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WorksheetsChemical Reactions in the Body
Total questions: 13
Worksheet time: 3hrs 15mins
Which of the following is not a component of food?
Protein
Fat
Carbohydrates
All of these answers make up food
Long chains of amino acids are called
Proteins
Fats
Lipids
Carbohydrates
Referring to our model about inputs, outputs, and uses: the same elements from the Inputs are used to make the outputs.
True
False
Referring to our model about inputs, outputs, and uses: Poop (feces), Pee, and sweat are considered
Inputs
outputs
uses
none of these are correct
Referring to our model about inputs, outputs, and uses: Which of the following is considered an input?
Food
Movement
poop (feces)
energy
What atoms do proteins, fats, and carbs all have in common?
Hydrogen (H), Oxygen (O), and Zinc (Zn)
Oxygen (O), Carbon (C), and Phosphorus (P)
Carbon (C), Hydrogen (H), and Sulfur (S)
Carbon (C), Oxygen (O), and Hydrogen (H)
Proteins are made up of...
amino acid chains that fold into certain shapes in order to be able to function correctly.
sugar molecules called glucose that are used for energy
fatty acids or glycerol that are stored for potential energy later.
C, H, S, P atoms that allow for muscles to be built.
From our model about inputs, outputs, and uses: Which of the following is this an example of?
Food is digested (broken down) and nutrients are absorbed into the bloodstream to the cells that need it. If the food isn't digested, it continues on through the tube and leaves the body.
none of these are correct
use
input
output
What are the products (outputs) of the chemical reaction pictured?
CH4 and CO2
CH4 and O2
CO2 and H2O
O2 and H2O
Which of these observations supports the chemical reaction of ethanol? C2H6O + 3O2 --> 2CO2+ 3H2O
Bromthymol Blue changed to green
The burning flame
There was condensation (water) on the fish tank
all of the above are correct
