BIO 101 MODULE 1 TEST

BIO 101 MODULE 1 TEST 1. Organize the following levels of life's hierarchy from MOST inclusive to LEAST inclusive. Hint- BECyPOOOTS.COM - ANSWER 1. Biosphere Ecosystems Communities Populations Organisms Organ System Organs Tissues Cells Organelles Molecules 2. Tissue - ANSWER A group of similar looking cells that work together to perform the same function 3. Ecosystem - ANSWER All the living and no living things in a particular area 4. Ecosystems are characterized by the cycling and recycling of _______ from the atmosphere and soil back to the environment - ANSWER Chemicals 5. Green plants that can manufacture their own food are called _________ (1) animals that eat these plants are called _______ (2) and fungi, yeasts and molds that breakdown that animal excretions are called _______ (3) - ANSWER 1. Producers 2. Consumers 3. Decomposers 6. Each species genes are coded in the sequence of the ____ (# / how many) building blocks (bases) making you DNA's two helically coiled chains - ANSWER 4 7. A _____ is the basic unit of life the lowest level of organization that can preform all activities required for life - ANSWER Cell 8. What are the properties that are common to all living organisms? Hint- ROGER RE - ANSWER R- respond to stimuli O- order G- growth repair and development E- energy capture and transformation R- regulation of internal environment R- reproduction E- evolution 9. Name two domains that consist of prokaryotes. Are they the same? - ANSWER Domain archaea Domain bacteria They are different from each other biochemically 10. To which domain and kingdom do humans belong? - ANSWER Domain- eukarya Kingdom- animalia 11. When full the internist electron shell of Argon (a noble gas) contains _____ electrons, and the outermost shell contains ____ electrons. - ANSWER 2 and 8 12. In a single water molecule, the oxygen atom is more _______ than the hydrogen atom - ANSWER Electronegative 13. The tendency of water molecules to stick together is referred to as ________. - ANSWER cohesion 14. Difference between a hypothesis and theory - ANSWER Hypothesis- an explanation that is TESTABLE, and repetitive. Can be supported or falsified Theory- is broader in scope than a hypothesis, is supported by a large body of EVIDENCE, and is general enough to spin off more testable hypotheses 15. Basic units of measurement in science, mass, distance, temperature and volume? - ANSWER Mass- grams Distance- meters Temperature- Celsius/ centigrade Volume- liters 16. Compund - ANSWER Made of two or more elements in a fixed ratio 17. Atomic number - ANSWER The number of protons in an atom 18. Isotope - ANSWER A variant form of an atom that has a different number of neutrons 19. All matter has _____ and occupies _____. - ANSWER Mass Space 20. The nucleus of an atom contains ______ and ____ - ANSWER Protons and neutrons