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WorksheetsChapter 6 Biology
Total questions: 163
Worksheet time: 2hrs 50mins
What is an atom?
the building blocks of matter
the center of the atom where neutrons and protons are located
positively charged particles
particles that have no charge
What is nucleus?
the building blocks of matter
the center of the atom where neutrons and protons are located
positively charged particles
particles that have no charge
What is proton?
the building blocks of matter
the center of the atom where neutrons and protons are located
positively charged particles
particles that have no charge
What is nuetron?
the building blocks of matter
the center of the atom where neutrons and protons are located
positively charged particles
particles that have no charge
What are electrons?
negatively charged particles that are located outside of the nucleus
a pure substance that cannot be broken down into other substances by physical or chemical means.
atoms of the same element that have different numbers of neutrons
amount of time it takes for half of carbon-14 to decay, so they can calculate the age of an object by finding how much carbon-14 remains in the sample
What is an element?
negatively charged particles that are located outside of the nucleus
a pure substance that cannot be broken down into other substances by physical or chemical means.
atoms of the same element that have different numbers of neutrons
amount of time it takes for half of carbon-14 to decay, so they can calculate the age of an object by finding how much carbon-14 remains in the sample
What is are isotopes?
negatively charged particles that are located outside of the nucleus
a pure substance that cannot be broken down into other substances by physical or chemical means.
atoms of the same element that have different numbers of neutrons
amount of time it takes for half of carbon-14 to decay, so they can calculate the age of an object by finding how much carbon-14 remains in the sample
What is a half-life?
negatively charged particles that are located outside of the nucleus
a pure substance that cannot be broken down into other substances by physical or chemical means.
atoms of the same element that have different numbers of neutrons
amount of time it takes for half of carbon-14 to decay, so they can calculate the age of an object by finding how much carbon-14 remains in the sample
What are radioactive isotopes?
isotopes that give off radiation
a substance formed when two or more different elements combine.
where electrons travel around the nucleus of an atom
What is compound?
isotopes that give off radiation
a substance formed when two or more different elements combine.
where electrons travel around the nucleus of an atom
What are energy levels?
isotopes that give off radiation
a substance formed when two or more different elements combine.
where electrons travel around the nucleus of an atom
bonds created by sharing electrons with other atoms.
What are covalent bonds?
isotopes that give off radiation
a substance formed when two or more different elements combine.
where electrons travel around the nucleus of an atom
bonds created by sharing electrons with other atoms.
What is a molecule?
compound in which atoms are held together by covalent bonds
atom that has lost or gained one or more electrons and carries an electric charge
an electrical attraction between two oppositely charged atoms or groups of atoms
attractions between molecules.
What is an ion?
compound in which atoms are held together by covalent bonds
atom that has lost or gained one or more electrons and carries an electric charge
an electrical attraction between two oppositely charged atoms or groups of atoms
attractions between molecules.
What is an ionicionic bond?
compound in which atoms are held together by covalent bonds
atom that has lost or gained one or more electrons and carries an electric charge
an electrical attraction between two oppositely charged atoms or groups of atoms
attractions between molecules.
bonds.
What is an Van der Waals Forces?
compound in which atoms are held together by covalent bonds
atom that has lost or gained one or more electrons and carries an electric charge
an electrical attraction between two oppositely charged atoms or groups of atoms
attractions between molecules.
bonds.
True or False:
atoms consist of protons, neutrons, and electrons*elements are pure substances made up of only one kind of atom.*isotopes are forms of the same element that have a different number of neutrons.*compounds are substances with unique properties that are formed when elements combine.*elements can form covalent and ionic bonds.
True
False
What is a chemical reaction?
process by which atoms or groups of atoms in substances are re-organized into different substances
the starting substances on the left side of the arrow
substances formed during the reaction on the right side of the arrow
matter cannot be created or destroyed
What is a reactant?
process by which atoms or groups of atoms in substances are re-organized into different substances
the starting substances on the left side of the arrow
substances formed during the reaction on the right side of the arrow
matter cannot be created or destroyed
What is a products?
process by which atoms or groups of atoms in substances are re-organized into different substances
the starting substances on the left side of the arrow
substances formed during the reaction on the right side of the arrow
matter cannot be created or destroyed
What is a conservation of mass?
process by which atoms or groups of atoms in substances are re-organized into different substances
the starting substances on the left side of the arrow
substances formed during the reaction on the right side of the arrow
matter cannot be created or destroyed
What is activation energy?
minimum amount of energy needed for reactants to form products in a chemical reaction
released energy in the form of heat
absorbed heat energy
a substance that lowers the activation energy needed to start a chemical reaction.
biological catalysts that speed up the rate of chemical reactions in biological processes.
What is exothermic energy?
minimum amount of energy needed for reactants to form products in a chemical reaction
released energy in the form of heat
absorbed heat energy
a substance that lowers the activation energy needed to start a chemical reaction.
biological catalysts that speed up the rate of chemical reactions in biological processes.
What is endothermic energy?
minimum amount of energy needed for reactants to form products in a chemical reaction
released energy in the form of heat
absorbed heat energy
a substance that lowers the activation energy needed to start a chemical reaction.
biological catalysts that speed up the rate of chemical reactions in biological processes.
What is a catalyst?
minimum amount of energy needed for reactants to form products in a chemical reaction
released energy in the form of heat
absorbed heat energy
a substance that lowers the activation energy needed to start a chemical reaction.
biological catalysts that speed up the rate of chemical reactions in biological processes.
What is a enzymes?
minimum amount of energy needed for reactants to form products in a chemical reaction
released energy in the form of heat
absorbed heat energy
a substance that lowers the activation energy needed to start a chemical reaction.
biological catalysts that speed up the rate of chemical reactions in biological processes.
What are substrates?
the reactants that bind to the enzyme
the specific location where a substrate bind on an enzyme
do not have an electric charge
horizontal rows on the periodic table
vertical columns on the periodic table
What are active site?
the reactants that bind to the enzyme
the specific location where a substrate bind on an enzyme
do not have an electric charge
horizontal rows on the periodic table
vertical columns on the periodic table
What is neutral?
the reactants that bind to the enzyme
the specific location where a substrate bind on an enzyme
do not have an electric charge
horizontal rows on the periodic table
vertical columns on the periodic table
What iare periods?
the reactants that bind to the enzyme
the specific location where a substrate bind on an enzyme
do not have an electric charge
horizontal rows on the periodic table
vertical columns on the periodic table
What are groups?
the reactants that bind to the enzyme
the specific location where a substrate bind on an enzyme
do not have an electric charge
horizontal rows on the periodic table
vertical columns on the periodic table
What is periodic table?
organized data table of elements
in a chemical equation, the number written in front of a reactant or a product
study of matter-composition and properties
anything that has mass and takes up space
What is coefficient?
organized data table of elements
in a chemical equation, the number written in front of a reactant or a product
study of matter-composition and properties
anything that has mass and takes up space
What is chemistry?
organized data table of elements
in a chemical equation, the number written in front of a reactant or a product
study of matter-composition and properties
anything that has mass and takes up space
What is matter?
organized data table of elements
in a chemical equation, the number written in front of a reactant or a product
study of matter-composition and properties
anything that has mass and takes up space
True or False:
Balanced chemical equations must show an equal number of atoms for each element on both sidesactivation energy is the energy required to begin a reaction*catalysts are substances that alter chemical reactions*enzymes are biological catalysts
True
False
What is a polar molecule?
oppositely charged regions
weak interaction involving a hydrogen atom and a fluorine, oxygen, or nitrogen atom
a combination of two or more substances in which each substance retains its individual characteristics and properties
another name for a homogenous mixture
mixture that has a uniform composition throughout
What is a hydrogen bond?
oppositely charged regions
weak interaction involving a hydrogen atom and a fluorine, oxygen, or nitrogen atom
a combination of two or more substances in which each substance retains its individual characteristics and properties
another name for a homogenous mixture
mixture that has a uniform composition throughout
What is a mixture?
oppositely charged regions
weak interaction involving a hydrogen atom and a fluorine, oxygen, or nitrogen atom
a combination of two or more substances in which each substance retains its individual characteristics and properties
another name for a homogenous mixture
mixture that has a uniform composition throughout
What is a solution?
oppositely charged regions
weak interaction involving a hydrogen atom and a fluorine, oxygen, or nitrogen atom
a combination of two or more substances in which each substance retains its individual characteristics and properties
another name for a homogenous mixture
mixture that has a uniform composition throughout
What is homogenous mixture ?
oppositely charged regions
weak interaction involving a hydrogen atom and a fluorine, oxygen, or nitrogen atom
a combination of two or more substances in which each substance retains its individual characteristics and properties
another name for a homogenous mixture
mixture that has a uniform composition throughout
What is a solvent?
a substance in which another substance is dissolved
substance that is dissolved in the solvent
substances that release hydrogen ions when dissolved in water
substances that release hydroxide jones when dissolved in water
What is a solute?
a substance in which another substance is dissolved
substance that is dissolved in the solvent
substances that release hydrogen ions when dissolved in water
substances that release hydroxide jones when dissolved in water
What is a acids?
a substance in which another substance is dissolved
substance that is dissolved in the solvent
substances that release hydrogen ions when dissolved in water
substances that release hydroxide jones when dissolved in water
What is a bases?
a substance in which another substance is dissolved
substance that is dissolved in the solvent
substances that release hydrogen ions when dissolved in water
substances that release hydroxide jones when dissolved in water
True or False:
water is a polar molecule solutions are homogenous mixtures formed when a solute is dissolved in a solvent acids are substances that release hydrogen ions into solutions. bases are substances that release hydroxide ions into solutions. *pH is a measure of the concentration of hydrogen ions in a solution.
*main ideas
macromolecule
True
False
What is a macromolecule?
large molecules that are formed by joining smaller organic molecules together
molecules made from repeating units of identical or nearly identical compounds called monomers that are linked together by a series of covalent bonds
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
What is a polymers?
large molecules that are formed by joining smaller organic molecules together
molecules made from repeating units of identical or nearly identical compounds called monomers that are linked together by a series of covalent bonds
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
What is a carbohydrates?
large molecules that are formed by joining smaller organic molecules together
molecules made from repeating units of identical or nearly identical compounds called monomers that are linked together by a series of covalent bonds
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
What is a lipids?
large molecules that are formed by joining smaller organic molecules together
molecules made from repeating units of identical or nearly identical compounds called monomers that are linked together by a series of covalent bonds
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
What is an amino acid?
large molecules that are formed by joining smaller organic molecules together
molecules made from repeating units of identical or nearly identical compounds called monomers that are linked together by a series of covalent bonds
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
What is an amino acid?
large molecules that are formed by joining smaller organic molecules together
molecules made from repeating units of identical or nearly identical compounds called monomers that are linked together by a series of covalent bonds
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
What is nucleic acids?
complex macromolecules that store and transmit genetic information.
nucleic acids are made of smaller repeating subunits composed of carbon, nitrogen, oxygen, phosphorus, and hydrogen atoms
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
What is a nucleotide?
complex macromolecules that store and transmit genetic information.
nucleic acids are made of smaller repeating subunits composed of carbon, nitrogen, oxygen, phosphorus, and hydrogen atoms
compounds composted of carbon, hydrogen and oxygen in a ratio and two hydrogen atoms for each carbon atom (major source of energy)
molecules made mostly of carbon and hydrogen that make up the fats, oils, and waxes.
small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sometimes sulfur.
True or False:
carbon compounds are the basic building blocks of living organismsbiological macromolecules are formed by joining small carbon compounds into polymers*there are four types of biological macromolecules*peptide bonds join amino acids in protein*chains of nucleotides from nucleic acids
True
False
Atom → molecule → organelle → cell→ tissue → organ
→ system → organism
→ population → community
→ ecosystem → biosphere.
Taxonomic System
Classification system
Levels of Organization
Periodic Table
The smallest unit that makes up the known elements.
Molecule
Organelle
Cell
Atom
The smallest unit
of a compound consisting of two or more atoms
bonded together.
Organelle
Cell
Molecule
Atom
Structures in a cell that have specialized jobs.
Similar concept to organs for the human body.
Tissue
Molecule
Atom
Organelles
Structures in a cell that have specialized jobs.
Similar concept to organs for the human body.
Tissue
Molecule
Atom
Organelles
The basic building block of living things, made up of organelles.
Tissue
Organelle
Cell
Atom
Where do the electrons hangout?
Electron Cloud
Nucleus
Atom Cloud
What are atoms?
are the building blocks of matter
Neutron and protons are located in the center of the atom
Positively charged particles (p+)
are particles that have no charge
are negatively charged charged particles, that are located outside the nucleus
What is a nucleus?
are the building blocks of matter
Neutron and protons are located in the center of the atom
Positively charged particles (p+)
are particles that have no charge
are negatively charged charged particles, that are located outside the nucleus
What is are protons?
are the building blocks of matter
Neutron and protons are located in the center of the atom
Positively charged particles (p+)
are particles that have no charge
are negatively charged charged particles, that are located outside the nucleus
What is are neutrons?
are the building blocks of matter
Neutron and protons are located in the center of the atom
Positively charged particles (p+)
are particles that have no charge
are negatively charged charged particles, that are located outside the nucleus
What is are electrons?
are the building blocks of matter
Neutron and protons are located in the center of the atom
Positively charged particles (p+)
are particles that have no charge
are negatively charged charged particles, that are located outside the nucleus
What is an element?
is a pure substance that cannot be broken down into other substances by physical or chemical means
Atoms of the same element that have different numbers of neutrons
Isotopes that gave off radiation
Is a pure substance formed when two or more different elements combine
The chemical bond that forms when electrons are shared
What is an isotopes?
is a pure substance that cannot be broken down into other substances by physical or chemical means
Atoms of the same element that have different numbers of neutrons
Isotopes that gave off radiation
Is a pure substance formed when two or more different elements combine
The chemical bond that forms when electrons are shared
What is a radioactive isotopes?
is a pure substance that cannot be broken down into other substances by physical or chemical means
Atoms of the same element that have different numbers of neutrons
Isotopes that gave off radiation
Is a pure substance formed when two or more different elements combine
The chemical bond that forms when electrons are shared
What is a compound?
is a pure substance that cannot be broken down into other substances by physical or chemical means
Atoms of the same element that have different numbers of neutrons
Isotopes that gave off radiation
Is a pure substance formed when two or more different elements combine
The chemical bond that forms when electrons are shared
What is a covalent bond?
is a pure substance that cannot be broken down into other substances by physical or chemical means
Atoms of the same element that have different numbers of neutrons
Isotopes that gave off radiation
Is a pure substance formed when two or more different elements combine
The chemical bond that forms when electrons are shared
What is a molecule?
is a compound in which the atoms are held together by covalent bonds
an atom that has lost or gained one or more electron sand carries a electric charge
is an electrical attraction between two oppositely charged atoms or groups of atoms called ions
when molecules come close together, the attractive forces between these positive and negative regions pull on the molecules and hold them together
What is an ion?
is a compound in which the atoms are held together by covalent bonds
an atom that has lost or gained one or more electron sand carries a electric charge
is an electrical attraction between two oppositely charged atoms or groups of atoms called ions
when molecules come close together, the attractive forces between these positive and negative regions pull on the molecules and hold them together
What is an ionic bond?
is a compound in which the atoms are held together by covalent bonds
an atom that has lost or gained one or more electron sand carries a electric charge
is an electrical attraction between two oppositely charged atoms or groups of atoms called ions
when molecules come close together, the attractive forces between these positive and negative regions pull on the molecules and hold them together
What is a van der Waals forces?
is a compound in which the atoms are held together by covalent bonds
an atom that has lost or gained one or more electron sand carries a electric charge
is an electrical attraction between two oppositely charged atoms or groups of atoms called ions
when molecules come close together, the attractive forces between these positive and negative regions pull on the molecules and hold them together
What is the missing name of the atom?
Electrons
Nucleus
Energy Levels
What is the missing name of the atom?
Electrons
Nucleus
Energy Levels
What is the missing name of the atom?
Electrons
Nucleus
Energy Levels
Name the missing part of the atom.
Proton
Neutron
Electron
Nucleus
Energy Level
Name the missing part of the atom.
Proton
Neutron
Electron
Nucleus
Energy Level
Name the missing part of the atom.
Proton
Neutron
Electron
Nucleus
Energy Level
Name the missing part of the atom.
Proton
Neutron
Electron
Nucleus
Energy Level
On the periodic table, each element has a unique name and what?
symbol
group
isotopes
water
half life
The periodic table is organized into horizontal rows, called periods, and vertical columns, are called what?
symbol
group
isotopes
water
half life
What is is composed of hydrogen and oxygen?
symbol
group
isotopes
water
half life
Name the missing part of the atom.
Proton
Neutron
Electron
Nucleus
Energy Level
Atoms of the same element that have different numbers of neutrons are called what?
symbol
group
isotopes
water
half life
The _____________ of an element is the amount of time it takes for half of a radioactive isotope to decay is called what?
symbol
group
isotopes
water
half life
A _______________ is a substance formed when two or more different elements combine is called what?
combination
compound
covalent bond
ionic bond
half life
The two main types of chemical bonds are _____________
and ____________ ?
combination
compound
covalent bond
ionic bond
half life
A series of linked chemical reactions.
Energy
Metabolic Pathway
Law of Entropy
Activation Energy
A protein that speeds up or reduces the activation energy for a chemical reaction.
Radiant Energy
Exergonic
Kinetic
Enzyme
Energy stored in the bonds of molecules.
Activation Energy
Thermal Energy
Chemical Energy
Radiant Energy
Another name for solar energy.
Potential Energy
Radiant Energy
Chemical Energy
Activation Energy
The energy that must be added to cause molecules to react with one another.
Kinetic Energy
Chemical Energy
Activation Energy
Radiant Energy
The ability to do work.
Metabolism
Energy
Enzyme
Denature
Stored energy.
Kinetic Energy
Potential Energy
Thermal Energy
Activation Energy
A chemical reaction that releases energy.
Exergonic
Endergonic
Enzyme
Entropy
Heat Energy
Radiant Energy
Thermal Energy
Potential Energy
Activation Energy
When energy is converted from one form to another some of it is lost.
Law of Conservation of Energy
Law of Entropy
Activation Energy
Metabolic Pathway
To change the shape of a protein using heat, acid or any other means.
Enzyme
Catalyst
Denature
Exergonic
Energy of motion.
Kinetic Energy
Potential Energy
Activation Energy
Chemical Energy
True or False?
When Koolaid mix is light colored and tastes watery it is a _______ solution.
concentrated
dilute
When a Koolaid mix in water is dark in color and very sweet it is a __________ solution.
Concentrated
Dilute
Which macromolecule is used as a primary energy source? (This is why our victim who ate Olive Garden would be prepared for the gym!)
carbohydrates
lipids
proteins
nucleic acids
Which is FALSE?
simple sugars are monosaccharides.
DNA is made up of nucleotides.
Proteins are made of amino acids.
Monomers are made of polymers.
Some proteins are catalysts in chemical reactions, meaning they speed them up. What are these proteins called?
monomers
enzymes
quickens
neutrons
Which is NOT a function of proteins?
They provide a hydrophobic membrane
They act as antibodies in the immune system
They make-up structures such as muscles
They regulate cell processes by helping to speed up chemical reactions (enzymes)
A protein denatures when
temperature rises above functional level
its 3D structure is compromised, but its primary structure remains
it increases in function
A and B
The quaternary structure of a protein is
the simplest structure
the most complex level
is less complex than tertiary structure
is less complex than primary structure
Which of the following macromolecules is hydrophobic (repels water), and so makes them perfect for forming membranes.
lipids
carbs
proteins
nucleic acids
The R group in a molecule determines
the function of the molecule
the speed of the molecule
whether the molecule is organic or not
Which carbohydrate is matched correctly?
glucose; monosaccharide
cellulose; monosaccharide
chitin; monosaccharide
fructose; protein
This macromolecule provides the genetic code to pass on to offspring and the template to make proteins.
carbs
lipids
proteins
nucleic acids
Many amino acids bonded together makes up a
polysaccharide
disaccharide
polypeptide
monomer
Amino acids are the monomer of nucleic acids.
True
False
Fatty acids are the monomer of carbohydrates.
True
False
Monosaccharides are the monomers of carbohydrates.
True
False
A polysaccharide is made up of
one monosaccharide
two monosaccharides
more than two monosaccharides
This image depicts a
monosaccharide
disaccharide
polysaccharide
Polysaccharides, like cellulose, are considered _______ sugars and raise blood glucose levels at a ______ rate.
complex; fast
complex; slow
simple; fast
simple; slow
Which protein structure is matched correctly?
primary structure : folded amino acid chains due to hydrogen bonds
secondary structure : interactions between more than one amino acid chain in a protein
tertiary structure : 3D structure due to interactions of R groups on amino acids
quaternary structure : chain of amino acids
Carbon is perfect for forming large macromolecules because
Carbon can bond with up to 4 other atoms.
Carbon can bond with other carbon atoms, forming rings and branched chains.
Carbon cannot form covalent bonds.
A and B
Which element below is found in all biomacromolecules?
carbon
nitrogen
phosphorous
sulfur
