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Unit 1 Review
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Which is an example of a response to an external stimulus?
Chapter Animal Behavior Chapter Diagnostic Questions Which is an example of a response to an external stimulus? a reptile moving into the sunlight a mouse retreating to its hole after seeing a cat a salmon swimming upstream to spawn a male bird singing during mating season A B C D CDQ 1
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What is the term for an environmental change
Chapter Animal Behavior Section 1 Formative Questions What is the term for an environmental change that influences the activity of an organism? biotic factor incentive inducement stimulus A B C D FQ 1
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How do scientists determine why an animal reacts to specific stimuli?
Chapter Animal Behavior Section 1 Formative Questions How do scientists determine why an animal reacts to specific stimuli? They look at the internal biology of an animal. They study the nature of the animal’s responses. They study the advantages of certain behaviors. They test different stimuli and measure the responses. A B C D FQ 3
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Standardized Test Practice
Chapter Animal Behavior Standardized Test Practice How have animal behaviors evolved through natural selection? Animals have learned specific behaviors over many generations. Behaviors have evolved along with physical characteristics. Behaviors have developed through conditioning and imprinting. Certain behaviors have given animals a competitive advantage. A B C D STP 1
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Chemistry in Biology Which of the following particles is negatively
Chapter Chemistry in Biology Chapter Diagnostic Questions Which of the following particles is negatively charged? electron isotope neutron proton A B C D CDQ 1
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Chemistry in Biology Isotopes are created by a change in the
Chapter Chemistry in Biology Chapter Diagnostic Questions Isotopes are created by a change in the number of what particle of an atom? electrons neutrons protons ions A B C D CDQ 2
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Chemistry in Biology Identify the proteins that speed up the rate of
Chapter Chemistry in Biology Chapter Diagnostic Questions Identify the proteins that speed up the rate of chemical reactions. substrates enzymes ions reactants A B C D CDQ 3
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Chemistry in Biology What particles are in an atom’s nucleus?
Chapter Chemistry in Biology Section 1 Formative Questions What particles are in an atom’s nucleus? neutrons and electrons protons and electrons protons and neutrons A B C FQ 1
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Chemistry in Biology What causes the overall charge of an atom to
Chapter Chemistry in Biology Section 1 Formative Questions What causes the overall charge of an atom to be zero? an equal number of protons and neutrons an equal number of protons and electrons an equal number of neutrons and electrons A B C FQ 2
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Chemistry in Biology What type of substance is water? a compound
Chapter Chemistry in Biology Section 1 Formative Questions What type of substance is water? a compound an element an isotope a mixture A B C D FQ 3
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Chemistry in Biology What provides the energy for all living
Chapter Chemistry in Biology Section 1 Formative Questions What provides the energy for all living processes? chemical bonds ionic compounds radioactive isotopes van der Waals forces A B C D FQ 4
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Chemistry in Biology Which is a chemical reaction? a match burning
Chapter Chemistry in Biology Section 2 Formative Questions Which is a chemical reaction? a match burning salt dissolving water boiling gasoline evaporating A B C D FQ 5
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Chemistry in Biology A B Which chemical reaction is endothermic?
Chapter Chemistry in Biology Section 2 Formative Questions Which chemical reaction is endothermic? A B FQ 6
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Chemistry in Biology How does an enzyme increase the rate of a
Chapter Chemistry in Biology Section 2 Formative Questions How does an enzyme increase the rate of a chemical reaction? It acts as a reactant. It reduces the amount of heat produced. It increases the amount of product. It lowers the activation energy. A B C D FQ 7
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Chapter Chemistry in Biology Section 2 Formative Questions What occurs at the active site in the enzyme substrate complex? An exothermic chemical reaction takes place. Chemical bonds are broken and new bonds are formed. The enzyme gets used up in the reaction. The substrates provide energy for the enzyme. A B C D FQ 8
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Chemistry in Biology Why is water able to dissolve a wide variety of
Chapter Chemistry in Biology Section 3 Formative Questions Why is water able to dissolve a wide variety of solutes? It acts as a catalyst. Its pH is neutral. It is a polar molecule. It is an ionic compound. A B C D FQ 9
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Chemistry in Biology What type of bonds attracts water molecules
Chapter Chemistry in Biology Section 3 Formative Questions What type of bonds attracts water molecules to each other and to other substances? covalent bonds double bonds hydrogen bonds ionic bonds A B C D FQ 10
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Chemistry in Biology Which ion, when released in water, causes a
Chapter Chemistry in Biology Section 3 Formative Questions Which ion, when released in water, causes a solution to be basic? Cl– OH– H+ Na+ A B C D FQ 11
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Chemistry in Biology What is the name for a substance that keeps
Chapter Chemistry in Biology Section 3 Formative Questions What is the name for a substance that keeps the pH in cells within the 6.5 to 7.5 pH range? alkali antacid buffer neutralizer A B C D FQ 12
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Chemistry in Biology Which element do almost all biological
Chapter Chemistry in Biology Section 4 Formative Questions Which element do almost all biological molecules contain? carbon nitrogen phosphorus sodium A B C D FQ 13
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Chapter Chemistry in Biology Section 4 Formative Questions How many covalent bonds can carbon form with other atoms? 1 2 4 8 A B C D FQ 14
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Chemistry in Biology What type of biological molecule is an enzyme?
Chapter Chemistry in Biology Section 4 Formative Questions What type of biological molecule is an enzyme? hormone nucleic acid protein steroid A B C D FQ 15
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Chemistry in Biology What are fats, oils, and waxes composed of?
Chapter Chemistry in Biology Section 4 Formative Questions What are fats, oils, and waxes composed of? lipids nucleotides polypeptides sugars A B C D FQ 16
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Chemistry in Biology What are the monomers that make up proteins?
Chapter Chemistry in Biology Section 4 Formative Questions What are the monomers that make up proteins? amino acids fatty acids glycerols nucleotides A B C D FQ 17
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Chemistry in Biology Which biological molecule transports
Chapter Chemistry in Biology Section 4 Formative Questions Which biological molecule transports substances between cells? carbohydrate lipid nucleic acid protein A B C D FQ 18
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Chapter Chemistry in Biology Chapter Assessment Questions ? Look at the following figure. Determine what the upward curve represents. activation energy reactants products enzymes A B C D CAQ 1
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Chapter Chemistry in Biology Chapter Assessment Questions Look at the energy levels in the atom. What is the maximum number of electrons energy level two can hold? 2 4 6 8 A B C D CAQ 2
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Explain why chemical equations must be balanced.
Chapter Chemistry in Biology Chapter Assessment Questions Explain why chemical equations must be balanced. Answer: Chemical reactions require balance of mass. Therefore, the number of atoms of each element on the reactant side must equal the number of atoms of the same element on the product side. CAQ 3
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Chemistry in Biology Which is a result of van der Waals forces?
Chapter Chemistry in Biology Standardized Test Practice Which is a result of van der Waals forces? atoms sharing electrons table salt dissolving in water ionic compounds forming crystals water molecules forming droplets A B C D STP 1
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Chemistry in Biology What is true of this chemical reaction?
Chapter Chemistry in Biology Standardized Test Practice What is true of this chemical reaction? Energy is not needed to start the chemical reaction. Heat and/or light energy are released in this reaction. The activation energy is greater than the energy released. The energy of the products and the reactants is the same. A B C D STP 2
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Chapter Chemistry in Biology Standardized Test Practice Which fruit contains a higher concentration of hydrogen ions? tomatoes bananas A B C D STP 3
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Chemistry in Biology What do cellulose and chitin have in common?
Chapter Chemistry in Biology Standardized Test Practice What do cellulose and chitin have in common? They are energy-storing polymers. They are found in the cells of animals. They are structural polysaccharides. They are composed of repeating sucrose units. A B C D STP 4
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Chemistry in Biology Which polysaccharide stores energy in muscle
Chapter Chemistry in Biology Standardized Test Practice Which polysaccharide stores energy in muscle and liver tissue? gluten glycogen starch sucrolose A B C D STP 5
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What is the function of this biological macromolecule?
Chapter Chemistry in Biology Standardized Test Practice What is the function of this biological macromolecule? communicate signals between cells produce vitamins and hormones provide support and protection store and transmit genetic information A B C D STP 6
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Chemistry in Biology Which is a characteristic of all lipids?
Chapter Chemistry in Biology Standardized Test Practice Which is a characteristic of all lipids? They are saturated triglycerides. They do not dissolve in water. They are liquid at room temperature. They store less energy than carbohydrates. A B C D STP 7
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Why is the metric system preferred by scientists?
Chapter The Study of Life Chapter Diagnostic Questions Why is the metric system preferred by scientists? Answer: Using the same system of measurements allows a scientist to repeat another’s work knowing that he or she is performing the experiments exactly the same.
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What is a testable explanation?
Chapter The Study of Life Chapter Diagnostic Questions What is a testable explanation? observation hypothesis experiment constant D C B A CDQ 2
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Which is not a characteristic of all organisms?
Chapter The Study of Life Chapter Diagnostic Questions Which is not a characteristic of all organisms? A. made of one or more cells B. grows and develops capable of rational C. maintains homeostasis thought CDQ 3
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Chapter The Study of Life Section 1 Formative Questions What area of science takes scientific knowledge and applies it to meet human needs? exploration dynamics physics technology D C B A FQ 1
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Chapter The Study of Life Section 1 Formative Questions What is the process of change that takes place during the life of an organism? adaptation development growth maturation D C B A FQ 2
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Chapter The Study of Life Section 1 Formative Questions Some species of plants begin opening their flowers in the morning when they are exposed to sunlight. What characteristic of living things does this represent? acquiring energy adapting to the environment displaying organization responding to stimuli D C B A FQ 3
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Chapter The Study of Life Section 1 Formative Questions What process regulates an organism’s internal conditions and keeps them stable? adaptation equilibrium homeostasis metabolism D C B A FQ 4
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The Study of Life What is a theory?
Chapter The Study of Life Section 2 Formative Questions What is a theory? a body of knowledge about a natural phenomenon a creative tool for designing investigations a scientific inquiry that seeks to provide an explanation D. an explanation supported by observations and experiments D C B A FQ 5
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Chapter The Study of Life Section 2 Formative Questions Scientists discard observations and data that are not consistent with current scientific understanding. true false B A FQ 6
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Chapter The Study of Life Section 2 Formative Questions A scientist wants to report the findings from her investigations. Before her information can be published, what must it go through? forensics peer review scientific methods the metric system D C B A FQ 7
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Chapter The Study of Life Section 2 Formative Questions What do issues such as AIDS, global warming, genetic engineering, and cloning have in common? They involve ethics. They involve forensics. They are examples of pseudoscience. D. They require the metric system. D C B A FQ 8
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Chapter The Study of Life Section 2 Formative Questions When you form a logical conclusion based on your observations and what you already know, what are you making? a conjecture an inference a speculation a theory D C B A FQ 9
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a testable explanation
Chapter The Study of Life Section 2 Formative Questions What is a hypothesis? a defined question a curious assumption a tested inference a testable explanation D C B A FQ 10
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What type of discovery is a serendipitous discovery?
Chapter The Study of Life Section 2 Formative Questions What type of discovery is a serendipitous discovery? accidental anticipated ingenious whimsical D C B A FQ 11
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Chapter The Study of Life Section 2 Formative Questions In order for scientific experiments to be valid, they must be based on scientific methods that use controlled experiments. B A true false FQ 12
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Chapter The Study of Life Chapter Assessment Questions Identify the term used to describe an explanation of a natural phenomenon supported by observation and experimentation. forensics natural law theory physics D C B A CAQ 1
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In a controlled experiment, which factor can change?
Chapter The Study of Life Chapter Assessment Questions In a controlled experiment, which factor can change? control group experimental group dependent variable independent variable D C B A CAQ 2
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Look at the figure below. Why is scientific
Chapter The Study of Life Chapter Assessment Questions Look at the figure below. Why is scientific data often displayed in graphs? CAQ 3
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Answer: Graphs help show patterns in the data and make it easier to
Chapter The Study of Life Chapter Assessment Questions Answer: Graphs help show patterns in the data and make it easier to understand. CAQ 4
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Chapter The Study of Life Standardized Test Practice Which biological science was Jane Goodall studying when she observed chimpanzees? ecology genetics animal behavior biotechnology D C B A STP 1
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Chapter The Study of Life Standardized Test Practice In which activity would an environmental biologist most likely be involved? genetically engineering plants finding ways to protect species preventing the spread of disease developing new medicines and vaccines D C B A STP 2
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Chapter The Study of Life Standardized Test Practice Which is an indication that an idea is based on pseudoscience? It brings up more questions. It causes disagreement and debate. It does not welcome scientific investigation. It does not receive acceptance by scientists. D C B A STP 3
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Chapter The Study of Life Standardized Test Practice Scientists use laboratory rats to test the effects of a new drug, Razatrin. What do rats in the control group receive? food containing Razatrin food without Razatrin food containing another drug food containing a variety of drugs D C B A STP 4
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The Study of Life Which is the dependent variable in this experiment?
Chapter The Study of Life Standardized Test Practice Which is the dependent variable in this experiment? number of days mass B A STP 5
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