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WorksheetsBenchmark Review
Total questions: 131
Worksheet time: 2hrs 11mins
All cells have cell membranes. What is the function (job) of the cell membrane?
Allow certain things to enter and exit the cell.
Allows all things to enter the cell.
Does not allow anything to enter and exit.
It is made out of wood.
Which of the following distinguishes prokaryotic and eukaryotic cells?
The presence of a nucleus
The presence of ribosomes
The presence of a cell wall
The presence of genetic material
An organism that is made of a prokaryotic cell is called ....
mold
mushrooms
plants
bacteria
Nitrogen cycle
What substances and organelle work together to absorb sunlight to perform photosynthesis in this example?
you breathe in oxygen for
photosynthesis
fermentation
mitosis
cellular respiration
What is a substrate?
Substrate
Co-enzyme
reactant
protein
The process of osmosis is best illustrated by the movement of:
water into root hair cells
oxygen into red blood cells
carbon dioxide through stomates
glucose through phloem
Which process requires cellular energy to move molecules across the cellular membrane from a region of low concentration to a region of higher concentration?
active transport
diffusion
osmosis
hydrolysis
A biologist diluted a blood sample with distilled water. While observing the sample under a microscope, she noticed the blood cells burst. This bursting is most likely caused by which process?
staining
ingestion
osmosis
active transport
Here is a picture of an animal cell. What organelle is the arrow pointing to?
Cell Wall
Mitochondrion
Nucleus
Cell Membrane
In the picture of the animal cell, what is the function of he organelle the arrow is pointing to? (select all that apply)
maintain homeostasis
allow materials in and out of the cell
only allows materials to enter the cell
only allows materials to exit the cell
What does semi-permeable mean?
Some molecules can move through the membrane
Nothing can move through the membrane
All molecules can pass through the membrane.
Movement of molecules through the cell membrane from high to low concentration
passive transport
active transport
Cellulose is a structural carbohydrate found in-
plants
fungi
insects
polyvinyl
The transport process in which a substance moves across a cell membrane, with the aid of membrane proteins, from a region of higher concentration to a region of lower concentration without the expenditure of cellular energy.
Facilitated transport
Active transport
Passive transport
Long term energy storage,
help form cell membranes, and provide parts of other biomolecules like hormones.
Functions of Sugars
Functions of Polysaccharides
Functions of Carbohydrates
Functions of Lipids
A hydrocarbon chain that is sometimes considered to be a monomer of lipids.
Fatty Acids
Nucleic Acids
Proteins
Lipids
What is this molecule called?
nucleotide
fatty acid
amino acid
monosaccharide
glycerol
Two amino acids will bond together as the result of _______.
Dehydration synthesis
Hydrolysis
pHolysis
Rehydration synthesis
What is a long chain of amino acids called?
Polysaccharide
Lipid
Carbohydrate
Polypeptide
Nucleic acid
Which of the following is not an enzyme?
Maltase
Maltose
Lactase
Sucrase
All proteins
have a unique structure that determines their unique function.
are exactly the same in function but different in structure.
are exactly the same in structure but different in function.
are enzymes.
The order of amino acids determines the ______ and ultimately the function of a protein.
shape
color
flavor
texture
Enzymes are ________ that act as ________.
proteins, catalysts
amino acids, proteins
proteins, amino acids
catalysts, carbohydrates
Identify the enzyme in the diagram.
A
B
C
D
Identify the active site in the diagram.
A
B
C
D
Identify the substrate in the diagram.
A
B
C
D
What does D represent in the diagram.
product
reactant
substrate
activation energy
What is an element found in amino acids and proteins but NOT typically found in carbohydrates or fats?
Amino Acids
Nitrogen
Peptide bond
Polypeptide
What do proteins form the main structural component of? Select all that apply
Skeletal muscle
Skin
Cartilage
Hair
Feathers
What type of covalent bond joins together amino acids?
polypeptide
peptide bond
enzyme
Identify the following biomolecule.
ATP
carbohydrate
nucleotide
protein
What is the function of nucleic acids?
Energy
Energy Storage
Building Cell Structures
Information Storage
What suffix tells identifies an enzyme?
ose
ese
ise
ase
