Science TEAS Review, teas 7 study guide , Science questions continued ..., Teas 7 Math exam 100% correct, questions on TEAS, Teas science , Teas ENGLISH 7, teas science Eman

Which of the following is correct regarding the pH scale?

a substance with a pH of 3 is 10 times more acidic than a substance with a pH of 4.

Which of the following functions does the myelin sheath performs for a nervous cell?

insulation

To accurately measure the density of a series of small irregular solids made of plastic, wood, fiberglass, ang glass, a student will need which of the following lab tools?

graduated cylinder, water, weighing balance

Which of the following classes of biological molecules includes enzymes?

Proteins

Which of the following best describes the result of using a catalyst in a chemical reaction?

the reaction is completed in a shorter amount of time

A pt goes to the doctor with a cold and sore throat and asks for antibiotics. The doctor refuses to prescribe the pt. Illness is caused by which of the following pathogens?

virus

Which of the following regions of the body are the tibia and fibula?

crural

Which of the following actions for repolarization of a neuron?

the opening of potassium channels, allowing potassium to leave the neuron

which of the following properties does soap, an emulsifier, have that make it useful for washing dirt off one's hands with water?

soap dual polar and nonpolar nature helps bond oil and water

Which of the following correctly structure from simple to complex?

atoms, cells, tissue, organs

Which of the following describes a genetic mutation that results in uncontrollable division of a single cell within the body?

cancer

The mitochondrial inner membrane carries out the same function in cellular respiration as the____ membrane of chloroplasts in photosynthesis. Which of the following correctly completes the sentence above?

thylakoid

The covalent bonds between the monomers of an enzyme macromolecules are

glycosidic bonds

Experiments cannot validate hypothesis, only falsify them.

The statement above can be restated in which of the following ways?

certain concepts cannot be subjected to direct experimentation.

Which of the following structures is present in both prokaryotic and eukaryotic cells?

cell membrane

If a portion of a strand of DNA bases reads 5'AGCTAGCGT 3. What would the sequence of bases on the complementary strand read ?

3'AGCTAGCGT 5'

How many times stronger is the hydrogen-ion concentration of a pH 4 solution compared with a pH 9 solution

100,000

An individual suffers severe blunt trauma to the thoracic cavity. Which of the following organs are at greatest risk from the injury?

heart and lungs

cell membrane

Which of the following structures is present in both Prokaryotic and eukaryotic cells.

- B.

12. Which of the following growth curve shows the population that is at its carrying capacity?

Data are biased by the methodology.

11.A researcher wants to gather data on the average wing string of a bird found in American Western. The researcher only has one small net, so all large birds were excluded from the study. The researcher results were different than expected, but he believes his data includes enough birds to estimate the strength of all birds.

For which of the following reasons should this data be rejected??

A hypotheses that has not been falsified provisional

12. Experiments cannot validate hypotheses only falsify them.

The statement above can be restated in which of the following ways.

Epidermis

Which of the following layers of skin lacked blood vessels?

peptide bond

The covalent bond between the monomers of an enzyme Macromolecules Are.

Thylakoid

The mitochondrial inner membrane carries out the same function in cellular respiration as the__________membrane of chloroplasts and photosynthesis. Which of the following correctly completes the sentence above?

atoms, cells, tissues, organs, organ systems

Which of the following correctly orders structure from simple to complex.

cancer

Which of the following describes the genetic mutation that results in uncontrolled divisions of a single cell within the body?

motor neurons

Which The following is an efferent neuron that is responsible for releasing a Neurotransmitter that translates a muscle cell to Contract.

the opening of potassium Channels, allows potassium to leave the neuron

Which of the following actions allowed for repolarization of a neuron?

Crural

Which of the following regions of the body or the tibia and fibula?

virus

A patient goes to their doctor with a cold or sore throat and access for antibiotics. The doctor refused to prescribe antibiotics to the patient because the illness is caused by which of the following pathogens?

The reaction is completed in a shorter amount of time

Which of the following best describes the result of using catalysts in chemical reaction?

- Boyle's law

Which of the following answer choices provide best defines The following statement. For a given mass and consistent temperature and inverse relationship exists between the volume and pressure of a gas.

- Amount of mass loss.

97. The rate of a chemical reaction depends on. All the following except.

- Lymphatic system spleen, tonsils, thymus and bone marrow.

96. Which group of major parts and organs make up the immune system?

Mitosis

95. What does the nuclear division of somatic cell take place during cellular respiration?

Tissue

94. What are the groups of cells that perform the same function called?

75%

93. What is the possibility that the offspring produce Well have brown eyes?

number of neutrons

89. What characteristic of an element determines its element Specific Isotope?

Interphase

90. What is the longest phase of the cell cycle?

It will shrink

91. If a cell is placed in a hypertonic solution, what will happen to the cell?

Recessive

92. What word describes the alley for green eyes?

Protein

12. Which of the following classes of biological Molecules includes enzymes?

- Graduated cylinder, water, weighing balance.

12. To accurately measure the density of a series of small irregular solids Made of plastic, wood, fiberglass and glass a student would need to which of the following laboratory tools?

Particles become less ordered

25. Which of the following summarizes the change that takes place at a solid turn to a liquid?

insulation

26. Which of the following functions does a myelin sheath perform for a nerve cell.

Diffusion down a concentration gradient

Which of the following processes causes most of the carbon dioxide from the blood to move into alveoli?

ball an socket joint

29. The hip is an example which of the following type of joints?

cecum

38. The vermiform appendix extends from the region of the large intestines known as which of the following?

- A substance with a pH of three is 10 times more acidic than a substance with pH of four.

37. Which of the following is correct the pH scale?

Electrons

40. The component of an atom is processes relatively little mass, thus being negligible in calculating the atomic mass number, is the.

neuron cell body

28. The Gray matter of the brain is largely made-up of which of the following?

develops into any kind of cell

Which of the following is the function of totipotent cell?

renal vein

30. Which of the following structures drain oxygen depleted blood from the kidney?

- Air resistance is greater for A than for B.

31. Which of the following conclusion is supported by the data?

Chromatin

35. Which of the following contains a human hereditary information?

Alveoli

32. Which of the following respiratory system is affected by the disease that disrupts gas exchange, such as Emphysema?

kidney

34. Which of the following organs removes nitrogen waste from the body?

24

How many carbon dioxide molecules are required to balance the following reaction: 4C6H12O6 + 24o2 -> CO2 + 24H20+ energy

- cytokinesis, cell plate

88. In plants,... involves information of a...?

120g

If you have 200 milliliters of 60% sodium chloride solution, how much NACL is dissolved in the solution?

Uracil

87. Which base is not found in DNA?

- The mass and density both increase.

If the amount of hydrogen in a balloon of fixed size is doubled, what happens to the mass and density of the balloon?

Superior

The stomach is.... To the small intestines. Which of the following correctly completes the sentence above?

magnetic

Which of the following is not a type of chemical bond?

79

Which of the following is atomic mass of an atom Containing 42 protons, 42 electrons and 37 neutrons.

Hippocampus

A patient who has suffered head trauma is not able to recognize people. He has met after an hour earlier but is still able to recognize people he met before the injury. He most likely has damage to the.

pituitary gland

Which of the following endocrine organs and the diagram below involves in regulating milk? Production following Childbirth.

9

Using the equation PH=.log[H+]=10-9 M has a PH of which of the following?

ANP

The presence of which hormone would not cause an increase in water retention?

left ventricle

In which part of the heart does oxygenated blood flow out?

facilitated diffusion

Water molecules enter cells by which of the following transports Mechanisms.

Urea

Which of the following substances is excreted by sweat glands? In response to the breakdown of proteins in the formation of Ammonia?

Chlorine molecule

Which of the following molecules contains the fewest covalent bonds?

androgen

Testosterone is categorized as which of the following types of hormones.

Lungs

The pleura is a connective tissue sheath that covers which of the following organs?

- proteins

Which of the following organic molecules contains both ammine and carboxyl group?

endocardium

Which of the following tissues lines the interior Surface of the heart.

Gg x Gg

In pea plant green pod color (G) is dominant to yellow pod color (g). Across was down between a plant with green pods and a plant with yellow pods. Of the result of offspring, 50% has green Pods and 50% has yellow pods. Which of the following were the genotype of both parents?

Blood pumped from the heart first enters Arteries that then narrow to form Arterioles that Deliver blood to capillaries of the organ

. Which of the following pathways best represents the expected flow of blood from human heart to an organ?

To assess why the earlier expedition failed

An experienced Mountaineer decided to climb Mount Everest, taking the same route in the same season with similar materials and equipment used in FATAL 1924 expedition. Which of the following is the scientist purpose of such a climb?

The presence or Absence of ducts

Which of the following distinguishes endocrine and exocrine glands from one another?

fluorine, atomic number 9

Which of the following atoms is most likely to become a cation?

3'TCGATCGCA5'

If a portion of a stand of DNA bases reads 5'AGCTAGCGT3', what would the sequence of bases on the complementary strands read?

Spectrophotometer

Which of the following tools can be used to measure the turbidity of a liquid by Measuring the transmission of light through the.

Parathyroid hormones

Which of the following hormones regulates blood calcium levels?

Using a mortar and pestle to grind a solid reactant to a powder

which of the following would result in an increase in the rate of a chemical reaction?

Melanocytes

Which of the following cells transfers pigment granules to adjacent epidermal cells?

Which of the following structures in the male reproductive system secretes a fluid that nourishes and protects sperm?

A) Urethra

B) Prostate gland

C) Vas deferens

D) Epididymis

Prostate gland

Which of the following parts of the central nervous system releases chemicals that regulate the pituitary gland?

A) Cerebellum

B) Hypothalamus

C) Spinal cord

D) Thalamus

Hypothalamus

Which of the following body systems is the primary system involved in preventing an infection when a cut in the skin allows bacteria to enter the body ?

A) The immune system

B) The endocrine system

C) The excretory system

D) The circulatory system

The immune system

Which of the following skin layers contains dead cells?

A) Papillary layer

B) Stratum basale

C) Stratum corneum

D) Reticular layer

Stratum corneum

Which of the following statements describes how bile salts aid during digestion?

A) Decrease the size of starches to aid in digestion

B) Increase the size of fat droplets to aid in digestion

C) Increase the size of starches to aid in digestion

D) Decrease the size of fat droplets to aid in digestion

Decrease the size of fat droplets to aid in digestion

When experimental results seem to only partly support a hypothesis, a researcher should consider which of the following?

A) Formulating a scientific law

B) Manipulating the data

C) Exploring alternative explanations

D) Accounting for other researchers ' biases

Accounting for other researchers ' biases

Which of the following stem cells can differentiate into the largest number of different cell types?

A) Somatic

B) Unipotent

C) Oligopotent

D) Pluripotent

Pluripotent

Scientists rely on which of the following to provide critical feedback when revising scientific explanation?

A) Peer review

B) Null hypothesis

C) Dogma

D)Opinion

Peer review

Which of the following organs releases bicarbonate as response to the release of secretin by the duodenum?

A) Gallbladder

B) Spleen

C) Pancreas

D) Liver

Pancreas

Emphysema caused by damage to alveoli from toxins and pollutants is likely to result in the body having difficulty performing which of the following actions ?

A) Releasing histamine and acetylcholine

B) Producing enzymes

C) Absorbing food

D) Exchanging oxygen and carbon dioxide

Exchanging oxygen and carbon dioxide

Which of the following properties of water explains its solvent abilities for certain substances?

A) High surface tension

B) Kinetic energy of liquid water molecules

C) High specific heat

D) Polarity of water molecules

Polarity of water molecules

Which of the following pathways best represents the expected flow of blood from the human heart to an organ?

A) Blood pumped from the heart first enters arterioles that then merge to form arteries that deliver blood to the organ

B) Blood pumped from the heart first enters arteries that then narrow to form arterioles that deliver blood to capillaries of the organ

C) Blood pumped from the heart first enters veins that then narrow to form venules that deliver blood to arteries of the organ

D) Blood pumped from the heart first enters arteries that then narrow to form veins that deliver blood to the organ

Blood pumped from the heart first enters arteries that then narrow to form arterioles that deliver blood to capillaries of the organ