Practice+Quiz+1

Chemistry-Biochemisty Practice Quiz (highlight between lines to see answers)

 1. _ is anything that has mass and weight.  Matter  2. What is the quantity of matter an object has?  Mass  3. What are the 4 elements of life?  Nitrogen, Carbon, Oxygen, and Hydrogen  4. What is the smallest particle of an element?  An Atom  5. The number of protons __???__ the number of electrons  Equals  6. <span style="font-family: 'Arial','sans-serif';">The atomic number is ___. The number of electrons and electrons <span style="font-family: 'Arial','sans-serif'; mso-fareast-font-family: Arial;"> 7. <span style="font-family: 'Arial','sans-serif';">What is an Isotope? <span style="font-family: 'Arial','sans-serif';"> Atom where # of electrons and protons are equal, nuetrons different <span style="font-family: 'Arial','sans-serif'; mso-fareast-font-family: Arial;"> 8. <span style="font-family: 'Arial','sans-serif';">Contrast Covalent and Ionic Bonds. <span style="font-family: 'Arial','sans-serif';"> Electrons shared in Covalent, Electrons transferred in Ionic <span style="font-family: 'Arial','sans-serif'; mso-fareast-font-family: Arial;"> 9. <span style="font-family: 'Arial','sans-serif';">What are 5 properties of water? <span style="font-family: 'Arial','sans-serif';"> Strong Cohesion & Adhesion forces, Thermal Energy storage, Dissolves most things, Polar, Hydrogen Bonding <span style="font-family: 'Arial','sans-serif'; mso-fareast-font-family: Arial;"> 10. <span style="font-family: 'Arial','sans-serif';">What is the relationship between solutions, solvents, and solutes? <span style="font-family: 'Arial','sans-serif';"> A solution is a solute and a solvent mixed together; the solvent is what the solute is being dissolved in <span style="font-family: 'Arial','sans-serif'; mso-fareast-font-family: Arial;"> 11. <span style="font-family: 'Arial','sans-serif';">What makes something Acid, and what makes something Base? <span style="font-family: 'Arial','sans-serif';"> Acid = # of hydrogen ions is greater than hydroxide ions / Base = More hydroxide ions than hydrogen <span style="font-family: 'Arial','sans-serif'; mso-fareast-font-family: Arial;"> 12. <span style="font-family: 'Arial','sans-serif';">What is the function of Carbohydrates, Proteins, Lipids, and Nucleic Acids? Carbohydrates provide the body with energy, proteins help build body mass, lipids build cell membranes, nucleic acid stores important information for cell 13.    <span style="font-family: 'Arial','sans-serif';">What are the four **<span style="font-family: 'Arial','sans-serif';">molecules ** of life? Carbohydrates, Proteins, Lipids, Nucleic Acid 14.   <span style="font-family: 'Arial','sans-serif';">What are organic compounds composed of (simple sugars)? Carbon, Hydrogen, Oxygen 16.   <span style="font-family: 'Arial','sans-serif';">Compare Monosaccharides, Disaccharides, and Polysaccharides. Monosaccharides is one molecule, Disaccharides (double sugar after condensation reaction) have 2, and Polysaccharides (more complex) have 3 or more 18.   <span style="font-family: 'Arial','sans-serif';">What are the building blocks of **<span style="font-family: 'Arial','sans-serif';">protein ** and which functional groups does it contain? Amino Acids/ carboxyl and amino 19.   <span style="font-family: 'Arial','sans-serif';">What protein acts as a catalyst? Enzymes 20.   <span style="font-family: 'Arial','sans-serif';">What are the building blocks of **<span style="font-family: 'Arial','sans-serif';">lipids ** and which functional group does it contain? Fatty Acids/ carboxyl 23.   <span style="font-family: 'Arial','sans-serif';">What is the functional group of nucleic acid? Hydroxyl and Amino 24.   <span style="font-family: 'Arial','sans-serif';">What does DNA stand for, what is it made of? Deoxyribonucleic acid, phosphate group, sugar, nitrogenous base 25.   <span style="font-family: 'Arial','sans-serif';">What does RNA stand for? Ribonucleic acid 26.   <span style="font-family: 'Arial','sans-serif';">What are the three functional groups? Hydroxyl (-OH), Amino (NH2), Carboxyl (-COOH)