Biology Crossword Puzzles

Biology Crosswords

To view or print a Biology crossword puzzle click on its title.

Title	Instructions / Description	Sample Puzzle Hints	Difficulty
Ecology		An organism, such as a green plant, that produces its own food through photosynthesis;first trophic level in the food chain. a class of relationships between two organisms where one organism benefits from the other without affecting it.. A plant-eating organism. An organism that can make its own food. refers to the way in which an organism fits into an ecological community or ecosystem.	Older Children
Ecology		what is a stable mature community that has reached equillibrium. what is an organism that uses organic waste . what is the factor that tends to limit population size. what is the factor that does not depend on the number of individuals in the population. what is the connection from a producer, to a primary consumer, to a secondary consumer, to a tertiary consumer called.	Hard
Ecosystem		One organism benefits and the other is harmed. Path that energy takes. All living and nonliving things in an environment. No longer exists on Earth. Organisms that are eaten by other animals.	Older Children
Energy & Life		The region outside of the thylakoid membranes.. It is the membrane that contains a protien.. Light absorbing molecules.. It is a principal chemical compound that stores energy.. Requires light, and make oxygen gas and convert ATP and NADP+ intpo energy carriers A+B and NAPH..	Hard
Fauna and Flora		people, their tradition, values and way of life . A set of relationship between plant and animal within an area. protect plant for scientific, education or decorative. Animals and their natural habitat. killing animal for sport .	Hard
Flora and Fauna		Tree that can live upto 200 years. Insectivorous plant. Ship of Desert. The snake which rolls over and plays dead to escape from predators. Sap of this tree is used for making tyres and erasers.	Hard
Foundation in Biology		the scientific study of life. organism that makes its own food using energy and simple raw materials from the environment. In multi-celled organisms, specialized cells organized in a pattern that allows them to perform a collective function. testable explanation of a natural phenomenon . statement based on a hypothesis.	Big
Genetic Engineering		prokaryotic organisms which contain plasmids. technology used to determine paternity by creating a unique banding pattern. Every individual has their own unique pattern. the investigation of crimes. a genetically identical copy of an organism. polymerase chain reaction (abbrev.) used to amplify DNA.	Hard
Genetics		Chromosomes that determine gender of individuals. The scientific study of heredity. Different forms of a gene. Allele whose trait is hidden by dominant allele. Offspring of the P1 parents, have only one of the two parental traits.	Hard
Genetics		the scientific study of heredity. form of a gene. specific characteristic. having different letters or alleles. diagram that shows possible gene combinations.	Older Children
Genetics		What is the branch of Biology that deals with the heredity of an organism?. Who discovers alkaptonuria?. What do you call the physical characteristic of a living organism?. What do you call the organism that have 2 different alleles for a trait?. What do you call the diagram used to determine genetic process?.	Hard
Genetics		Segment containing info for coding. 2 of every kind of chromosome. Science of how traits are Inherited. a fibrous substance. Only in rna, a base pair.	Hard
Genetics		the result of a gene you inherited from your parents. a tool used to predict the genotype probabilities. the passing of traits from parent to offspring. the physical outcome of a trait. the genetic make up of a trait.	Big
Genetics		codes for proteins . A pair of chromosomes that have the exact same gene. 4 squares that show the outcome of a trait . these include adenine thymine guanine and cytosine. a pair of genes where one is recessive and one is dominant .	Hard
Genetics of Living Systems		when a section of one chromosome breaks off and joins another. programmed cell death. mutation leading to the incorporation of an incorrect amino acid . a group of genes which all contain a homeobox. the preferred respiratory substrate for E.coli.	Hard
Heredity		a trait that shows up most often in reproduction. the different forms (dominant or recessive) of genes. the different features in a population (i.e. red hair, blond hair). chart used to determine the probability and results of a hybrid cross. the passing of genetic traits from parent to offspring.	Hard
Heredity		patterns of inhereitance and variations in organisms(study of heredity). a chart constructed to show an inheritance pattern of a family through generations. inherited traits from parent to offspring. physical characteristic . genetic makeup.	Big
Heredity		The study of heredity . A characteristic . An organism with two unlike alleles for a trait . A chart used to show the possible combos of alleles that shows the result of genetic cross. The passing of physical trait to the offspring.	Hard
Heredity and Evolution		Branch of biology deals with heredity and variations. Speciation due to reproductive isolation. Law of independent assortment is based on. Father of genetics. New species arise from the pre-existing species.	Hard
Human Biology	Intro to Anatomy	Large structures that can be seen with naked eye. Gross structures. A group of similiar cells that have a common function. System that circulates blood, with nutrients, oxygen and wastes. makes up ;arge percentage of the body, provides watery environment for chemical reactions. The breaking down of ingested food materials so it can be used by the cells.	Very Difficult
Inside a Cell		stores water,food,and waste. no ribosomes,where lipids are made. make proteins. has ribosomes,where proteins are made. stores DNA,controls the activities of the cell.	Older Children
Internal Anatomy of the Earthworm		term meaning job, task, or purpose. where digestion and absorption of food takes place. refers to the inside. part of digestive system, secretes enzymes. located between the body wall and the digestive tract.	Very Difficult
Invertebrate	Complete the croosword by using the clues to fill in the blanks!	String of rectangular body sections in a tapeworm. More complex than freshwater hydrozoans. Clusters of amoebocytes encased in protective coats. Tiny openings or pores through water enters. Animals that neither posses or develop a vertabrel column.	Hard
Kindom Protista	Match the group of protists with their correct description	protists that contain chlorophyll a and b. a mixotrophic protist with both animal and plant characteristics; unicellular. protist that uses the Anopheles mosquito as a vector to transmit Malaria to humans. protists that are multicellular seaweeds; used to make agar, chocolate and cosmetics. foraminiferans and radiolarians have a skeleton made of this material which can cover up to 4000m of the sea floor.	Hard
Kingdom Protista		This is contains the nucleus. Animals and some protists are this. Used to digest food in an animal-like protist. Used to dispose of excess liquid. Protists live in this.	Hard
Living Organisms	Complete the puzzle using capital letters	Elimination of urine and sweat from the body. Living beings need this for their growth. Micro-organism. Lemon, mango, jackfruit, coconut tree. Wheat, paddy, mustard, cucumber.	Big
Living Things		a young plant. a part of a of a plant that contains chlorophyll, the green pigment plants need to make their food. an animal without a backbone. the basic building block of life. a cell's control center.	Hard
Macromolecules		Build membranes.. Store genetic info.; Instructions to make proteins.. Macromolecular biological catalysts.. Building blocks for cells; Control chemical reactions.. A living organism that feeds on organic matter..	Hard
Microbes		What bacteria does to healthy cells.. The first organism to live on Earth.. Bacteria help ______ dead organisms into useful nutrients in soil.. Bacteria is identified and classified by it's ____________.. This man learned how to use heat to kill bacteria..	Hard
Microbiology	Complete the microbiology crossword below.	Developed in 1884 and is the most used technique to study bacteria by dividing them into two groups.. A parisite that is spread by mosquitoes that causes malaria.. A type of immunity when most of the population gets vaccinated so viruses do not get easily spread.. A zooflagellate that causes the African sleeping sickness.. An infectious virus that uses a host cell to replicate itself..	Hard
Microbiology		Also known as a 'germ' . Viruses are the smallest of all _____ . Fungi cannot move or eat on their own they rely on a ___ to do this. Viruses are not ____ nor are they cellular. Fungi is most beneficial uses of fungi came with the discovery of _____ penicillin.	Older Children
Microbiology	Complete the crossword below	One celled prokaryotes, some of which can cause disease . The way disease is spread . The ability of bacteria and other microorganism to resist the effects of an antibiotic . A process of reproduction that involves 1 parent and produces a genetically identical offspring . A disease that spreads around the world .	Hard
Microbiology		objective disease characteristics that can be observed by someone else examining the patient. a disturbance in the host which impairs normal host function. a microbial parasite that does harm to the host. a form of symbiosis in which two organisms of different species live in a relationship that benefits both of them. disease with fairly rapid onset and rapid recovery.	Big
Microbiology 2		used reduced inorganic molecules as source of hydrogen and/or electrons . phase of bacterial growth curve where bacteria is actively growing; cell # increase at a steady rate. study of viruses . a symbiotic relationship in which one organism benefits and the other one is neither benefited nor harmed by the relationship. decolorizing agent in gram stain.	Hard
Microbiology Terminology		Any prolonged or persistent invasion of the body by pathogens e.g. Tuberculosis, leprosy, syphilis. Means microbes are present. Are bacteria which are found in or on our bodies on a semi-permanent basis without causing disease. When bacteria grow on body sites exposed to the environment, without causing infection. . An infectious microorganism that is normally a commensal or does not harm its host but can cause disease when the host's resistance is low.	Hard
Microorganisms		An infective agent that is able to multiply only within the living cells of a host.. A blood protein produced in response to and counteracting a specific antigen. Infections spread by the bite of infected arthropod species, such as mosquitoes, ticks, triatomine bugs, sandflies, and blackflies.. A type of cell within the body capable of engulfing and absorbing bacteria and other small cells and particles.. A bacterium, virus, or other microorganism that can cause disease..	Big
Mitosis		What is the important event that happens in the middle of Mitosis. What is development of a protein formation of Prometaphase called. Main purpose of Interphase. Which point are the Sister Chromatids attached. The operation when a single cell divides into 2 identical daughter cells.	Very Difficult
Mitosis and Meiosis	Complete the crossword puzzle below	Meiosis that occurs in males. Cells that are not dividing leave the cell cycle and remain in this stage. A chromosomal locus that regulates the movement of chromosomes during mitosis and meiosis. Results from the abnormal mitotic cell division. Somatic cell division.	Hard
Molecular Genetics		the RNA that makes up ribosomes. nitrogenous base that replaces thymine in RNA. Discovered that DNA was the 'transforming factor' . loosely organized DNA. tightly coiled DNA .	Hard
Noah's Ark		Completely covered with water during the flood. Represents God promise to never again flood the earth. Man God chose to build the ark. Days and night of rain on the whole earth. Sent out 3 times to check for land.	Young Kids
Organic Molecules & Enzymes		when an enzyme no longer works because its shape is wrong . monomer of nucleic acids made up of a 5-carbon sugar. the highest point that the temp.. used for stored energy and cell membranes; made of fatty acids. protein that acts as biological catalyst.	Hard
Osmosis and Diffusion		Chemical element that plants turn into oxygen. A substance that is dissolved. H2O. Process of oxygen moving from one surface to another. Homogeneous mixture consisting of a solute and a solvent.	Big
Physiology		Lines the interior of the fibrous pericardium. Directed towards the left hip and rests on the diaphragm, approximately at the level of the fifth intercostal space. . A heart attack. a region of dead, deteriorating tissue resulting from a lack of oxygen. The upper venae cavae which drains oxygen poor blood from the veins into the right side of the heart.	Hard
Plant and Animal Cell		Organelles that capture energy from sunlight to produce food for the cell. Sac that stores water, food, waste products, and other materials. Membrane that surrounds the nucleus. Self-replicating organelle that breaks down substances. Where microtubules are made; when divided, the two parts move to opposite sides of the dividing cell .	Hard
Plant and Animal Cells		Makes food for a plant cell. Stores food, water, and waste. Who discovered cells?. All living things are made of. Smallest unit of life.	Big
Prokaryotes		an organism that can live with or without oxygen. an organism that gets its energy from chemicals taken from the environment. a bacterial capsule that is made of a fuzzy couat of sticky sugars. a protective layer of polysaccharides around the cell wall. the transfer of genetic material in the form of DNA fragments from one cell to another or from one organism to another.	Hard
Protein Synthesis		Each codon will represent one of these to build polypeptide chains.. Part of mRNa that gets 'spliced out' by SNURPS and spliceosomes.. Part of the central dogma that involves building the protein based on codons of mRNA. Type of bond formed between amino acids. The 'start codon'.	Hard
Sponges, Cnidarians, and Worms		a group of similar cells that perform a specific function. one of about 35 major groups into which biologists classify members of the animal kingdom. an animal that has no backbone. the process by which a single organism produces a new organism identical to itself. an organism that provides food to a parasite that lives on or inside it.	Hard
Symbiosis		A type of symbiosis in which one species benefits and the other is harmed. A situation where symbiosis is not needed. A type of symbiosis in which one species benefits and nothing happens to the other one. The species that is harmed in parasitism. A situation in which both species would die without symbiosis.	Hard
The Building Blocks of Life		Hydrophobic biological molecule composed mostly of carbon and hydrogen. Protein that speeds up a biological reaction by lowering the activation energy needed to start the reaction. Smallest particle of matter. Is a pure substance formed when two or more different atoms combine. Large molecule formed from smaller repeating of identicle, compounds linked by convalent bonds.	Big
< Prev   1   2   3   Next >