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1.
_____ is the process by which food is broken down so that nutrients can be used by the body. (1 point)

Absorption
Digestion
Elimination
Ingestion

2.
What type of digestion takes place in the mouth? (1 point)

chemical
mechanical
chemical and mechanical
neither chemical nor mechanical

Use the diagram below to answer questions 3 and 4.
excretion
3.
If this figure showed the major organs for each excretory system, which would not be shown? (1 point)

the brain
the kidneys
the large intestine
the lungs

4.
In the figure shown, which substance is removed by the digestive, respiratory, and urinary system? (1 point)

carbon dioxide
salt
undigested food
water

Mineral Health Effect Food Sources
Calcium strong bones and teeth, blood
clotting, muscle and nerve activity green leafy vegetables, soy
Phosphorus strong bones and teeth, muscle
contractions, stores energy cheese, meat, cereal
Iron oxygen is transported in the hemoglobin
by read blood cells red meat, raisins, beans,
spiniach, eggs
Iodine thyroid activity, metabolic stimulation seafood, iodized salt

5.
Based on the information above, which of the following foods is high in iron? (1 point)

apples
milk
fish
steak

6.
____ are the main sources of energy for your body. (1 point)

Carbohydrates
Minerals
Vitamins
Water

7.
The exchange of oxygen and carbon dioxide takes place between ________ and capillaries in the _______. (1 point)

lungs; bronchi

alveoli; lungs
salivary glands; lungs
cilia; bronchi

8.
The raw materials of cellular respiration are _________ and glucose, which produces __________ for the body. (1 point)

carbohydrates; energy

carbon dioxide; waste
oxygen; energy
water; oxygen

9.
The excretory system refers to the removal of _____________ from the body. (1 point)

urine
waste gases
sweat
all of the above

10.
The __________ are the bean-shaped major organs that filter the body’s ________. (1 point)

kidneys; blood

pancreas; blood
bladder; urine

lungs; urine

  • biology -

    We do not do your homework for you. Although it might take more effort to do the work on your own, you will profit more from your effort. We will be happy to evaluate your work though.

    Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.

  • science -

    a b d c a b d c c a c a a

  • science -

    well some of your answers are right, but for starters number 1 is digestion not absorption. Hope this helped a little I'll give you the right answers when i'm done

  • science -

    Alright my answers on here are all right I promise.ok here we go

    1.digestion
    2.chemical and mechanical
    3.the brain
    4.water
    5.steak
    6.carbohydrates
    7.alveoli;lungs
    8.oxygen;energy
    9.kidneys,ureter,bladder,urethra
    10.kidneys;blood
    Really hope this helps :D have a nice day

  • science -

    Thnx fat buddy! I got a 100%

  • science -

    THATS FAT BUDDY I GOT 100%!!

  • science -

    Thanks*

  • science -

    Fat buddy you rock I got 100!!!!

  • science -

    DUDE YOU ROCK THX FAT BUDDY

  • science -

    what r they

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