TEAS exam - version 7 Practice Questions

Which of the following organs transports semen through the penis? - ANSWERSurethra Which of the following describes the location of the heart relative to the lungs? - ANSWERSanterior The rectum is a part of which of the following organs? - ANSWERSlarge intestine Which of the following types of variables is changed in a scientific experiment? - ANSWERSindependent variable Which of the following type of reactions is shown below? CaCl2 + 2NaOH → Ca(OH)2 + 2NaCl - ANSWERSdouble replacement Which of the following is NOT part of the innate immune system? - ANSWERSantibodies Which of the following is NOT a function of the respiratory system in humans? - ANSWERSto distribute oxygen to the rest of the body Which of the following processes occurs in red bone marrow? - ANSWERShematopoiesis Which of the following parts of the nervous system is protected by the vertebral column? - ANSWERSspinal cord Which of the following is a monomer used to build carbohydrates? - ANSWERSglucose Which of the following terms describes a conclusion reached on the basis of evidence and reasoning? - ANSWERSinference If a plant that is homozygous dominant (T) for a trait is crossed with a plant that is homozygous recessive (t) for the same trait, what will be the phenotype of the offspring if the trait follows Mendelian patterns of inheritance? - ANSWERSAll offspring will show the dominant phenotype. Which of the following processes uses the information stored in RNA to produce a protein? - ANSWERStranslation In the digestive system, the majority of nutrients are absorbed in which of the following organs? - ANSWERSsmall intestine Which of the following is the number of chromosomes found in a human gamete? - ANSWERS23 Which of the following is composed of a motor neuron and its associated muscle fibers? - ANSWERSmotor unit Which of the following molecules can be found in abundance in a fatigued muscle? - ANSWERSlactic acid Which of the following processes produces a gas from a solid? - ANSWERSsublimation A student isolates and purifies a substance. She then puts it into the lab refrigerator at 4°C. When she comes back the next day, she notices that it has solidified. Which of the following statements about the substance is true? - ANSWERSit has a freezing point higher than that of water. Which of the following molecules experience London dispersion forces? - ANSWERSall atoms and molecules Which of the following is a heterogeneous mixture? - ANSWERSa mixture in which the atoms or molecules are distributed unevenly A woman has been suffering from heartburn and thinks that a particular food is causing it. She decides that for each week during a single month, she will not eat a specific food and see if she has heartburn that week. In her experiment, the food she removes from her diet would be which of the following types of variable? - ANSWERSindependent variable Which of the following is true of a gene that is expressed? - ANSWERSIt is influencing a phenotype trait. Which of the following glands provides nourishment for sperm, as well as the majority of the fluid that combines with sperm to form semen? - ANSWERSseminal vesicles Which of the following does NOT correctly match the endocrine system organ with its function? hypothalamus: regulation of pituitary gland pancreas: control of blood sugar through production of insulin and glucagon testes: testosterone and estradiol production pituitary: production and regulation of cortisol and adrenaline - ANSWERSpituitary: production and regulation of cortisol and adrenaline Which of the following parts of the peripheral nervous system controls voluntary muscle actions? - ANSWERSthe somatic nervous system People who suffer from Type I diabetes are lacking function in which of the following organs? - ANSWERSpancreas How many electrons can the 2s orbital hold? - ANSWERS2 Which of the follows describes what happens to the atomic radius when moving left to right on the periodic table? - ANSWERSit decreases. Which of the following correctly describes atomic number? - ANSWERSthe number of protons in an atom Which of the following type of bone tissue gives bone its hardness and strength? - ANSWERScortical bone According to electron theory, which of the following is the maximum number of bonds a carbon atom can have? - ANSWERSCarbon has four valence electrons, which means it is able to form 4 bonds with other atoms. Which of the following is an example of human error in an experiment? an imperfectly calibrated scale contaminating a sterile sample by breathing on it a draft in the laboratory slightly changing the temperature of a liquid failure to account for wind speed when measuring distance traveled - ANSWERScontaminating a sterile sample by breathing on it What is the electron configuration of ground-state neutral magnesium (Mg)? - ANSWERS1s22s22p63s2 Mg has an atomic number of 12 on the periodic table. This means that ground-state neutral Mg has 12 protons and 12 electrons. These 12 electrons are assigned to orbitals in the order represented by the arrangement of the s-block and p-block on the periodic table: 1s22s22p63s2. Which of the following is the temperature at which all molecular motion stops? −460°C −273 K 0 K 0°C - ANSWERSAbsolute zero, or the lowest temperature theoretically possible, is 0 on the Kelvin scale. It is also written as -460 degrees F and -273 degrees C. Which of the following terms best describes the position of the bladder relative to the uterus? inferior anterior distal latera - ANSWERSanterior Which of the following is an example of a homozygous genotype that will express a recessive phenotype? aa AA Aa aA - ANSWERSaa Which of the following groups on the periodic table will typically adopt a charge of +1 when forming ionic compounds? - ANSWERSalkali metals How many electrons does a neutral atom of vanadium (V) have? - ANSWERS23 A patient has recently been diagnosed with a bone marrow disorder that leads to slow blood clotting. The patient is likely low in which of the following? - ANSWERSplatelets A scientist believes that a particular species of algae, S. sponferus, is able to grow even when living deep underwater. However, he hypothesizes that this species may grow more slowly than algae in other environments due to the lack of sunlight at this depth. Which of the following findings would not support the scientist's hypothesis? - ANSWERSLaboratory experiments show that S. sponferus grows equally well under a wide range of light conditions. (Your Answer) Which of the following is the primary function of the large intestine? - ANSWERSabsorb water Which of the following heart valves prevents blood from going back into the right ventricle? - ANSWERSpulmonary Tin-112 (Sn-112) is the most abundant isotope of tin (Sn) and has a mass number of 112. How many neutrons does Sn-112 have? - ANSWERS62 Which of the following bones are directly connected to the ulna and radius? - ANSWERScarpal Mitochondrial myopathy, a mitochondrial disease that leads to low energy, heart issues, and kidney problems, happens when a cytosine is replaced by a thymine. What type of mutation causes mitochondrial myopathy? - ANSWERSpoint mutation