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Q2 Study Guide 2 - Immune System & Respiratory System - 7th grade

Quiz by Dos Anjos

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40 questions
Show answers
  • Q1
    What are pathogens?
    Microorganisms that can cause disease
    Nutrients for the body
    Hormones that regulate metabolism
    Cells that repair tissues
    30s
  • Q2
    What are lymphocytes and where are they produced?
    Red blood cells made in the liver
    Hormones produced in the pancreas
    White blood cells produced in bone marrow
    Platelets formed in the spleen
    30s
  • Q3
    What is the main function of tonsils?
    Produce hormones
    Store fat
    Help in digestion
    Trap and filter pathogens that enter through the mouth and nose
    30s
  • Q4
    What is the main job of the immune system?
    To break down waste
    To attack organisms and substances that invade body systems.
    To regulate temperature
    To circulate blood
    30s
  • Q5
    What do lymph nodes filter out from the lymph fluid?
    Hormones
    Nutrients
    Oxygen
    Microorganisms and foreign materials
    30s
  • Q6
    Where does the lymphatic system return lymph fluid?
    To the kidneys
    To the blood
    To the lungs
    To muscle tissue
    30s
  • Q7
    What is the primary function of the spleen?
    Produces insulin
    Stores bile
    Regulates heart rate
    Filters blood and breaks down damaged red blood cells
    30s
  • Q8
    Which bodily substances help to keep pathogens out?
    blood, muscles, and nerves
    bones, teeth, and skin
    saliva, sweat, and fat
    skin, tears, and saliva
    30s
  • Q9
    What do antibodies do?
    Regulate blood pressure.
    Generate energy in cells.
    Bind to pathogens and help destroy them.
    Transport nutrients in the blood.
    30s
  • Q10
    How do bacteria reproduce?
    By budding off a new cell
    By creating spores
    By copying their DNA and splitting in half
    By budding from a parent
    30s
  • Q11
    What is a unique characteristic of viruses?
    They need a host cell to reproduce
    They can live independently
    They can reproduce without any help
    They are made of living cells
    30s
  • Q12
    What is one way bacteria can be helpful to humans?
    They decompose plastics
    They produce toxins
    They help digest food
    They cause diseases
    30s
  • Q13
    What condition can result from consuming undercooked food?
    Stomach ache
    Salmonella infection
    Flu
    Common cold
    30s
  • Q14
    What is the role of antibiotics?
    To kill bacteria by breaking down their cell walls
    To replace nutrients in the body
    To strengthen immune cells
    To enhance viral reproduction
    30s
  • Q15
    What is found inside a virus?
    RNA
    DNA
    Proteins
    Lipids
    30s

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