BIO 301 Test 1 Study Guide with Complete Solutions

BIO 301 Test 1 Study Guide with Complete Solutions The study of interactions of organisms with one another and with their environment - Ans:-Ecology The study of the distribution and abundance of organisms - Ans:-Ecology Change in a populations gene pool over time - Ans:-Evolution Science of the origins of biological diversity and its distribution - Ans:-Evolution 6 Levels of Ecology and Evolution - Ans:-Gene, Organism, Population, Community, Ecosystem, Biosphere Focus is on adaptations, modifications of traits and function, that suit the organism for life in its environment - Ans:-Organismal Ecology Focus is on processes of birth and death, immigration and emigration. influenced by: physical environment, evolution, interactions - Ans:-Population Ecology Focus is on the diversity and relative abundance of different kinds of organisms living together, affected by: population interactions, feeding relationships - Ans:-Community Ecology ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/14 Focus is on movements of energy and materials and influences of: abiotic and biotic factors, climate and other physical factors - Ans:-Ecosystem Ecology Focus is on the global circulation of matter and energy, affecting: distribution of organisms, changes in population, composition of communities, productivity of ecosystems. - Ans:-Biosphere Ecology Key Features of Scientific Method - Ans:-Observation, Questions, Hypotheses, Testing Useful hypotheses are __________ - Ans:-testable The Nemoria Story: A __________ life cycle that changes between a __________ form and __________ form - Ans:-bivoltine, spring, summer Erik Greene tested three hypotheses: - Ans:-Temperature, Photoperiod, Diet In the spring, Oaks produce flowers called __________ - Ans:-catkins In the summer, there are no flowers therefore the Nemoria caterpillars look like __________ - Ans:- twigs Greene's results found that changing the __________ resulted in the change of development - Ans:- diet A hypothesis is a __________ for how the world works - Ans:-proposed explanation Hypotheses generate __________ - Ans:-predictions ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 3/14 A good experiment tests hypotheses; independently manipulate __________ variables, establishes __________, and is easily __________ - Ans:-one or few, appropriate controls, replicated Three potential pitfalls of Hypotheses: correlation does __________ causation, the scale is __________, and __________ - Ans:-not establish, too large, human endeavor Three types of Variables: - Ans:-independent, dependent, control The independent is the __________ variable - Ans:-experimental The dependent is the __________ variable - Ans:-response Things we try to determine about a population: Variation in numbers of individuals, sex ratio, genetic make-up - Ans:-Population Approach Mechanisms of Population Dynamics that influence a population: - Ans:-births, deaths, emigration, immigration A group of individuals of the same species that live in the same area that are interbreeding - Ans:- Population _______ is the level at which evolution occurs - Ans:-Population Classification of individuals in a population based on some category or