WorksheetsNatural & Artificial selection
Total questions: 10
Worksheet time: 5mins
Selection that was done at the hands or humans and not nature
Natural selection
selective breeding
Selective breeding
Has been used to improve domestic plants and animals for human benefit so that they may provide larger quantities of food or better quality
Help organisms survive
Helps organisms reproduce
Acts on an organism’s phenotype, or observable characteristics, but it is the organism’s genotype (genetic makeup) that is inherited
Selective breeding
A bird with hollow bones
A bunny has long ears
Cow that produces more milk
Flowers produce seeds
Webbed feet
Selective breeding
Natural selection
Whats another way to say selective breeding
Selective generation
Natural selection
Artificial selection
Natural selection
Acts on an organism’s phenotype, or observable characteristics, but it is the organism’s genotype (genetic makeup) that is inherited
Helps humans survive
Most of the time its for food
Natural selection
Cows that produce large amounts of milk
Chickens that produce more white meat or larger eggs
wheat plants that produce large amounts of grain
Fur color that matches habitat
Artificial selection
Black pepper moths are black
light pepper moths are white
Chicken produces more eggs
Cheetah has long legs
Slow though the process of selection may be, if feeble man can do much by artificial selection, I can see no limit to the amount of change… which may have been effected in the long course of time through nature's power of selection, that is by the survival of the fittest.” --Excerpt from_______
Marvin Lean
Charles Darwin
Galileo Galilei
Albert Einstein
The dark moths were more common because of
different food
change in the environment
Humans domesticated them
