MSU-M Senior High School SASE Review 2017 Life Science PDF
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MSU Marawi Senior High School
2017
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Summary
This document is a life science past paper from MSU-M Senior High School, covering the 2017 review. It contains multiple-choice questions focusing on topics in biology. It's ideal for students preparing for life science exams or reviewing life science concepts.
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MSU-M SENIOR HIGH SCHOOL SASE REVIEW 2017 LIFE SCIENCE 1. When swallowing, which structures closes to prevent 10. Sperm cells are stored in the ___. They ascend into food from entering the...
MSU-M SENIOR HIGH SCHOOL SASE REVIEW 2017 LIFE SCIENCE 1. When swallowing, which structures closes to prevent 10. Sperm cells are stored in the ___. They ascend into food from entering the respiratory passage? ___prior to the ejaculation, and are discharged from the A. tongue penis through the ____. B. teeth A. Seminiferous tubules, prostate gland, vas C. larynx deferens D. epiglottis B. Epididymis, penis, urethra C. Epididymis, vas deferens, urethra 2. The molecule used by most animals for long-term D. Epididymis, prostate gland, urethra energy storage is A. glycogen 11. What is a chance that a dihybrid cross will produce a B. starch homozygous recessive in both traits? C. fat A. 9/16 D. cholesterol B. 1/4 C. 1/16 3. An RNA nucleotide differs from a DNA molecule in that D. 3/16 RNA has A. ribose sugar 12. Assumed two normal parents have a color-blind son. B. phosphate molecule Which parent is responsible for a color blindness in the C. uracil base son? D. both a and c are correct A. the mother B. the father 4. The human sperm cell and egg cell each carry C. either parent chromosomes D. neither parent-two normal A. 13 B. 23 13. What type of cartilage is found in the rib cage and C. 33 walls of the respiratory passages? D. 46 A. fibrocartilage B. elastic cartilage 5. A phospholipids has a head and two tails. The tails are C. ligamenous cartilage found D. hyaline cartilage A. at the surface of the membrane B. in the interior of the membrane 14. Skeletal muscle is C. spanning the membrane A. striated D. where the environment is hydrophobic B. under voluntary control E. both b and d are correct C. multinucleated D. all of these are correct 6. Facilitated diffusion differ from the diffusion in that facilitated diffusion 15. What type of epithelial tissue is found in the walls of A. involves in the passive use of a carrier protein. the urinary bladder to provide with ability to distend? B. involves in the active use of a carrier protein. A. simple cuboidal epithelium C. moves a molecule from a low to high B. pseudostratified epithelium concentration. C. stratified squamous epithelium D. involves the use of ATP molecules. D. simple squamous epithelium 7. When a cell is placed in a hypotonic solution 16. Without melanocytes, skin would A. solute exits the cell to equalize the concentration A. be too thin on both sides of the membrane. B. not tan B. water exits the cell toward the area of lower C. lack nerves solute concentration. D. not be water proof C. water enters the cell toward the area of higher solute concentration. 17. The level of organization that includes all the D. solute exits and water enters the cell. population in a given area along with the physical environment would be a (an) 8. What type of neuron lies completely in the CNS? A. community A. motor neuron B. ecosystem B. interneuron C. biosphere C. sensory neuron D. atom D. actor neuron 18. Which part of the brain is closely associated with the 9. Which of the following neuron parts receives signals function of the endocrine system? from sensory receptors of other neurons? A. thalamus A. cell body B. hypothalamus B. axon C. medulla oblongata C. dendrites D. cerebellum D. both a and c are correct MSUM-Senior High School SASE Review 2017—LIFE SCIENCE 19. Oxygen poor blood returns to the heart and enters the 34. Dimple is an autosomal dominant trait. A woman with A. right atrium no dimples mates with a man who has dimples and who B. left ventricle is known to be heterozygous for the trait. What is the C. left atrium chance that their first child will have dimples? D. right ventricle A. no chance B. 25 % In questions 20-23 match the hormones to the correct C. 50 % gland in the key: D. 75 % A. glucagon B. estrogen 35. A woman receives her X chromosomes from C. insulin A. her mother only D. testosterone B. her father only C. both her mother and her father 20. raises blood glucose level D. extra nuclear DNA in her mother’s egg 21. lowers blood glucose level 22. controls females secondary sex characteristics 36. It refers to the act of capturing, killing, and 23. Controls male secondary sex characteristics consumption of one animal by another. A. Predation In questions 25-28, match the hormones to the correct B. Parasitism gland in the key: C. Competition A. pancreas D. Mutualism B. thyroid C. posterior pituitary 37. The study of the interactions between the organisms D. adrenal medulla and the physical and biological components of its environment. 24. oxytocin storage A. evolution 25. insulin B. genetics 26. epinephrine C. ecology 27. thyroxine D. demography 28. Bile 38. All blood cells—red, white, and platelets—are A. is an important enzyme for the digestion of fats. produced by which of the following? B. cannot be stored. A. yellow bone marrow C. is made by the gallbladder. B. red bone marrow D. emulsifies fats. C. periosteum D. medullary cavity 29. Which of the following serves as the gate keeper of cerebral cortex? 39. The presence of too much carbon dioxide in the A. cerebrum atmosphere contributes to __. B. cerebellum A. global warming C. thalamus B. cloudy skies D. hypothalamus C. rising of sea level D. both a and c 30. Blood travels from the heart to the lungs by way of the A. superior (anterior) vena cava 40. Oxygen rich blood returns to the heart and enters the B. inferior (posterior) vena cava A. right atrium C. pulmonary artery B. left ventricle D. pulmonary vein C. left atrium D. right ventricle 31. Internal respiration refers to A. the exchange of gases between alveolar air and 41. Which of the structures is the site of gas exchange in the blood in the lungs. the lungs? B. the movement of air into the lungs. A. alveoli C. the exchange of gases between the blood and B. larynx tissue fluid C. trachea D. cellular respiration, resulting in the production of D. diaphragm ATP 42. Which of the following is not true about DNA? 32. The thin filaments of a muscle fiber are made up of A. contains base thymine A. actin B. is found in the nucleus and in the cytoplasm B. troponin C. is double stranded C. fascia D. the sugar is deoxyribose D. myosin 43. How do nitrogen-fixing bacteria contribute to the 33. Which type of glands is ductless? nitrogen cycle? A. tear gland A. they return nitrogen gas to the atmosphere B. ovary B. they act on nitrogenous waste found in urine C. sweat gland C. they remove nitrogen from the atmosphere and D. salivary gland make nitrogen available to plants. MSUM-Senior High School SASE Review 2017—LIFE SCIENCE 44. The end products of _______________ are 54. The process by which a cell secretes macromolecules __________ cells. by fusing a transport vesicle to the plasma membrane is A. mitosis, diploid called B. meiosis, diploid A. pinocytosis C. meiosis, haploid B. endocytosis D. both a and c are correct C. phagocytosis D. exocytosis 45. In humans, mitosis is necessary to A. grow and repair tissue 55. Which is true of both cardiac and smooth muscle? B. maintain the same number of chromosomes A. striated C. form the gametes B. multinucleated D. both a and b are correct C. involuntary D. spindle-shaped cells 46. The cell membrane is selectively permeable. This means that it 56. RBC: erythrocytes :: WBC: ________________ A. is highly folded A. thrombocytes B. allows all materials to pass through B. leukocytes C. allows only biologic molecules to pass through C. osteocytes D. allows certain materials to pass through D. none of these 47. A tissue is a 57. A messenger proteins which help coordinate certain A. group of separate organs that are coordinated in body activities their activities. A. hormones B. group of similar cells that function together in a B. antibodies specialized activity. C. enzymes C. layer of cells surrounding an organ. D. receptor D. sheets of cells, one layer thick In questions 58-61, choose from the following key: 48. Which type of tissue forms the inner lining of a blood A. Cytoskeleton vessel? B. cell membrane A. epithelial C. Golgi bodies B. connective D. Endoplasmic reticulum C. nervous D. muscle 58. It serves as the framework of the cell 59. it serves as the boundary between the cell 49. Which of the following is known as the blood sugar? 60. serves as the manufacturers and shippers of the cell A. glucose 61. serves as the packaging counter of the cell B. fructose C. lactose In questions 62-65, choose from the following key: D. maltose A. Chloroplast B. ribosomes 50. Which of the following is not found in a prokaryotic C. Mitochondria cell? D. Nucleus A. plasma membrane B. nuclear envelope 62. it converts the energy of glucose into ATP C. ribosome 63. It stores genetic information D. cell wall 64. it is the site of protein synthesis in the cell 65. it is the site of photosynthesis 51. Homologous structures A. are similar in function. 66. Which of the following is not involved in digestion? B. are known only from gross anatomy, not in any A. pancreas other biological features. B. stomach C. show underlying structural similarity even when C. small intestine their superficial structure is different. D. kidney D. are superficially similar. 67. It refers to the process by which egg cell is released 52. The most abundant lipid in a cell membrane is from the ovary A. phospholipid A. fertilization B. steroid B. oogenesis C. cholesterol C. ovulation D. cutin D. menstruation 53. The term osmosis refers to the diffusion of 68. Into which of the following acids is glucose broken A. water down in the first stage of carbohydrate metabolism? B. energy A. pyruvic acid C. positive electrical charges B. lactic acid D. glucose C. hydrochloric acid D. citric acid MSUM-Senior High School SASE Review 2017—LIFE SCIENCE 69. In the first stage of photosynthesis, light energy splits 77. What vascular tissue brings water and minerals to the water molecules leaving a by-product which is released. leaves? This by-product is: A. phloem A. Hydrogen B. xylem B. Carbon dioxide C. cambium C. Oxygen D. rhizomes D. methane 78. Which of the following laws best describes the 70. Oxidation of fats and carbohydrates within a cell statement: The members of an homologous pair of genes would be an example of: are separated during meiosis of reproductive cells so that A. anabolism each gamete contains one of the alleles. Is it: B. catabolism A. law of segregation C. biosynthesis B. law of independent assortment D. None of the above. C. law of filial generation D. law of sorting 71. During the final stage of cell division, the mitotic apparatus disappears, the chromosomes become 79. Which term is used to describe organisms which live attenuated, the centrioles duplicate and split, the nuclear on or in the bottom of an ocean or lake. Such organisms membrane becomes reconstituted and the nucleolus can be found anywhere from the shoreline to the greatest reappears. This phase of cell division is known as: ocean depths? A. prophase A. biota B. metaphase B. benthos C. anaphase C. nekton D. telophase D. plankton E. interphase 80. Which of the following describes the belief that living 72. This major protein component of connective tissue in things can appear from nonliving matter? Is it: mammals comprises most of the organic matter of skin, A. evolution tendons, bones, and teeth, and occurs as fibrous B. spontaneous generation inclusions in most other body structures. What is this C. photosynthesis material? D. chemosynthesis A. elastin B. collagen 81. Respiration that does NOT require oxygen is called: C. fatty acids A. photosynthesis D. melanin B. oxidation E. keratin C. anaerobic respiration D. aerobic respiration 73. Synapsis and crossing over of chromosomes occurs in which phase of meiosis? 82. Which of the following macromolecules is primarily A. interphase responsible for the insolubility of cell membranes in B. prophase water? C. metaphase A. starch D. telophase B. cellulose C. protein 74. During which phase of the cell cycle are normal D. phospholipid components of the cell synthesized and assembled? A. M phase 83. A special type of reproduction where an egg develops B. G1 phase into an organism without fusion of sperm cell C. S phase E. bacterial fission D. G2 phase F. budding G. parthenogenesis 75. If a male who is heterozygous for an autosomal traits H. fertilization mates with a female who is also heterozygous for that trait, what percent of their offspring are likely to be 84. What type of biome is characterized by having trees heterozygous for this trait as well? that shed leaves during autumn and winter to minimize A. 25% water loss and nutrient consumption? B. 50% A. tundra C. 75% B. deciduous forest D. 100% C. tropical rainforest D. desert 76. Homozygous refers to: E. grassland A. similar types of chromosomes B. having similar functions on an evolutionary basis 85. According to the theory of inheritance of acquired C. particles in solution that are inseparable characteristics, D. having identical alleles for a given gene. A. If a man loses his hand, then his children will also be missing a hand. 76. The random movement of particles in solution B. changes in phenotype are passed on by the way towards a uniform distribution is termed: of the genotype to the next generation. A. osmosis C. organisms are able to bring about a change in B. repulsion their phenotype C. diffusion D. evolution is striving toward improving particular D. facilitated diffusion traits. MSUM-Senior High School SASE Review 2017—LIFE SCIENCE Hypertonic Isotonic Hypotonic solution solution solution Mitosis in animal cell Mitosis in plant cell Cell Cycle MSUM-Senior High School SASE Review 2017—LIFE SCIENCE