Type
Crossword
Description

This crossword contains the following questions and answers:

the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock. Fossils
make (something) suitable for a new use or purpose; modify. Adapt
a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding. Species
the process of developing or being developed. Development
the study of the physical features of the earth and its atmosphere, and of human activity as it affects and is affected by these, including the distribution of populations and resources, land use, and industries. Geography
having the same or a similar relation; corresponding, as in relative position or structure. HomologousStructure
in genealogy, any person to whom two or more persons claim descent; also, the most recent ancestral form or species from which two different species evolved. CommonAncestor
structures are similar or resembling in certain respects, in function or in appearance but not in evolutionary origin or developmental origin. AnalogousStructure
relying on or derived from observation or experiment. Empirical
an individual animal, plant, or single-celled life form. Organism
deoxyribonucleic acid, a self-replicating material present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information. DNA
a distinctive attribute or aspect of something. Features
any of the pieces of hard, whitish tissue making up the skeleton in humans and other vertebrates. Bones
a period of ten years. Decades
the arrangement of and relations between the parts or elements of something complex. Structure
an anatomical feature that no longer seems to have a purpose in the current form of an organism of the given species. VestigialStructure
the branch of biology and medicine concerned with the study of embryos and their development. Embryology
The investigation and comparison of the structures of different organisms. ComparativeAnatomy
an English naturalist and geologist, best known for his contributions to the science of evolution. CharlesDarwin
the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth. Evolution

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THE THEORY OF EVOLUTION AND NATURAL SELECTION Crossword

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Description

This crossword contains the following questions and answers:

change in the heritable traits of biological populations over successive generations Evolution
any characteristic of an individual that allows it to survive to produce more offspring Natural Selection
a trait with acurrent functional role in the life of an orangism that is maintained and evolved by natural selection Adaptation
the genetic contribution of an individual to the next generation's gene pool relative to the average for the population Fitness
any preserved evidence of life from a past geological age, such as the impressions and remains of organisms Fossil
structures derived from a common ancestor or same evolutionary or developmental origin Homologous Structure
similar form or function, but that were not present in the last common ancestor of those groups Analogous Structure
a structure in an organism that has lost all or most of its original function in the course of evolution Vestigal Structure
the process whereby organisms not closely related, independently evolve similar traits Convergent Evolution
the accumulation of differences between groups which can lead to the formation of new species Divergent Evolution
the diversification of a group of organisms into forms filling different ecological niches Adaptive Radiation
the intentional breeding of plants and animals Artifical Selection
the influence of closely associated species on each other in their evolution Coevolution

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evolution Crossword

Type
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Description

This crossword contains the following questions and answers:

is a trait with a current functional role in the life of an organism that is maintained and evolved by means of natural selection. adaptation
is the relative frequency of an allele (variant of a gene) at a particular locus in a population, expressed as a fraction or percentage allele frequency
evolutionary mechanism that helps members of the same species identify each other as proper mates. behavioral isolation
different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth evolution
the ability to survive to reproductive age, find a mate, and produce offspring. fitness
the set of all genes, or genetic information, in any population, usually of a particular species gene pool
The separation of two populations of the same species or breeding group by a physical barrier, such as a mountain or body of water. geographic isolation
characteristic of an individual that allows it to survive to produce more offspring natural selection
A group of organisms of one species that interbreed and live in the same place at the same time population
splitting of a single evolutionary lineage into two or more genetically independent lineages speciation
any difference between cells variation
genetic isolation achieved due to temporal differences in breeding. temporal isolation

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Evolution, Chapter 10 Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

the process of biological change by which descendants look different than their ancestors EVOLUTION
a group of organisms that can reproduce and have fertile offspring SPECIES
a naturalist who studied species on the Galapagos Island and thought all living things descended from a common ancestor DARWIN
A naturalist who thought that changes in physical characteristics were driven by changes in the environmnent over time LAMARCK
traces of organisms that existed in the past FOSSILS
a theory that states geologic processes that shape the Earth are uniform over time UNIFORMITARIANISM
the theory that natural disasters like floods have happened often during Earth's history CATASTROPHISM
the principle that changes in landforms happen slowly over a long period of time GRADUALISM
the differences in traits among individuals within a group VARIATION
a feature that allows an organism to better survive in its environment ADAPTATION
all the individuals of a species that live in a certain area POPULATION
a measure of the ability to survive and produce more offspring FITNESS
___________ selection is when nature is the selective agent of which organisms will survive and reproduce NATURAL
the ability for a trait to be passed from one generation to the next HERITABILITY
the principle taht having many offspring increases teh chance that some will survive OVERPRODUCTION
the study of the distribution of organisms around the world BIOGEOGRAPHY
_____________structures are features taht are similar in structure but appear in different organsims and have different functions HOMOLOGOUS
__________structures perform similar function but are NOT similar in origin ANALOGOUS
_________structures are remnants that hada function in an earlier ancestor but are underdeveloped or unused in a later organism VESTIGIAL
________ evidence relies on similarities in DNA sequences MOLECULAR
_________ evidence relies on similar features in embryos EMBRYOLOGICAL
the study of fossils or extinct organisms PALEONTOLOGY

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THE THEORY OF NATURAL SELECTION & EVOLUTION Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

change in the heritable traits of biological populations over successive generations evolution
structures derived from a common ancestor or same evolutionary or developmental origin homologous structure
any characteristic of an individual that allows it to survive to produce more offspring natural selection
the genetic contribution of an individual to the next generation's gene pool relative to the average for the population fitness
any preserved evidence of life from a past geological age, such as the impressions and remains of organisms fossil
the diversification of a group of organisms into forms filling different ecological adaptative radiation
the process whereby organisms not closely related, independently evolve similar traits convergent evolution
a trait with acurrent functional role in the life of an orangism that is maintained and evolved by natural selection adaptation
the accumulation of differences between groups which can lead to the formation of new species divergent evolution
the intentional breeding of plants and animals artifical selection
the influence of closely associated species on each other in their evolution coevolution
similar form or function, but that were not present in the last common ancestor of those groups analogous structure

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Evolution crossword puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

a change or the process of change by which an organism or species becomes better suited to its environment. adaptation
measure of the relative frequency of an allele on a genetic locus in a population allele frequency
members of the same species identify each other as proper mates behavioral isolation
the branch of biology that deals with the geographical distribution of plants and animals. biogeography
living organisms developed and diversified from earlier forms during the history of the earth evolution
an organism's ability to survive and reproduce in a particular environment. fitness
the stock of different genes in an interbreeding population. gene pool
animals, plants, or other organisms that are separated from exchanging genetic material with other organisms of the same species geographic isolation
organisms better adapted to their environment tend to survive and produce more offspring natural selection
a group of species in the same area population
something that stops species from reproducing reproductive iso
the formation of new and distinct species in the course of evolution speciation
is an evolutionary mechanism that keeps individuals of different species from interbreeding tempora isolation
the occurrence of an organism in more than one distinct color or form variation
a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding species

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Evolution Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The sequence of events involved in the evolutionary development of a species of a group of organisms Evolution
A process in which individuals that have certain traits tend to survive and reproduce at higher rates than other individuals because of those traits. Natural selection
Organisms with specific traits in order to produce offspring’s with identical traits. Artificial selection
A trait that helps an organism survive and reproduce Adaption
Ability of an organism to survive and reproduce in its environment fitness
a sudden departure from the parent type in one or more heritable characteristics, caused by a change in a gene or a chromosome. an individual, species, or the like, resulting from such a departure mutation
Form of relocation diffusion involving permanent move to a new location. migration
A change in the allele frequency of a population as a result of chance events rather than natural selection genetic drift
-Ability of an animal to look like another more harmful animal. Mimicry
A structural adaption that enables an organism to blend in with its environment Camouflage
Structures in different species that are similar because of common ancestry Homologous structures
Structures that do not have a common evolutionary origin but are similar in function Analogous structures
Remnant of a structure that may have had an important function in a species ancestors, but has no clear function in the modern species Vestigial Structures
This person was born in 1809 and died in 1832. He wrote “ On The origin of Species by Means of Natural Selection” Charles Darwin

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Environmental science crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The study of how organisms interact with each other Ecology
All living things and their physical environments within a particular area Ecosystem
Change over time Evolution
An organisms habitat resource use and fundamental role in a community Niche
The variety of organisms in an area Biodiversity
Able to meet current demand for a resource without depending the future supply Sustainable
Largest group of organisms In which 2 individuals can produce fertile offspring Species
The process by which new species are generated Speciation
The Disappearance of a species from Earth Extinction
The extinction of an organism or species in one area Extirpation
Anything an organism needs to survive Resources
Killing of an animal illegally Poaching
Any part of an ecosystem that is living or used to be living Biotic factor
Members of a species that live in the same area at the same time Population
Matter that makes up earth and it's atmosphere Geosphere

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Biology: Unit 1 Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The sexual or asexual process by which organisms generate new individuals of the same kind Reproduction
a natural science concerned with the study of life and living organisms, including their structure, function, growth, evolution, distribution, identification and taxonomy Biology
an individual animal, plant, or single-celled life form Organism
the development of an organism Growth
a specified state of growth or advancement Development
often defined as the largest group of organisms in which two individuals are capable of reproducing fertile offspring, typically using sexual reproduction Species
a detectable change in the internal or external environment Stimulus
taxonomic category of the highest rank, grouping together all forms of life having certain fundamental characteristics in common Kingdom
The outermost layer of cells in plants, bacteria, fungi, and many algae that gives shape to the cell and protects it from infection Cell Wall
a short, microscopic, hairlike vibrating structure Cilium
the system of nomenclature in which two terms are used to denote a species of living organism Binomial Nomenclature
a group of one or more populations of an organism or organisms seen by taxonomists to form a unit Taxon
a principal taxonomic category that ranks above species and below family, and is denoted by a capitalized Latin name Genus
one of the eight major taxonomic ranks; it is classified between order and genus Family
a taxonomic rank used in the classification of organisms and recognized by the nomenclature codes Order
a taxonomic group comprised of organisms that share a common attribute Class
a principal taxonomic category that ranks above class and below kingdom Phylum
a rank that if treated as a division of a genus or subgenus is deemed to be of subgeneric rank for the purposes of nomenclature Division
a slender threadlike structure, especially a microscopic whiplike appendage that enables many to swim Flagella
any behavior of a living organism that results from an external or internal stimulus Response
the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes Homeostasis
also called an adaptive trait, is a trait with a current functional role in the life of an organism that is maintained and evolved by means of natural selection Adaptation
the smallest structural and functional unit of an organism, typically microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane Cell
All known living things are made up of one or more cells. All living cells arise from pre-existing cells by division. The cell is the fundamental unit of structure and function in all living organisms Cell Theory
a microscopic membrane of lipids and proteins that forms the external boundary of the cytoplasm of a cell or encloses a vacuole, and that regulates the passage of molecules in and out of the cytoplasm Plasma Membrane
any of a number of organized or specialized structures within a living cell Organelle
An organism whose cells contain a nucleus surrounded by a membrane and whose DNA is bound together by proteins into chromosomes Eukaryotic Cell
lack a distinct cell nucleus and their DNA is not organized into chromosomes Prokaryotic Cell
a tool that allows the user to determine the identity of items in the natural world Dichotomous Key
The highest taxonomic rank of organisms in which there are three groupings Domain
the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock Fossil
the science of determining the relative order of past events, without necessarily determining their absolute age Relative Dating

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Natural Selection Crossword

Type
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Description

This crossword contains the following questions and answers:

the period between the birth of one generation and the birth of the next generation generation time
the formation of new species as a result of evolution speciation
the process by which individuals that are better adapted to their environment survive and reproduce more successfully than less well adapted individuals do natural selection
a characteristic that improves an individuals ability to survive and reproduce in a particular environment adaptation
a group of organisms that are closely related and can mate to produce fertile offsring Species
the process in which inherited characteristics within a population change over generations such that new species sometimes arise Evolution
the trace or remains of an organism that lived long ago, most commonly preserved in sedimentary rock fossil
a historical sequence of life indicated by fossils found in layers of the earths crust fossil record
a genetically determined characteristic trait
the human practice of breeding animals or plants that have certain desired traits selective breeding
any method of determining whether an event or object is older or younger than other events or object relative dating
any method of measuring the age of an object or event in years absolute dating
the theory that explains how large pieces of the Earths outermost layer, called tectonic plates, move and chage shape plates tectonics

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Changes Over Time Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A group of similar organisms that can mate with each other to produce a fertile offspring. Species
The preserved remains or traces of an organism that lived in the past. Fossil
A trait that helps an organism survive. Adaptation
The gradual change in a species over time. Evolution
A well-tested concept that explains a wide range of observations. Scientific Theory
The process of which individuals that are better adapted to their enviorment and are more likely to survive and reproduce than other members of the same species. Natural Selection
Any difference between individuals of the same species. Variation
Similar structures that related species have inherited from a common ancestor. Homologous Structures
A diagram that shows how scientists think different groups of organisms are related. Branching Tree
Gradually, the minerals replace the remains, changing them into rock Petrified Fossils
A hollow space in sediment in the shape of an organism or part of an organism. Mold
A copy of the shape of an organism that made the mold. Cast
To determine which of the two fossils are older Relative Dating
Allows scientists to determine the actual age of fossils Radioactive Dating
Unstabe elements that decay or break down into different elements. Radioactive Elements
Of a radioactive element it is the time it takes for half of the atoms in a sample to decay Half Life
The fossils that scientists have collected. Fossil Record
When no members of a certain species is alive. Extinct
Purposes that evolution occurs slowly but steadily. Gradualism
A theory that accounts for the gaps in a fossil record. Punctuated Equilibria

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