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WorksheetsBiology exam review #1
Total questions: 63
Worksheet time: 34mins
Define Biochemistry?
study of the chemistry of living organisms
study of the chemistry of biomolecules
study of the chemistry of organic compounds
What are complex compounds produced by living organisms called?
Biomolecules
organic compounds
What element do all organic compounds contain?
Carbon
Oxygen
Carbon dioxide
Hydrogen
select the major organic compounds.
Carbohydrates
Lipids
Proteins
Nucleic acid
What is monomer?
A single building block
Many blocks put together
Define polymer?
Many building blocks (many monomers together)
A single building block (one single unit)
Click the diagram that correctly describes monomers and polymers:
Polymer + polymer = monomer
Monomer + monomer = polymer
What is the elements for carbohydrates?
C (Carbon), H (Hydrogen), O (Oxygen)
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen)
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen), P (phosphorus)
What is the element for lipids
C (Carbon), H (Hydrogen), O (Oxygen),
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen), P (phosphorus)
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen)
What are the elements for proteins?
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen), P (phosphorus)
C (Carbon), H (Hydrogen), O (Oxygen),
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen),
What is the element for nucleic acids?
C (Carbon), H (Hydrogen), O (Oxygen),
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen)
C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen), P (phosphorus)
What is the functions for carbohydrates?
Energy
Long term energy storage
Build tissue Enzymes
Store/transmit genetic info
What is the functions for lipids?
Store/transmit genetic info
Energy
Build tissue Enzymes
Long term energy storage
What is the function for proteins?
Energy
Build tissue Enzymes
Long term energy storage
Store/transmit genetic info
What is the function of nucleic acids?
Store/transmit genetic info
Energy
Build tissue Enzymes
Long term energy storage
What is the monomer (building block) for carbohydrates?
Fatty Acid
Amino Acid
Monosaccharide
Nucleotide
What is the monomer (building block) for lipids?
Fatty Acid
Monosaccharide
Nucleotide
Amino Acid
What is the monomer (building blocks) for proteins?
Amino Acid
Monosaccharide
Nucleotide
Fatty Acid
What is the monomer (building blocks) for nucleic acids?
Amino Acid
Monosaccharide
Fatty Acid
Nucleotide
What are the polymers (multiple building blocks) for carbohydrates?
Nucleic Acid
Lipid
Polysaccharide
Protein
What are the polymers (multiple building blocks) for lipids?
Nucleic Acid
Protein
Polysaccharide
Lipid
What are the polymers (multiple building blocks) for proteins?
Nucleic Acid
Polysaccharide
Lipid
Protein
What are the polymers (multiple building blocks) for nucleic acids?
Protein
Nucleic Acid
Polysaccharide
Lipid
Some examples of carbohydrates is.....
Sugars
Eggs
Starch
Milk
Some examples of lipids is.....
Eggs
Milk
Meat
Nuts
Some examples of proteins is.....
Nuts
Tissue
Eggs
Meat
Some examples of nucleic acids is.........
DNA
Tissues
RNA
Brain
In the diagram below, what large, complex molecule is being built?
Carbohydrate
Oxygen
Hydrogen
Carbon Dioxide
In the diagram above, what molecule is given off when the glucose molecules join together?
H2O (water
O (oxygen)
CO (carbon and oxygen)
Define dehydration synthesis.......
a molecule of water being given off during polymerization
a molecule of water being given off during monomerization
Which monomer diagram is this?
Nucleic acid (nucleotide)
Glucose
Amino acid
Fatty acid
What monomer diagram is this?
Glucose
Amino acid
Fatty acid
Amino acid
What monomer diagram is this?
Amino acid
Fatty Acid
Nucleotide
Glucose
What monomer diagram is this....
Nucleotide
Glucose
Amino Acid
Fatty Acid
An enzyme is an example of what kind of organic compound?
Proteins
Lipids (fat)
Carbohydrates
What is a catalyst...
it's a compound that can be found in living thins
it's a enzyme
What is an enzyme?
a catalyst the is found in living things
It's protien
click on the characteristics of enzymes
Proteins
Change only the speed of the reaction
They are specific
They are never used up (used over and over)
How do enzymes affect the reaction rate in living cells?
speed up the rate of a reaction
slows up the rate of a reaction
What is the pink shaded area?
Disaccharide/Reactant
Enzyme
What is the hexagon representing?
Disaccharide/Reactant
Enzyme
What are the 2 hexagons connecting to the enzyme mean?
It's an active site
It's the product to something
What is the separated hexagons?
Monosaccharide/Product
Disaccharide/Reactant
In which organelle is DNA found in a cell?
Nucleus
Mitochondria
photosynthesis
What function takes place in the chloroplasts of plant cells?
Photosynthesis
Nucleus
Chloroplast
What is prokaryotes?
Has a nucleus
Doesn't have a nucleus
What are eukaryotes?
Has a nucleus
Doesn't have a nucleus
In which organelle are proteins are assembled?
Ribsomes
Chloroplast
What is the only thing that viruses and living cells share with in common?
DNA
RNA
What is cell differentiation?
Different cells in your body do different jobs based on the structure and function
Different cells in your body do different jobs based on how they look and function
Different cells in your body do the same jobs based on the structure and function
Select the ones that are cell differentiation.....
Muscle
Heart
Blood
Epithelial
What is red blood cell?
transport oxygen throughout the body
transports signals/messages throughout the body
provides movement for the body
cell-skin/provides protection
What is a nerve cell?
Provides movement for the body
cell-skin/provides protection
transports signals/messages throughout the body
transport oxygen throughout the body
What is a epithelial cell?
transport oxygen throughout the body
transports signals/messages throughout the body
skin/provides protection
provides movement for the body
What is the muscle cell?
transport oxygen throughout the body
transports signals/messages throughout the body
Skin/Provides protection
Provides movement for the body
(a) is the original source of all energy on the earth.
What is the reactants for photosynthesis?
6CO2 + 6H20 + light
C6H12O6 + 6O2
What are the products for photosynthesis?
glucose + oxygen
6CO2 + 6H2O + energy
What is the reactants for cellular respiration?
6CO2 + 6H20 + light
C6 H12 O6 + 6O2
What's a autotroph?
Organism that relies on other organisms for food
Organism that makes its own food
What's a heterotroph?
Organism that makes its own food
Organism that relies on other organisms for food
Energy is temporarily stored in ATP molecules during.......
cellular respiration
photosynthesis
Transportation of proteins
In an ATP molecule, where specifically is the energy stored?
cellular respiration
bonds
The stuff that is given off by plants
