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WorksheetsARTIFICAL Selection.
Total questions: 10
Worksheet time: 14mins
Three friends were working on their history homework together when they noticed that the corn in an image in their textbook looked a lot different than corn today. Here are their thoughts:
Deidra :I think the corn from the history book is a different species than the corn we eat today.
Jayden : I think that the corn is the same species, than the corn we eat today.
Natalia : It think that the corn looks different because we grow it differently today. If we grew it the same way, it would look the same.
What is artificial selection (selective breeding)?
When u take one organism like a dog and mix it with other traits you want in a dog or an organism and breeds them together.
It can be used to increase the amount of food by making more food and what you like in that food so you can have more of it.
Farmers raise corn that has been made virus-resistant by adding a gene from the teosinte weed?
genetic engineering
selective breeding (Artificial selection)
Two tomato plants are cross pollinated to produce tomato plants that produce more tomatoes.
genetic engineering
selective breeding ( Artificial selection)
GMO crops can be engineered to be resistant to pesticides and weed killers.
TRUE
FALSE
This animal is a product of.
Nature
Environmental Pressures
Artificial Selection
Natural Selection
What is an example of artificial selection?
Letting dogs choose their own mate
Letting plants pollinate on their own
Crossing a labrador and a poodle to create a labradoodle
What is this an example of?
(a)
Which statement is true comparing natural selection and artificial selection?
In natural and artificial selection, nature determines what traits will be passed down to offspring.
In natural selection, traits benefit humans and in artificial selection, the traits benefit the species
In natural selection, traits benefit the species and in artificial selection, the traits benefit humans
In natural and artificial selection, the process takes hundreds of years to occur
Artificial selection has been a big factor in the evolution of:
(a)
