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WorksheetsChemistry of Life Vocabulary Test
Total questions: 22
Worksheet time: 11mins
When living things take in oxygen and change calories/glucose into energy, carbon dioxide and water it is the chemical reaction called
fermentation
respiration
photosynthesis
When molecules break apart and reform into new substances it is called a...
chemical reaction
physical reaction
We call the substances that go into a chemical reaction the ....
molecules
reactants
products
We call the substances that are produced or come out of a chemical reaction the
molecules
reactants
products
Food is defined scientifically as...
molecules that give us energy
molecules that provide building materials
molecules that provide the body with energy and building materials
A UNIT to measure the amount of energy and shown on food labels is...
Calorie
Fats
Carbohydrates
Proteins
An untested group you can compare the tested group to after the experiment is called...
the constant
the variable
the control
The variable we are purposely changing in an experiment is called...
the control
the constant
the independent variable
The variable that changes because of the independent variable is called the...
control
constant
dependent variable
The ability cause change or make things happen is a definition of ...
reaction
energy
food
The smallest unit of a substance that serves as a building block for larger molecules
Subunit/monomer
block
The subunit for carbohydrates is...
amino acida
fatty acid
monosaccharide
The subunit for protein is....
amino acid
fatty acid
monosaccharide
The subunit for a fatty acid is
amino acid
fatty acid
monosaccharide
Which biomolecule is broken down to glucose and used for quick energy?
fats/lipids
proteins
carbohydrates
Which biomolecule is used for long term energy storage?
fats/lipids
proteins
carbohydrates
nucleic acid
Which biomolecule provide building materials for muscles and cell membranes?
fats/lipids
proteins
carbohydrates
Energy is
The ability to cause change
photosynthesis
respiration
Energy that can be seen as light and often converts to thermal or heat energy
thermal energy
light energy
kinetic energy
Heat energy measuring molecule movement
light energy
thermal energy
kinetic energy
chemical energy
Moving energy
light energy
thermal energy
kinetic energy
chemical energy
A chemical process that occurs in plants, algae, and some bacteria that changes sunlight, water and carbon dioxide into carbohydrates (sugars) and give off oxygen
respiration
photosynthesis
