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Answer: C. Acid dissolving limestone In chemical weathering, particles are disintegrated by a series of chemical reactions. Reactions like acidification, hydrolysis, oxidation, and carbonation, tend to alter the chemical composition of minerals. In limestone, rain mixes with carbon dioxide to…
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Answer: A. regulating trade between states Regulation of trade is done exclusively by the states. To ensure a free, fair, and competitive economy, the need to regulate trade is of utmost importance. Imposing tariffs, import quotas, and licenses, are ways…
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Answer: C. the relative contributions of genes and environment in a population Studying close relatives makes it easier for behavioral geneticists to single out the contributions of environment and genes in a population. Due to differences in genetic factors, differences…
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Answer: D. the brain contains more blood. Alcohol is quick to find its way to the brain because the brain contains more blood. The brain gets a rich supply of blood and because alcohol enters the bloodstream which in turn,…
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Answer: B. CMOS RAM The CMOS (Complementary Metal-Oxide Semiconductor) RAM is an onboard, battery-powered semiconductor chip inside computers that stores information. This information ranges from the system time and date to system hardware settings for your computer. The CMOS will…
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Answer: D. Wernicke's area Portions of the midbrain called the red nucleus and the substantia nigra are involved in the control of some body movement, and contain a large number of dopamine-producing neurons. The degeneration of neurons in the substantia…
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Answer: D. Increased illnesses that result in a decrease in population A decrease in air quality becomes very detrimental to health and as such can lead to a decrease in population. Poor air quality is capable of irritating the eyes,…
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Answer: D. In a right triangle, the square of the hypotenuse equals the sum of the square of the legs. The Pythagorean Theorem is a mathematical law that states that the sum of the square of the lengths of the…
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Pringles, a very popular snack today is widely considered to be a potato chip but technically, it is identified by its parent company as “crisps”. The Pringles we know today was originally known as “Pringles Newfangled Potato Chips”, but due…
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Answer: A. ICS or ICS-like EOC structure ICS or ICS-like EOC structure aligns with the on-scene incident organization. Many associations, jurisdictions, and organizations configure their EOCs simply by using the general/standard organizational structure of ICS. It is used either as…
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Answer: C. Learning centers Due to the widespread power of religion, and especially Christianity, monasticism thrived in medieval Europe. The monasteries of the middle ages were very rich and powerful institutions gathering wealth from land and property donated to them.…
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Answer: A. Abstract forms were often used to represent human figures. During the Hellenistic period, abstract forms were in no way used to represent human figures. During this time, sculptures fully embraced naturalism. Figures looked more like individuals instead of…
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Answer: B. unclassified information cleared for public release Unclassified information is not considered sensitive. This information is not considered sensitive because it is “unclassified”. This means that it is not a secret. Moreover, it has been cleared for public release,…
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Answer: A. 2 acute and 1 right The total angle in a triangle must equal 180. Two acute and one right angle is very capable of forming a triangle as the sum of the three angles can be assumed to…
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Answer: C. Making the initial determination that information requires protection against unauthorized disclosure in the interest of national security. Derivative classification means paraphrasing, incorporating, restating, or even generating new form information that has been classified and marking the newly developed…
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Answer: A. genetic drift Genetic drift is a mechanism of evolution. Random irregularities and fluctuations in allele frequency from one generation to another generation as a result of chanced events describe the entire concept of Genetic drift. Genetic drifts can…
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Answer: A. customer service measures are subpar. Customer loyalty will likely fall if customer service measures are subpar. Customer service is one of the most effective customer retention strategies for any company. Satisfied customers are more likely to remain loyal…
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C. A cloud service Cloud services refer to a wide range of services delivered on-demand to companies and customers over the internet. They provide easy, affordable access to applications and resources without the need for internal infrastructure or hardware. All…
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Answer: A. a TV station The Federal Communications Commission is in charge of regulating interstate and international communications by television, radio, satellite, wire, and cable in all 50 states of the USA. The FCC in simpler terms deals with everything…
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Answer: C. Hospitalizations Adequate food safety practices will lead to fewer hospitalizations. Food safety is a scientific method of handling, preparing, and storage of food in ways that prevent food-borne diseases. In considering market-to-consumer practices, the usual thought is that…
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Answer: B. product The molecules upon which enzymes act are known as substrates. These substrates are later converted into different molecules known as products. Generally, enzymes, which are biological catalysts of the reactions of the body, are proteins with the…
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Solution: The density of Styrofoam is 32kg/m3 Since it’s on a lake, then the density of water is 1000kg/m3 Buoyant Force = the boy’s weight + mass of ice V (ρwater – ρice) = m V= m/(ρwater-ρice) Thus, V=42/1000-32= 0.0434m3…
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Answer: D. decrease in employee turnover Hazard Analysis Critical Control Point (HACCP) is very important as it prioritizes and controls potential hazards in food. HACCP is a system in which food safety is addressed through the analysis and control of…
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Answer: C. to ensure the financial gain of the researcher(s) The American Sociological Association was built to provide the general principles as well as the rules to encompass professional situations sociologists encounter. In general, the five principles of the American…
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Answer: B. net income Net income is the total amount of earnings that remains after all the deductions have been made from the sales. Savings is done voluntarily by the income holder after all other expenditures necessary to sustain living…
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Answer: A. set customer service levels and logistic costs simultaneously in order to achieve strategic goals. Logistics management is the part of the supply chain process that plans, implements, and controls the efficient, effective flow and storage of goods, services,…
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Answer: B. Blast chiller Vehicles of contamination facilitate the movement of microorganisms from one medium to another. Blast chillers are not vehicles of contamination because they are used to freeze food at a very fast rate. At this extremely low…
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Answer: D. A, B AND C With the numerous hazards associated with construction sites, safety signs are very essential in minimizing the risk of accidents and injuries. The correct answer is D as all the options given can be used…
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Answer: A. Everyone came into the room. Non-specific word choices are those words that are not specific and when used in sentences, they lack detail. Words and phrases like everyone, every man, they, them, soon, cheap, more than, rumor has…
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Reaction distance is the horizontal distance covered by a vehicle from seeing an obstruction to stepping on the brake pedal. It is a very important parameter highway engineers use in road design to minimize the frequency of accidents. Reaction distance…
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