AP Biology Midterm Exam Practice Questions and Answers | 100% Pass
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AP Biology
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AP Biology
AP Biology Midterm Exam Practice
Questions and Answers | 100% Pass
Which of the following best describes what causes water molecules to exhibit
properties such as cohesive and adhesive behavior? - Answer️️ -Water molecules are
polar, having partially positive and partially negative ends.
W...
Carbon atoms are able to - Answer✔️✔️-bond with other carbon atoms to form long
chains
What is true of carbon atoms? - Answer✔️✔️-They can form up to four covalent bonds.
Carbon atoms can form - Answer✔️✔️-four single covalent bonds
Why should farmers plant crops that improve the levels of nitrogen in the soil during the
winter? - Answer✔️✔️-These crops have root nodules that contain bacteria.
Bacteria in the soil convert ammonia into a form that can be reabsorbed by a plant.
Which geochemical cycle does this sequence describe? - Answer✔️✔️-Nitrogen cycle
Why are bacteria an essential part of the nitrogen cycle? - Answer✔️✔️-Bacteria are
responsible for fixing nitrogen into usable forms for other organisms.
Carbohydrates are polymers composed of linked monosaccharides. Which of the
following is a true statement about polymers? - Answer✔️✔️-Proteins, carbohydrates,
and nucleic acids are all polymers.
What process links monomers of carbohydrates? - Answer✔️✔️-Spontaneous glycosidic
links
What are the functional units of a monosaccharide? - Answer✔️✔️-Carbonyl and hydroxyl
groups
Suppose you have an unknown chemical reaction involving carbohydrates. What is one
way to test whether the reaction is dehydration synthesis or hydrolysis reaction? -
Answer✔️✔️-Determine whether water is formed.
Which of the following correctly lists the functions lipids serve in the body? - Answer✔️✔️-
Energy storage, cell structure, signaling
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