that: - Correct Answers -
hydrophobic molecules are water-fearing
In a study of texting while driving, drivers drove an obstacle course of cones in a parking
lot, either texting or not texting.The number of cones knocked over during each trip was
, recorded. Which of the following was the independent variable? - Correct Answers -
whether or not the driver was texting
You are given a set of magnets and a variety of metal objects (nail, paperclip, iron
filings, copper ring). You test the magnet with all objects and make observations. At the
conclusion of your specific observations, you determine the general properties of
magnetism. What is your thinking process? - Correct Answers -inductive reasoning
Statistics: - Correct Answers -Describes a set of tools and techniques that are used for
describing, organizing, and interpreting information or data.
Glucose is stored for short periods of time, primarily in the cells of the: - Correct
Answers -liver and muscles.
Which of the following is a simple sugar? - Correct Answers -fructose
Which of the following might cause the body to breakdown its glycogen for use? -
Correct Answers -All of the above will cause the breakdown of glycogen.
Which element(s) must be present for a macromolecule to be considered a
carbohydrate? - Correct Answers -carbon, hydrogen, and oxygen
Which of these is not considered to be a macromolecule? - Correct Answers -vitamins
Which of the following BEST describes the power of using statistics in science? -
Correct Answers -The ability to evaluate whether differences between a treatment group
and a control group can be attributed to the treatment rather than random chance
Why do people often lose "water weight" when they first begin a low carb diet? - Correct
Answers -Becuase glycogen has a lot of water bonded to it which is released.
What is the SMALLEST molecule? - Correct Answers -fructose
On food packages, "insoluble fiber" refers to plant material that we can't fully digest but
is important for maintaining a healthy digestive tract. This substance refers to a(n): -
Correct Answers -carbohydrate.
An atom has five electrons in its outer orbit (Nitrogen is an example of this!). To
complete its outer orbit, it needs ___________ electrons. - Correct Answers -Three
Which of the following atoms is likely to transfer (and lose) an electron when it forms an
ion? - Correct Answers -an atom containing 11 electrons
A report that eating 1 ounce of milk chocolate each day reduces the risk of heart
disease in rats is statistically significant means that __________ - Correct Answers -The
AND ANSWERS
when a covalent bond occurs - Correct Answers -two atoms share one or more
electrons
Long chain carbohydrates such as glycogen are composed of many single units of: -
Correct Answers -monosaccharides.
You state that the presence of water could accelerate the growth of bread mold. What is
the independent variable? - Correct Answers -Water
Cellulose - Correct Answers -contributes to the rigidity of trees.
Which of the following phenomena is most likely due to the high hydrogen bonding of
water? - Correct Answers -The temperature of the Santa Monica Bay, off the coast of
Los Angeles, fluctuates less than the air temperature throughout the year.
In order for an atom to be neutral (i.e., have no charge), it must have the same number
of ______ as it has protons. - Correct Answers -Electrons
Which of the following statements is true about starch? - Correct Answers -Starch is a
polysaccharide.
Which of the following is an organic molecule? - Correct Answers -methane (CH 4)
In terms of energy storage, _______ is to animals as _______ is to plants. - Correct
Answers -glycogen; starch
In terms of structural materials, _______ is to plants as _______ is to lobsters and
crabs. - Correct Answers -cellulose; chitin
Sucrose (table sugar) and lactose (the sugar found in milk) are examples of: - Correct
Answers -disaccharides.
Hydrophobic molecules differ from hydrophilic molecules in that: - Correct Answers -
hydrophobic molecules are water-fearing
In a study of texting while driving, drivers drove an obstacle course of cones in a parking
lot, either texting or not texting.The number of cones knocked over during each trip was
, recorded. Which of the following was the independent variable? - Correct Answers -
whether or not the driver was texting
You are given a set of magnets and a variety of metal objects (nail, paperclip, iron
filings, copper ring). You test the magnet with all objects and make observations. At the
conclusion of your specific observations, you determine the general properties of
magnetism. What is your thinking process? - Correct Answers -inductive reasoning
Statistics: - Correct Answers -Describes a set of tools and techniques that are used for
describing, organizing, and interpreting information or data.
Glucose is stored for short periods of time, primarily in the cells of the: - Correct
Answers -liver and muscles.
Which of the following is a simple sugar? - Correct Answers -fructose
Which of the following might cause the body to breakdown its glycogen for use? -
Correct Answers -All of the above will cause the breakdown of glycogen.
Which element(s) must be present for a macromolecule to be considered a
carbohydrate? - Correct Answers -carbon, hydrogen, and oxygen
Which of these is not considered to be a macromolecule? - Correct Answers -vitamins
Which of the following BEST describes the power of using statistics in science? -
Correct Answers -The ability to evaluate whether differences between a treatment group
and a control group can be attributed to the treatment rather than random chance
Why do people often lose "water weight" when they first begin a low carb diet? - Correct
Answers -Becuase glycogen has a lot of water bonded to it which is released.
What is the SMALLEST molecule? - Correct Answers -fructose
On food packages, "insoluble fiber" refers to plant material that we can't fully digest but
is important for maintaining a healthy digestive tract. This substance refers to a(n): -
Correct Answers -carbohydrate.
An atom has five electrons in its outer orbit (Nitrogen is an example of this!). To
complete its outer orbit, it needs ___________ electrons. - Correct Answers -Three
Which of the following atoms is likely to transfer (and lose) an electron when it forms an
ion? - Correct Answers -an atom containing 11 electrons
A report that eating 1 ounce of milk chocolate each day reduces the risk of heart
disease in rats is statistically significant means that __________ - Correct Answers -The
