PORTAGE LEARNING CHEM 210 TEST 1.| 2021 EXAM

PORTAGE LEARNING CHEM 210 TEST 1.| 2021 EXAM This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 Test 1 CORRECT ANSWERS ARE IN RED Question 1 True or False: According to the Module, a compound with a molecular mass of 8,000 g/mol is considered a macromolecule. True False Question 2 True or False: Biomolecules can have two or more differentfunctional groups. True False Question 3 True or False: The following functional group is an amide. True False Question 4 True or False: In a eukaryotic cell, the organelles called peroxisomesserve the purpose of digesting macromolecules. True False Question 5 True or False: Carbon dioxide has a linear molecular shape AND has a bond angle of 180o. This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 True False Question 6 Of the following, is not a property of carbon. forming covalent bonds triple bond formation possessing five valence electrons reacting to form long chains called polymers forming multiple bonds Question 7 Which of the following is an element not typically found in living organisms? Se S P F Na Question 8 is a functional group found in carbohydrates. Esters Thiols Carboxylic acids Alcohols Amines Question 9 This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 The following functional group is an example of . Ketone Aldehyde Amide Alcohol Alkene Question 10 A is a chemical formula thatshows how the atoms of a molecule are bonded to one another. Structural formula Line bond formula Empirical formula Ionic formula Condensed formula Question 11 A collection of two or more macromolecules uniting is called a Supramolecular complex Monomer Macromolecular structure Dimer Kekule’ complex Question 12 An organic compound with this structure, C=C, contains a functional group. Alkane Alkene This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 Alkyne Alcohol Both b and d Question 13 What element has been called the “super glue” of the chemical world? Ca C H O N Question 14 3 / 3 pts What energy molecule is produced via respiration? ATP Creatine DNA RNA mitochondria Question 15 What would be the approximate size of a human cell? a. 0.1 inch b. 1 nm This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 c. 10 nm d. 10 m e. 10 cm a. b. c. d. e. Question 16 For propane, there are carbon and hydrogen atoms. 5, 12 4, 10 3, 6 3, 5 None of the above Question 17 For an organic compound, which structure is the most efficient to draw? Line bond Condensed Lewis structure Structural formula None of these Question 18 This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 When writing an organic functional group,scientists often write an “R” as part of the structure. What does the R indicate? Argon Rest of the molecule Routine carbon atom A string of carbon atoms None of the above Question 19 According to the module, the study of NON-carbon compounds is referred to as . Organic chemistry Inorganic chemistry Biochemistry Environmental chemistry None of the above. Question 20 The functional group was NOT discussed in this module. Alcohol Amine Aromatic Thiol All of these were discussed. Question 21 Which number would be closest to the approximate number of ribosomes in an E. coli cell? This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 A. 1 B. 25 C. 250 D. 25,000 E. Both c and d Question 22 Which of the following would most likely have a cell wall? Monkey cells Snake cells Red algae cells Human red blood cells All of the above Question 23 Eukaryotes have molecules that provide a protective structure. This network, which is found in all eukaryotes, is called the . Cell wall Cytoplasm