Download NLN Test Bank Practice Questions and Answers Latest 2025-2026 Rated A and more Exams Science education in PDF only on Docsity!
NLN Test Bank Practice Questions and
Correct Answers Latest 2025-2026 Rated
A
1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at 10°C each absorb 5 joules of heat energy. The final temperatures of X and Y are 15°C and 20°C, respectively. Compared to X, Y must have a lower specific heat. conductive heat. heat of fusion. heat of vaporization. - ANSspecific heat. a break in the usual routine is called a
- schist
- hiatus
- incursion
- remission - ANShiatus a chemical change always involves the formation of a
- compound
- gas
- new element
- new substance - ANSnew substance A conversation between two people ended in a brawl. A brawl is a wrenching handshake.
hostile embrace. noisy quarrel. menacing stance. - ANSnoisy quarrel. a cross between a plant with red flowers and one bearing white flowers produces pink flowers, this is an example of
- incomplete dominance
- mendel's law of independent assortment
- mendel's law of segregation
- sex linkage - ANSincomplete dominance A drop of dilute ammonium hydroxide (NH4OH) is placed on one side of a slide containing a large number of swimming paramecium. Under this condition, which of these behaviors of the paramecia will be observed? They will eventually all swim toward the ammonium hydroxide. They will show no net change in behavior to the ammonium hydroxide. They will all be instantly killed by the ammonium hydroxide. They will eventually all swim away from the ammonium hydroxide. - ANSThey will eventually all swim away from the ammonium hydroxide. A method for determining the blood alcohol content of a subject is to do a Mantoux test. do a Dick test. use a Breathalyzer. inspect the size of the pupils. - ANSuse a Breathalyzer. a particle of light energy is called a
a small foil disk was attached to a leaf of a plant that was placed in a well lit area, after 2 hours the leaf was removed from the plant and chlorophyll was extracted from it. how would the leaf appear after it was stained with lug's solution (iodine)
- uniformly black
- uniformy white
- mostly black except for a white area corresponding to the presence of the disk
- mostly white except for a black area corresponding to the presence of the disk - ANSmostly black except for a white area corresponding to the presence of the disk a solution with hydrogen ion concentration of 1x10-7 is
- acidic
- basic
- neutral
- alkaline - ANSneutral a structure associated with osmosis in the amoeba and paramecium is the
- nucleus
- mitochondria
- contractile vacuole
- ribosome - ANScontractile vacuole a tapeworm lives in the digestive system of its host and feed there. the host organism is harmed. the tape worm is:
- a predator
- a culprit
- parasite
- scullion - ANSparasite A tincture is a solution in which alcohol is the solvent. water is the solvent. alcohol is the solute. water is the solute. - ANSalcohol is the solvent. A woman suddenly chokes on a piece of food and clutches frantically at her throat. An immediate remedy is to have her bend forward and tell her to cough. insert a finger or a blunt object toward the back of the mouth. apply quick, hard pressures successively to her abdomen, just beneath her diaphragm. phone "emergency" for help - ANSapply quick, hard pressures successively to her abdomen, just beneath her diaphragm. According to the Ideal Gas Equation (PV = nRT), if the temperature and amount of gas are kept constant, what will be the effect of an increase in pressure on the volume of a gas? As the pressure increases, the volume decreases. As the pressure increases, the volume increases. The volume equalizes despite pressure changes. The volume and pressure are unrelated - ANSAs the pressure increases, the volume decreases.
methane. carbon dioxide. hydrogen. - ANScarbon dioxide As an object falls freely near the surface of the earth, its speed increases, representing a transformation of friction to kenetic energy. kinetic energy to friction. kinetic energy to potential energy. potential energy to kinetic energy. - ANSpotential energy to kinetic energy. At room temperature, which of these substances exists as diatomic molecules? Carbon. Iron. Neon. Oxygen. - ANSOxygen barbara's popularity proved to be ephemeral, ephemeral means
- inexplicable
- temporary
- exaggerated
- widespread - ANStemporary blood returning to the heart from the body travels through the vena cave and enters the
- RA
- RV
- LA
- LV - ANSRA
casual clothing is not appropriate in that milieu. milieu means
- school
- environment
- family
- company - ANSenvironment christine wanted to expedite her wrongdoing, she wanted to
- conceal it
- confess it
- be cleared of it
- make up for it - ANSmake up for it Coulomb's law is most closely associated with gravitational fields. fluid flow. electric charges. nuclear forces. - ANSelectric charges. different types of white blood cells are classified histologically, they are distinguished from one another base on their morphology and their
- cell size
- number in a sample of blood
- staining characteristics
If a person is fasting for 24 hours and ingests no carbohydrates, the liver will provide for the body's need by converting glycogen into glucose. breaking down red blood cells. emulsifying fat. producing more bile. - ANSconverting glycogen into glucose. if a solution turns litmus blue, it will also turn phenolphthalein
- pink
- green
- yellow
- colorless - ANSpink If all of the second-order consumers within an ecosystem of a region were removed, the most likely short-term effect would be a decrease in decomposers. an increase in producers. an increase in the number of first-order consumers. a decrease in the number of first-order consumers. - ANSan increase in the number of first-order consumers. if attempts to decompose a substance prove unsuccessful, the substance is probably
- an element
- a compound
- a mixture
- a liquid - ANSan element
If Olga's grandmother had a benign expression, the look on her face was kindly. admonishing. pained. frightened. - ANSkindly If the medulla of the brain in a human was damaged, which of these conditions would most likely result? Inability to remember. Difficulty in breathing. Inability to speak. Blurred vision. - ANSDifficulty in breathing. In diagnostic testing, the electroencephalogram permits the physician to examine the impulses of the specialized muscle cells of the heart. examine the impulses of the nerve cells within the brain. measure the pressure within the eye. measure the amount of air upon exhalation. - ANSexamine the impulses of the nerve cells within the brain. In ecological succession, the first living thing to colonize a hitherto barren area is called a producer. primary consumer. pioneer organism. carnivore. - ANSpioneer organism.
- air 1.00 - ANSdiamond Items placed side by side are said to be angular. composite. oblique. juxtaposed. - ANSjuxtaposed Many were left destitute after the tornado. Destitute means injured. worried. abominable. needy. - ANSneedy. Muscles are attached to bone by which of these structures? Cartilage. Ligament. Capsula. Tendon. - ANSTendon. one possible reason that animals such as mice, moles, and rabbits have such rapid rates of reproduction is that they
- are herbivorous
- live together in burrows
- are predators
- serve as prey for many other animals - ANSserve as prey for many other animals
Periodontitis is an inflammatory condition of the gum tissue that surrounds the neck of each tooth. pulp that contains nerve cells and blood vessels of the tooth. dentin that surrounds the soft part of a tooth. enamel that provides a hard surface for chewing. - ANSgum tissue that surrounds the neck of each tooth. photographs in an old family album reveal that an area now covered with shrugs and small trees and occasionally gets swampy in the spring was once a pond, this is an example of
- food chain
- ecological succession
- an ecosystem
- the colonization of barren land - ANSecological succession she took umbrage at the newspaper article about her. she felt
- delighted
- offended
- flattered
- surprised - ANSoffended Sodium will react most readily with potassium. helium. chlorine. boron. - ANSchlorine.
pitch. speed. wavelength. loudness. - ANSloudness. The artist lived in an obscure country village. Obscure means intimate. remote. rustic. hidden. - ANSprobably remote - should be hidden but marked wrong The atoms of an element with seven valence electrons are most probably classified as metals. nonmetals. metalloids. noble gases. - ANSmetals. the average kinetic energy of a substance increases when
- its temp increase
- its temp decreases
- it changes from liquid to solid
- it changes from liquid to gas - ANSits temp increases The bending of a wave around an obstacle is known as diffraction. deflection.
refraction. reflection. - ANSdiffraction. the chef produced a sweet for dessert. he made
- a nutrient
- a condiment
- a confection
- a soda bread - ANSa confection the class learned how to type a letter with a postscript. a postscript is
- a salutation
- an attention line
- an added note
- an inside address - ANSan added note The coroner was the first one to be called after the person was pronounced dead. A coroner is one who dresses the body for a wake. arranges flowers at a funeral. conducts funeral services. conducts inquests. - ANSconducts inquests. the demonstrators were loudly insistent on their point of view. they were
- slanderous
- blatant
- pugnacious
- vociferous - ANSvociferous
the explorer's face was haggard after his trick through the desert, haggard means:
- dirty and bearded
- excited and triumphant
- cut and bruised
- thin and drawn - ANSthin and drawn the first living thing found colonizing a hitherto barren area is called a
- producer
- primary consumer
- pioneer organism
- carnivore - ANSpioneer organism The footnotes in the medical journal were particularly abstruse. Abstruse means helpful. interesting. obscure. advanced. - ANSobscure the frequency of a sound wave is directly related to its
- loudness
- pitch
- timbre
- resonance - ANSpitch The full set of genes in an individual is known as
specific DNA. the human genome. a chromosomal pattern. cellular identity. - ANSthe human genome. The funds were allocated to various organizations. Allocated means donated. promised. conveyed. assigned. - ANSassigned The general's behavior was described as choleric. Choleric means formal. hot-tempered. predictable. commendable. - ANShot-tempered. the happy couple wandered aimlessly across the meadow. the couple was
- a foraging
- interloping
- meandering
- trespassing - ANSmeandering The hinges on the door were inseparable for repair. They were incapable of being dismantled. dispatched.
