Plovdiv Entrance Practice Test

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• Which of the following is NOT a function of the larynx?
• What is the significance of steroid hormones?
• What substance emulsifies fats in the small intestine?
• Under similar conditions, which halide ion is the best reducing agent?
• Blood is pumped under pressure away from the heart into which vessel that supplies the body?
• What type of bonds are formed in the product KH formed from 2 K + H2 → 2 KH?
• Which gas is commonly used to extinguish fires?
• What is the function of the bulbourethral gland?
• Find the wrong name:
• Which of the following solutions of equal concentration will have a 2-fold higher osmotic pressure than that of a sucrose solution of the same concentration?
• Which connective tissue covers an entire muscle?
• Which organic acid can be formed from ethanol?
• Which cells in the stomach secrete hydrochloric acid?
• Primary amines react with carbonyl compounds. The products obtained are called:
• What muscles is the oesophagus made up of in its three sections?
• Which species is amphiprotic?
• A solution of salt in 100 g of water that still dissolves more solute at a given temperature is classified as:
• Name the four types of teeth found in humans, including their approximate counts, and their primary functions.
• Which of the following lists all five roles of the skeletal system?
• Into what is the bolus converted in the stomach?
• How are carbohydrates broken down and absorbed in the small intestine?
• The isomerism that exists between CH3CHCl2 and CH2ClCH2Cl is which type?
• Which gas is produced when lithium reacts with water?
• In carbocation stability, which carbocation forms the major product?
• What does the primary spermatocyte differentiate into and how?
• For the phase equilibrium NaCl(s) ⇌ NaCl(aq), the NaCl(aq) must be a solution that is:
• Which of the following is NOT a characteristic of skeletal muscle?
• Which glands in the mouth secrete enzymes such as lipase and amylase?
• What are the parts of the large intestinal tract in order from the beginning?
• Glucose is classified as which type of sugar?
• Which reaction forms an ionic precipitate from a solution?
• What does amylase do?
• Which species donates a proton in the reaction NH3(aq) + H2O(aq)?
• The reagent that can be used to distinguish between pentanal and pentanone is
• What is the maximum number of covalent bonds nitrogen forms in typical neutral compounds?
• Which metal does not produce hydrogen gas when treated with dilute hydrochloric acid?
• Define peristalsis.
• Which statement about amphiprotic species is true?
• Which layer forms the outer surface of the heart?
• What is the function of the ureters?
• Which formula represents acetic acid?
• Which of the following is not a strong base?
• What is the function of the epididymis?
• Which structure is responsible for sperm maturation and storage?
• What is the primary function of the endocrine gland?
• Gingiva is the technical name for what structure in the mouth?
• What are the three main layers of the integumentary system?
• What is the function of Sertoli cells in spermatogenesis?
• Which acid can be formed from ethanol?
• What is the function of the anus?
• Which of the following is NOT a function of the kidney?
• What is the name of the cell found between Sertoli cells and what does it differentiate into?
• Which of the following pairs do not react with each other?
• Which of the following is an observable property of many acids?
• In the reaction I2 + 10 HNO3 → HIO3 + 10 NO2 + 4 H2O, what is the oxidation state of iodine in HIO3?
• The oxidation of sulfur dioxide to sulfur trioxide in a gas-phase process uses a solid catalyst. This is an example of which type of catalysis?
• Define the skeleton.
• Among the following, which is the strongest Brønsted-Lowry acid in aqueous solution?
• Do alcohols react with sodium hydroxide (NaOH)?
• Which combination of ions will yield calcium carbonate precipitate when mixed in aqueous solution?
• What are the two major gland complexes in the mouth and what do they secrete?
• Which oxide does not react with calcium oxide (CaO)?
• In the Krebs cycle, the enzyme-catalyzed transformation involves removal of hydrogen and is best described as which category of reaction?
• What are the two main types of hormones?
• Which of the following is a function of the kidney?
• The product hydration of 1-butyne in the presence of HgSO4/H2SO4 is?
• Which structure transports sperm from the epididymis to the penis?
• Which organ provides the last step in producing vitamin D?
• Which tissue type is primarily responsible for locomotion and movement of bones?
• What is the integumentary system?
• What are the inactive forms of trypsin and chymotrypsin and what enzyme activates them?
• Fructose is classified as which type of hexose?
• Which is the muscular middle layer of the heart?
• Which equation represents the formation of calcium bicarbonate from calcium carbonate and carbonic acid?
• Where do spermatids mature?
• How are nucleotides broken down and absorbed in the small intestine?
• A peptide bond forms between which functional groups?
• What is the significance of non-steroid hormones?
• The reagent that can be used to distinguish between pentanal and pentanone is:
• Which tissue type provides support, insulation, energy storage, and separation?
• Which tissue type primarily stores energy as fat and provides insulation?
• What are the three parts of the pharynx?
• Under identical conditions, which halide ion is the strongest reducing agent?
• Which of the following is NOT one of the four basic tissue types in the body?
• What is the hydroxide concentration for a solution with a pH of 10 at 25 °C?
• Which cells comprise the lining of the stomach and what are their roles?
• During the reaction NH3(aq) + H2O(l) ⇌ NH4+(aq) + OH−(aq), which species acts as an acid?
• In the exothermic forward reaction 2 SO2 + O2 ⇌ 2 SO3, lowering the temperature will favor the formation of more SO3. Which of the following best describes the effect?
• What does lipase do?
• What is spermatogenesis?
• Which statement about carbon dioxide is false?
• Glucose and fructose are:
• Which bones form the trunk of the skeleton?
• How does increasing temperature affect the solubility of gases in liquids?
• How do cyanobacteria synthesize their requirements?
• Which substance releases hydrogen when it reacts with steam?
• Which of the following is a primary amine?
• Which of the following is an organ or part of the male reproductive system?
• A water solution of a compound turns litmus red. Which compound is this?
• In the reaction NH3(aq) + H2O(aq) ⇌ NH4+(aq) + OH−(aq), which species acts as a conjugate base?
• What is the name of the cell that supports and nourishes developing sperm in the seminiferous tubules?
• Which dissociation process is not presented correctly?
• The skull is composed of which bones?
• Which name does not belong to amino acid?
• How do skeletal muscles contribute towards homeostasis?
• What are the two main divisions of the dermis and their functions?
• Which reaction is common to ethanol, glycerol, and phenol?
• What kind of molecules do cyanobacteria produce during photosynthesis?
• Which gland secretes prostatic fluid?
• Phenol is acidic, basic, or neutral?
• In the buccal cavity, the food is converted into which form?
• Which organ is primarily responsible for osmoregulation?
• Glucose acts as a reducing agent in Tollens' test because it contains which functional group?
• What best describes skeletal muscles?
• Deoxyribose is a sugar; to which broad biomolecule family does it belong?
• An aqueous solution of glycerol is described as freezing at a lower temperature than pure water. Which of the following statements matches this behavior?
• Which product forms when an aldehyde is oxidized by silver oxide?
• Alkaline hydrolysis of fats and oils (saponification) yields glycerol and which of the following products?
• Which of the following best represents the rate law for the reaction A(solid) + 2B(aq) -> D(solid) given that A is a solid and D is a solid and B is in solution?
• In the reaction I2 + 10 HNO3 → HIO3 + 10 NO2 + 4 H2O, iodine acts as which of the following?
• Which term describes a solution that has dissolved more solute than normally possible at that temperature?
• Reactions occurring at high rate at a temperature of 25 °C are characterized by:
• Peptide bond is the bond between:
• Which stage immediately follows meiosis I in spermatogenesis?
• The product of benzoic acid nitration is:
• Which of the following is NOT an accessory gland in the male reproductive system?
• Deoxyribose in DNA nucleotides belongs to this family of biologically important molecules:
• In which dermal layer are hair follicles and sweat glands located?
• What is the main role of the rectum?
• The formula C6H5CN represents which compound?
• How many bones are there in the human skull?
• Which tissue type is responsible for communication between receptors, the CNS, and effectors?
• In skeletal muscle histology, what is the correct order from the outermost to the innermost unit?
• Benzo nitrile has which functional group?
• Where does the process of spermatogenesis start?
• Which statements correctly describe the two divisions of the epidermis and their contents?
• Which organ is commonly recognized as an endocrine gland?
• If the pH value of a salt solution is 7, most likely this is a solution of:
• What is the role of pepsin?
• What is correct about the process of dissolution?
• The formula C6H5-CO-CH3 represents which compound?
• Which gland secretes lubrication of the glans?
• Which gland secretes insulin?
• Which section of the small intestine is primarily responsible for absorption of key components?
• Is a spermatid haploid or diploid?
• What is the function of the prostate gland?
• Where are Leydig cells located?
• Which connective tissue surrounds a fascicle?
• Which of the following is NOT a standard section of the vertebral column?
• All native α-amino acids can react with the reagents below except:
• For the system 2 SO2 + O2 ⇌ 2 SO3 + heat, decreasing the temperature increases the number of moles of which species when equilibrium is reestablished?
• Which substance acts as an acid in the Brønsted–Lowry sense?
• Which cells in the stomach secrete pepsinogen?
• What is the function of the vas deferens?
• Lamellae in cyanobacteria are called what?
• The rate law expresses the rate of a reaction in terms of the concentrations of which species?
• Which of the following is a limb bone?
• Which layer lines the chambers of the heart?
• What happens in the second stage of meiosis?
• Which statement correctly defines oxidation as the loss of hydrogen?
• Which reagent can be used to distinguish between butanone and butanal?
• Which hormone is primarily responsible for milk secretion in lactating mammals?
• What is the function of the seminal vesicle?
• Which gland contributes to semen volume and is associated with sticky semen?
• The lithium ion symbol in lithium chloride is which of the following?
• What is the active form of pepsinogen and how is it converted to its active form?
• What type of bonds are formed between the nitrogen and hydrogen atoms in the ammonia molecule?
• Monosaccharide fructose is classified as which type of hexose?
• Is the prostate gland a part of the male reproductive system?
• Which are the other two types of muscles found in the human body besides skeletal muscle?
• What protects the stomach walls from digesting the stomach’s own enzymes and acid?
• Which statement about the large intestine is true?
• Which statement is true about glucose?
• What is the function of the urinary bladder?
• How are proteins broken down and absorbed in the small intestine?
• How many bones are there in the vertebral column?
• Larynx is also known as which of the following?
• Dissociation of Na2SO4 in water yields which ions?
• In typical neutral compounds, what is the maximum number of covalent bonds nitrogen forms?
• In the hydration of a terminal alkyne using mercuric sulfate and sulfuric acid, the major product is a ketone. Which option correctly names the major product class?
• How are fats broken down and absorbed in the small intestine?
• What is a main function of the large intestine?
• All of the following can act as Brønsted-Lowry acids in aqueous solution except:
• What does the hypodermis contain?
• Which hormone produced by the kidneys stimulates erythropoiesis?
• What is the role of mucin secreted by mucous glands in the mouth?
• Arrange carbocation stability from least to most stable.
• Which reagent is used to oxidize aldehydes to carboxylic acids?
• The Rate Law expresses the rate of a reaction in terms of the concentrations of which species?
• Which are the three regions of the small intestine and their primary roles?
• Henry's law about solubility of gases in liquids does not apply to the solubility of which gas due to reaction with water?
• Which enzyme activates trypsinogen to trypsin?
• Which connective tissue surrounds an individual muscle fiber?