7 Grade Science

Broward County School District FCAT 7 th Science Test 3 Version BBroward County Public SchoolsFCAT SCIENCETEST 37 th Grade ScienceFCAT Science Reference Sheets and Periodic Table RequiredCalculators are allowedThe questions on this test measure your knowledge of Science. Use that knowledge to answer allquestions in this examination. Mark only one answer for each question.This examination consists of 15 multiple-choice questions. Record your answers to these questions onthe answer sheet provided. Use only a No. 2 pencil on your answer sheet. No credit will be given for anythingwritten in this examination booklet.The use of any communications device is strictly prohibited when taking this examination. If acommunication device is used, your examination will be invalidated and no score will be calculated for you.DO NOT OPEN THIS BOOKLET UNTIL YOU ARE TOLD TO DO SO.STEST307B1

Broward County School District FCAT 7 th Science Test 3 Version BSC.F.1.3.51. Look at the diagram of the human lungs below.What must be true of the cells that make up the alveoli?A. They must be specialized for blood transport.B. Their membranes must be to fluids.C. They must be specialized for respiration.D. Their membranes must be impermeable.SC.F.1.3.52. If the olfactory cells did not respond to the correct chemical stimuli, which of your body functions would beimpaired?A. sense of tasteB. sense of smellC. sense of touchD. sense of sightSC.F.1.3.53. The cells that destroy or neutralize cells or substances that invade the body are calledA. pancreatic cells.B. thymus cells.C. villi cells.D. cone cells.STEST307B2

Broward County School District FCAT 7 th Science Test 3 Version BSC.F.1.3.54. Two types of human cells are shown in the diagram below.Cell A causes the cells at B to contract. This activity would be most useful forA. carrying out protein synthesis in the muscle cells.B. coordinating the functions of the cell organelles.C. digesting food in the small intestine.D. lifting a book from a bookshelf.SC.F.1.3.55.The diagram below represents one of the human body systems.Which of the following is a direct function of this system?A. elimination of body wastesB. production of blood cellsC. muscle movementD. growth stimulationSTEST307B3

Broward County School District FCAT 7 th Science Test 3 Version BSC.F.1.3.16. The diagram below represents the human digestive system. Use this diagram to answer the following question:Which of these pathways is taken for the chemical digestion of carbohydrates?A. begins in A and ends in GB. begins in B and ends in CC. begins in G and ends in DD. begins in A and ends in ESC.F.1.3.17. Look at the human digestive system in number 1. In which structure does most water reabsorption take place?A. FB. GC. CD. DSC.F.1.3.18. Which process in humans would be most directly affected if peristalsis did not occur?A. the transmission of nerve impulses throughout the bodyB. the movement of food through the gastrointestinal tractC. the flow of blood through the lungsD. the removal of excess amino acidsSTEST307B4

Broward County School District FCAT 7 th Science Test 3 Version BSC.F.1.3.19. Anthony has just taken a bite of an apple. Which of the nutrients in the apple began to be digested in hismouth?A. carbohydratesB. simple sugarsC. proteinsD. fatsSC.F.1.3.110. The breathing rate, heart rate and blood hormone levels of a human would most likely provide informationabout humanA. cellular organization.B. inheritance.C. nutrition.D. metabolism.SC.F.1.3.111. In humans, which substances are normally filtered out of the blood by the nephrons and then excreted?A. water, carbon dioxide and glucoseB. glucose, water and red blood cellsC. urea, water and mineral saltsD. water, glycogen and ureaSC.F.1.3.112. Extensive damage to the large intestine would most like affectA. glucose metabolism.B. protein synthesis.C. enzyme secretion.D. water reabsorption.SC.F.1.3.113. Which of these organs secrete a substance that causes an immunological reaction?A. gallbladderB. pancreasC. liverD. skinSTEST307B5

Broward County School District FCAT 7 th Science Test 3 Version BSC.F.1.3.614. Which of these is a function of a photoreceptor?A. to convert light into electrical impulsesB. to convert electrical impulses into lightC. to carry electrical impulses from the CNS to other photoreceptorsD. to carry electrical impulses from other photoreceptors to the CNSSC.F.1.3.615. Look at the diagram of the nerve cell below.Which of these functions is least likely to be performed by this cell?A. transmitting electrical energy to other nerve cellsB. receiving electrical energy from other nerve cellsC. transporting oxygen to other nerve cellsD. receiving oxygen from red blood cellsSTEST307B6

Broward County School District FCAT 7 th Science Test 3 Version BAnswer KeyVersion BQuestion Answer SSS1 C SC.F.1.3.52 B SC.F.1.3.53 B SC.F.1.3.54 D SC.F.1.3.55 B SC.F.1.3.56 D SC.F.1.3.17 A SC.F.1.3.18 B SC.F.1.3.19 A SC.F.1.3.110 D SC.F.1.3.111 C SC.F.1.3.112 D SC.F.1.3.113 B SC.F.1.3.114 A SC.F.1.3.615 C SC.F.1.3.6STEST307B7