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WorksheetsIC3 Pre-Test
Total questions: 15
Worksheet time: 8mins
Calorie is a measure of _________
energy
weight
distance
volume
What happens to unused calories that you take in?
Nothing happens, the disappear
they are stored as fat
they leave your body
they give you immediate bonus energy
A chemical reaction in the body happens when food molecules react with ______ to release energy.
energy
carbon dioxide
oxygen
calories
humans use calories when
running
studying
sleeping
all of the above
Food provides the body with _____ and _____.
Energy and amino acid
energy and building materials
nutrients and nucleic acids
fats and carbohydrates
Out of 5 different types of lipids (fats), why are triglycerides the only type of fat that is considered food?
It is the only fat that provides the body with energy and building materials
It is the only fat that provides proteins and lipids together
It is the only fat that gives us building material and oxygen
all fats are considered food.
Why do we need fat in our diets?
Fats have lots of calories. We need calories for energy.
We like to store fats for future use.
Fats are bad for you. You don't actually need them.
Fat molecules are used to build cell membranes.
Fats, Carbohydrates, and proteins are called biological molecules. Which biological molecules provide the most energy per gram?
Fats
Carbohydrates
Proteins
They are all the same.
What are the products of photosynthesis?
Water and carbon dioxide
Oxygen and glucose
Oxygen and carbon dioxide
Oxygen and water
What is the name of the simple sugar produced in photosynthesis?
sucrose
dextrose
glucose
lactose
What are the reactants in photosynthesis?
Carbon dioxide and sugar
Sugar and oxygen
water and oxygen
carbon dioxide and water
Where do plants get their food from?
They don't get it from anywhere, they make it.
They eat it, just like humans
they get it from the sun.
They absorb it form the soil
What is photosynthesis?
The process plants use to turn chlorophyll and sunlight into air.
The process plants use to turn sunlight and water into carbon dioxide.
The process plants use to make food by using sunlight to turn carbon dioxide and water into glucose
The process plants use to make food using sunlight to turn oxygen and water into glucose.
Can a plant produce sugar if there is no sunlight?
Yes, plants make sugar with water and carbon dioxide.
Yes, plants can store sunlight and keep producing sugar when the sun goes down.
No, if there is no sunlight, photosynthesis cannot happen.
No, when the sun goes down the plants die right away.
What is a byproduct of photosynthesis?
oxygen
carbon dioxide
sugar
glucose
