WorksheetsThe Biology-Chemistry Connection
Total questions: 20
Worksheet time: 10mins
Which of the following is NOT one of the main elements found in biological molecules?
Carbon (C)
Hydrogen (H)
Oxygen (O)
Sodium (Na)
Match the macromolecule to its main elements:
CHO
1
CHO
2
CHON
3
CHONP
4
Which macromolecule contains the elements CHONP?
Carbohydrates
Lipids
Proteins
Nucleic Acids
Which biological molecule is made up of monosaccharides such as glucose, galactose, and fructose?
Carbohydrates
Proteins
Lipids
Nucleic Acids
Which biological molecule contains a long chain structure and is commonly known as fats or oils?
Carbohydrates
Proteins
Lipids
Nucleic Acids
Which biological molecule contains a phosphate group, sugar, and nitrogen base as shown in the diagram?
Proteins
Carbohydrates
Lipids
Nucleic acids
What is a monomer?
A compound made up of several monomers
A single molecule that can be joined together to form a larger molecule
A type of protein
A type of nucleic acid
What is a polymer?
A single molecule
A compound made up of several monomers
A type of carbohydrate
A type of lipid
Carbohydrates are made of only which three elements?
Carbon, Hydrogen, and Nitrogen
Carbon, Hydrogen, and Oxygen
Carbon, Oxygen, and Phosphorus
Hydrogen, Oxygen, and Sulfur
Lipids are NOT water soluble.
True
False
Each protein has a specific job in an organism such as:
Regulating cell processes
Transporting substances into or out of cells
Forming bones, muscles, and other tissues
Fighting diseases
Storing genetic information
Enzymes interact with many different substrates.
True
False
Enzymes change shape after a reaction occurs.
True
False
An enzyme can be reused with a new substrate.
True
False
Answer true or false to the following statement based on the graphic: The substrate is changed in the reaction.
True
False
If the shape of the enzyme changed, it would no longer work.
True
False
When all substrates are used, the reaction stops.
True
False
Identify the part of the graph that shows: a) Overall energy released during reaction.
A
B
C
Identify the part of the graph that shows: b) Activation energy with enzyme.
A
B
C
Identify the part of the graph that shows: c) Activation energy without enzyme.
A
B
C
