BOTN 210 General Botany Study Guide for Exam I Dr. My Abdelmajid Kassem

I. Multiple Choice Questions:

1. Which of the following is characterized by the 8. Which of the following characteristically form formula (CH2O)n? bilayers? a. Steroids a. Steroids b. Amino acids b. Monosaccharides. c. Fatty acids c. Phospholipids d. Monosaccharides d. Cellulose molecules e. Alkaloids e. Secondary metabolites 2. The formation of ______from ______occurs 9. How many different kinds of amino acids are by dehydration synthesis. used to build proteins? a. glucose and fructose; sucrose a. 5 b. glucose; starch b. 10 c. monomers; polymers c. 20 d. glucose; cellulose d. 50 e. sucrose; glucose and fructose e. 100 3. Starch is a ______composed of ______10 Morphogenesis refers to: subunits. a. an irreversible increase in size. a. polysaccharide; glucose b. the acquisition of a particular shape. b. disaccharide; glucose and fructose c. the sum of all the events that lead to c. monosaccharide; fructan formation of an organism’s body. d. polysaccharide; cellulose d. the process by which cells become e. disaccharide; sucrose different from one another. 4. Which molecules are found in the starch grains e. the fate of a plant cell. of plant cells? 11. The three tissue systems of vascular plants are: a. Fructans a. the dermal, vascular, and ground tissue b. Amylose and amylopectin systems. c. Glycogen and sucrose b. protoderm, procambium, and ground d. Oligosaccharins and chitin meristem. e. Cellulose and maltose c. parenchyma, collenchyma, and 5. Which of the following groups of substances is sclerenchyma. generally hydrophobic? d. epidermis, periderm, and protoderm. a. Carbohydrates e. xylem, phloem, and epidermis. b. Proteins 12. From which primary meristem does c. Lipids sclerenchyma develop? d. Nucleic acids a. Parenchyma e. Sugars b. Collenchyma 6. A fat consists of one ______molecule bonded c. Procambium to three ______molecules. d. Ground meristem a. glycerol; fatty acid e. Protoderm b. glucose; fatty acid 13. ______tissue is composed of cells having c. amino acid; glycerol unevenly thickened primary walls. d. fatty acid; glycerol a. Collenchyma e. sugar; amino acid b. Xylem 7. In contrast to an saturated fatty acid, an c. Parenchyma unsaturated fatty acid contains: d. Phloem a. nitrogen. e. Sclerenchyma b. carbonyl groups. 14. ______are types of tracheary elements. c. carbon atoms joined by single bonds. a. Vessel elements and tracheids carbon atoms joined by double bonds. b. Tracheids and xylem parenchyma e. oxygen atoms joined by double bonds. c. Vessel elements and xylem parenchyma d. Xylem fibers and tracheids e. Xylem fibers and xylem parenchyma

1 BOTN 210 General Botany Study Guide for Exam I Dr. My Abdelmajid Kassem

II. True-False Questions:

1. A peptide bond is a linkage between an amino group and a carboxyl group. 2. All proteins have primary, secondary, tertiary, and quaternary structures. 3. DNA molecules are the largest macromolecules found in cells. 4. Prokaryotic cells are characterized by having a nucleus. 5. The unlimited growth of apical meristems is called indeterminate growth.

III. Essay Questions:

1. Compare and contrast prokaryotic and eukaryotic cells. 2. Discuss the conducting tissues in the primary plant body. 3. Discuss the three main types of tissue systems in plants.

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