MTTC Integrated Science EXAM
QUESTIONS AND ANSWERS 100%
SOLVED (Newest 2025) Graticule slide - Correct Answers ✅marked with grid line, useful for counting or estimating a quantity Preparing acid solutions - Correct Answers ✅Always add acid to 2/3 water, then add rest of water # of Animal species - Correct Answers ✅over 1 million species and about 30 divisions # of insects - Correct Answers ✅800,000 species, half of animal kingdom Characteristics of animal kingdom - Correct Answers ✅muliticellular, heterotrophic, reproduce sexually, do not have cell walls or chloroplasts, can move at some stage of life, can rapidly respond to environment due to specialized tissues like nerve and muscle Heterotrophic - Correct Answers ✅method of getting energy by eating food that has energy releasing substances Mendel - Correct Answers ✅Father of genetics, experimented with pea plants to observe inherited traits 1 / 4
MTTC Integrated Science EXAM
QUESTIONS AND ANSWERS 100%
SOLVED (Newest 2025) McClintock - Correct Answers ✅Created the first genetic map for maize, demonstrated recombination, how transposition flips the switch for traits.Watson and Crick - Correct Answers ✅Discovered the structure of DNA double helix and helped explain how DNA replicates.Leeuwenhoek - Correct Answers ✅First to observe single celled organisms with homemade magnifying glass. Observed bacteria, yeast, plants and other microscopic organisms.Linnaeus - Correct Answers ✅Created a method of classifying plants and animals, a way to organize and study large amounts of data, called Linnaean taxonomy.Darwin - Correct Answers ✅natural selection, survival of the fittest by observing finches. Also discovered fossils, noted stratification, dissected marine animals and interacted with indigenous peoples.Scientific fact - Correct Answers ✅an objective and verifiable observation 2 / 4
MTTC Integrated Science EXAM
QUESTIONS AND ANSWERS 100%
SOLVED (Newest 2025) Scientific theory - Correct Answers ✅greater body of accepted knowledge, principles, relationships that might explain a fact.Hypothesis - Correct Answers ✅Educated guess that is not yet proven. Used to predict the outcome of an experiment Law - Correct Answers ✅An explanation of events that always leads to the same outcome.Model - Correct Answers ✅Used to explain something on a smaller scale or in simpler terms.Scientific Method - Correct Answers ✅Identify a problem Formulate a hypothesis Conduct experiments Observe results Draw conclusions Peer review Random errors in data - Correct Answers ✅Sometimes called noise, wildly different from the rest of the data. Does not affect average 3 / 4
MTTC Integrated Science EXAM
QUESTIONS AND ANSWERS 100%
SOLVED (Newest 2025) Systematic errors in data - Correct Answers ✅Shows up consistently across a data set, may be the result of a flaw in experimental design. Affects average, also known as bias.Mean - Correct Answers ✅Average Median - Correct Answers ✅Middle number Mode - Correct Answers ✅Value that appears most frequently Range - Correct Answers ✅Difference between highest and lowest numbers Standard Deviation - Correct Answers ✅How far from the mean is from a single data likely to be, measures dispersion of data set Ampere (A) - Correct Answers ✅SI unit used to measure electric current Kelvin (K) - Correct Answers ✅SI unit used to measure thermodynamic temperature
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