Bio 156 Exam 1 Study Guide Questions and Answers Solved 100% Correct!!

In conducting proper experiment, which of the following would you NOT do? - Answer-Change the data that you collect so that it matches how you thought the experiment would come out. The smallest unit of an element is: - Answer-an atom Sucrose is formed: - Answer-from two monosaccharides by dehydration synthesis The tree in your backyard is home to two cardinals, a colony of ants, a wasp's nest, two squirrels, and millions of bacteria. Together, all of these organisms represent: - Answer-a community A scientist examining a group of cells under the microscope notices the presence of nuclei within these cells. Chemical tests reveal that each cell is photosynthetic and is surrounded by a wall composed of cellulose. These cells must come from an organism that is a member of the Kingdom: - Answer-Plantae The nucleus of an atom contains: - Answer-protons and neutrons A(n)______ forms when two atoms share electrons. - Answer-covalent bond A diet high in animal products may increase the risk of artherosclerosis. This is because: - Answermost animal fats are saturated and some animal products contain trans fats. Life is organized in hierarchical fashion. Which one of the following sequences illustrates that hierarchy as it increases in complexity? - Answer-molecule-cell-tissue-organ-organ system-organismpopulation-community-ecosystem In plants, the transport of water from roots to leaves against the force of gravity is possible due to this property of water: - Answer-Cohesion Which one of the following lists contains only polysaccharides? - Answer-cellulose, starch, and glycogenThe ability of water molecules to form hydrogen bonds with other water molecules is critical to: - Answer--evaporative cooling of ski surfaces - the movement of water from roots of a tree to leaves - the milder temperatures of coastal regions compared to inland areas - the ability of certain insects to walk on the surface of the water The ultimate source of energy flowing into nearly all ecosystems is: - Answer-sunlight