Our online selective breeding trivia quizzes can be adapted to suit your requirements for taking some of the top selective breeding quizzes. For example for plants selective breeding could cause environmental problems if the. Traditional and modern plant breeding methods with examples in rice oryza sativa l. Selective breeding is also a risk of changing the evolution of the species and because humans are breeding different species for. Selective breeding scientists pick out the best traits in organisms to create the species they prefer. In breeding is the breeding of closely related organisms and is used to retain desirable traits.
The worksheet also reinforces other biological concepts including genetic and environmental causes of variation, mutations and natural selection. One reason they are important is because, they help scientists understand the genetic patterns of diseases. D different examples of selective breeding and the impact of selective breeding on some animals 3. Have students work in pairs to complete the where do different dog breeds come from. Punk science explain it all, using some willing human guinea pigs. Farmers have been selectively breeding chickens for thousands of years.
Some of the worksheets displayed are selective breeding of farm animals food chains and farm, lesson life science genetics selective breeding, reading, genetic engineering and selective breeding, for thousands of years weve produced new varieties of, pros, table of contents, selective breeding. For thousands of years, weve produced new varieties of. Natural selection and selective breeding ks2 lesson plan and. Selective breeding artificial selection is a form of genetic engineering. Students will need to fill in the blanks labeling the different parts of the corn plant especially focusing on reproductive parts important for breeding. Choose from 500 different sets of selective breeding flashcards on quizlet. Textbook animal breeding animal breeding and genetics for.
Many mutations are harmful to the organism, but breeders can often produce a few mutantsindividuals with mutationswith useful characteristics that are not found in the original population. In animals selective breeding is used to get more eggs, meat and milk things that the human need for survival and as a source for nutrition. Selective breeding and food chains worksheets the selective breeding of farm animals worksheet explains the basic process using chickens as an example. Dog breeders worksheet preparing for breeding your.
Dog breeders worksheet preparing for breeding your favorite pet dog you are thinking about breeding your great dog. If the statement is false, change the underlined word or words to make the statement true. Discuss the meaning and importance of reproduction in animal agriculture b. Jan 25, 2019 geotropism homeostasis hydrotropism internal stimulus internal structure mutation natural selection phloem. Breeding proof worksheet american angus association. Selective breeding north allegheny school district. Meat and dairy goats are the main examples used in this lesson. Display thingdom on the board and got through the login process as a class. C the advantages and disadvantages of selective breeding 6. Name class date selective breeding for questions 15, write true if the statement is true. Students are encouraged to formulate their own opinions, especially in relation to the different ways we use animals in producing food.
Below is a worksheet to help you to evaluate your plans. The worksheet discusses the basic principles of selective breeding while raising ethical issues relating to the use of science and technology. Sire tattoo service type aidate in technician n 1 7017 031299 observed date out date confirmed. Seahorses go through six different stages throughout their life cycle and unlike humans the male seahorse is the one who gets pregnant and has the babies. Mutations occur spontaneously, but breeders can increase the mutation rate of an organism by using radiation or chemicals. Define common terms and describe the function of reproductive organs. The selective breeding of dogs cards file contains an activity that can be used after showing the powerpoint. This worksheet is intended to help you in identifying your goals, and how to get there. Selective breeding is the process of breeding plants and. The goal of both gm and conventional plant breeding is to produce crops with improved characteristics by changing their genetic makeup. Inherited traits, received from parents, are carried by what. This takes advantage of natural variation among organisms and passes. For thousands of years, weve produced new varieties of cultivated plants and nearly all domestic animalsincluding horses, cats, and cowsby selectively breeding for particular traits. Yet organic farmers mainly use mainstream conventional breeding animals, which is allowed under current organic regulations.
May 14, 2010 the powerpoint dog breeding can be shown which goes through why all dogs look different. Future generations of selectively bred plants and animals will. Animal breeding involves the selective breeding of domestic animals with the intention to. Student answer the questions by selecting the correct pair from their description.
Selective breeding is the process where the genetic variation present in desirable traits within a population is used to improve production quality, efficiency and sustainability. C these examples highlight both the benefits and drawbacks. This takes advantage of natural variation among organisms and passes wanted traits to offspring. It is important to be able to interpret pedigree charts in order to learn the pattern of a disease or condition. Selectively breeding sheep student handout, 1 per person teacher key located on last 3 pages. Whats the difference between selective breeding and genetic modification. Learn about the comparison between pure line selection and mass selection. Lesson summary selective breeding through selective breeding, humans choose organisms with wanted characteristics to produce the next generation. Selective breeding new aqa biology gcse teaching resources. This way at least some of the puppies will be fast and strong. One strategy for selective breeding is in breeding. Showing top 8 worksheets in the category selective breeding. These study tools will quiz you on the concept of breeding.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. Pedigree charts are very important to many different fields of science. This worksheet has 1 multiple choice, 7 fill in the blank, 1 graphic organizer, and 4 short answer questions. Selective breeding diseases in purebred dogs and cats. Learn selective breeding with free interactive flashcards. Interactive game selective breeding, i desirable characteristic in plants is resistance to, in selective breeding, man chooses the best, characteristics, disease, environment, fertilisation, genes, milkmilkmilk. Selective breeding usually involves breeding two members of a species with the dominant allele if the desired characteristic.
The procedure is more effective as careful progeny test. Think of all the joy that dogs have offered humans in the form of companionship over the last 100 years. Genetic modification is fast, but selective breeding is slow. Explain why humans selectively breed plants and animals. The unpleasant effects of artificial selection are explored, as well as options to supporting this practice. Genetics lesson plan template and teaching resources. This selective breeding of farm animals worksheet is suitable for 5th 6th grade. Selective breeding is to thank for mans best friends. Pure line selection and mass selection breeding methods. Selective breeding of farm animals worksheet for 5th 6th.
Explain an example of selective breeding, eg wheat plants have been selectively bred for yield, protein content, resistance to disease, flavour, to be. Selective breeding is the process of breeding plants and animals for particular genetic traits. A dog with long legs and is fast, would be breed with a dog that is strong and muscular. A breeder will track the characteristics of the litter and. This lesson gives the teacher an opportunity to bring in live animals for students to make connections to how selective breeding is used in agriculture to improve livestock. Selective breeding worksheet compassion in world farming. Selective breeding quizzes online, trivia, questions. This intentional selection of which individuals to breed for more desirable. A comprehensive database of selective breeding quizzes online, test your knowledge with selective breeding quiz questions. May 2016 des3710 the text of this work is licensed under the terms.
As you can see, selective breeding comes with both benefits and drawbacks. Monthly allocation worksheet for livestock enterprises use this blank form to develop a budget of enterprise expenses. Selective breeding worksheets printable worksheets. Discuss the reasons for people to use selective breeding and the different methods of selective breeding, including linebreeding and inbreeding. Breeding livestock worksheet oklahoma state university. Determine the highest level of impact initial, intermediate, or longterm outcome the program had on individuals, families, groups andor society. Selective breeding is the traditional method for improving crops and livestock, such as increasing disease resistance or milk yield. Biology learners read about selective breeding in chickens and how it has produced highyield meat specimens and rapid egglayers. The chart below shows key terms from the lesson with their definitions. Long before europeans came to the new world, native americans had selectively bred teosinte tee oh sin tee, a wild grass native to. The plants are selected for their desirability of characters that may not be similar phenotype. Youll be answering questions on topics like how to define breeding and how to explain crossbreeding.
This diversity is the result of both natural selection and selective breeding. Download and print turtle diary s learning farm animals worksheet. For individual assessment have students answer the following questions. What will happen to an undesirable trait carried by the inbred animals. Genetic modification produces trait combinations that would never happen in nature. Describe benefits of using genetically superior animals for breeding c. Redclaw selective breeding project the aim the object of the research was to produce a strain the tolga strain of redclaw that is faster growing, genetically diverse and free of disease. Complete the chart by writing a strategy to help you remember the meaning of each term.
One worksheet on selective breeding and one on xmen. Essential educations 2014 ged test curriculum blueprint pdf. Breeders have the difficult task of using a combination of selective breeding techniques and dna tests to ensure healthy lambs. Ag science i introduction to animal reproduction male reproductive system page 1 of 7 course agricultural science i unit introduction to animal reproduction lesson male reproductive system estimated time 50 minutes student outcome explain the purpose of male reproductive parts and hormones. Selective breeding natural selection selective breeding change in genetic traits over time because of environmental factors the mating of parent organisms by humans to produce desired traits in the next generation organisms that are alive longer, have the opportunity to reproduce.
Powered by create your own unique website with customizable templates. Selective breeding in aquatic species is very successful. Natural selection and selective breeding ks2 lesson plan and worksheet. Selective breeding natural selection and selective.