1 ) In 1859. Charles Darwin described a theoretical account of how living things change over clip. He described this theoretical account and the grounds that supported it in a book called On The Origin of Species. Which scientific term is used to depict a testable theoretical account that seeks to explicate natural phenomena? A ) information B ) hypothesis C ) observation D ) theory 2 ) When an experiment is repeated and the new consequences are different from the original consequences. what could you presume to be true? A ) The consequences from both experiments are worthless. B ) The first experiment’s consequences are worthless and should be discarded. C ) The experimental design is flawed and the experiment should be discarded. D ) Neither trial consequences are 100 % dependable and extra experimentation is needed. 3 ) All of the undermentioned EXCEPT the opposition of _________ demonstrate unnaturally selected opposition. A ) beef cowss. to “shipping fever” . B ) many agricultural wheat assortments. to drought and fungus. C ) Anatarctic fish to freeze. due to antifreeze proteins in their blood.

D ) many common grasshopper species to pesticides. such as diazinon. sevin. and others. 4 ) Which fact about dodos is MOST of import to scientists who study development? A ) Dodos are frequently found in sedimentary stone. B ) Footprints. organic structure constructions. and even carnal dungs can go fossilised. C ) The age of a dodo can be determined by analyzing the stone strata in which the dodo is found. D ) The formation of a fossil depends on the geologic and chemical conditions present when an being dies. 5 ) Harmonizing to the dodo record. five ________________took topographic point. which lowered the assortment of species found on Earth today. A ) mass clonings B ) microevolutions C ) mass extinctions D ) mass revolutions 6 ) When an experiment is repeated and the new consequences are different from the original consequences. what could you presume to be true?

A ) The first set of consequences MUST be wrong and thrown out. B ) The 2nd set of consequences MUST be inaccurate and thrown out. C ) The experimental design must be flawed and should be scrapped. D ) The original experiment MAY be inaccurate and farther experimentation is needed. 7 ) If an experiment’s consequences are accurate. when the experiment is repeated by another scientist. the consequences A ) should be similar to those obtained originally. B ) will be indistinguishable every clip the experiment is repeated. C ) should be wholly different for a different scientist.

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