WorksheetsDarwin & Natural Selection
Total questions: 20
Worksheet time: 10mins
Even though a hawk and falcon are two different species of birds, they have similar beaks. What does that tell you about both birds?
They have the same type of nests
They live in the same trees
They eat the same type of food.
They are hybrid
From studying fossils, scientists have developed a timeline of life on earth. What is that timeline called?
The theory of evolution
Natural selection
The cell theory
The fossil record
Which could be considered fossils?
Footprints hardened in rocks
Imprints of shells in rocks
Bones buried deep in the earth
Stories passed down from generation to generation
This pictures shows how Eohippus has changed over time to become a modern day horse. What is this chart an example of?
Evolution
Extinction
Mitosis
Cellular respiration
The preserved remains of physical evidence of an organism that lived in the past are called...
Variations
Fossils
Mutations
Vestigial traits
Organisms that have been found in the fossil record, but are no longer alive today are said to be...
evolved
extinct
threatened
endangered
When a DNA sequence is copied, sometimes mistakes occur in the new strand of DNA. What do we call those mistakes?
Adaptations
Evolution
Mutations
Natural Selection
Who said evolution happens as a result of natural selection?
Watson
Crick
Franklin
Darwin
What is the process called where individuals that are better adapted to their environment survive and reproduce more successfully than others do?
Natural Selection
Genetic Resistance
Genetic Drift
Species Separation
The process where populations change over time is called?
evolution
adaptation
selective breeding
speciation
A characteristic that improves an organism's ability to survive is...
an adaptation
reproduction
an inherited variation
breeding
Slight differences (like the color of fur or height) observed in members of the same species are called...
cloning
fossils
genetic variation
replication
A group of organisms that can mate with one another and produce fertile offspring are called...
genetic variation
a species
natural selection
the fossil record
Darwin saw differences in the beaks of finches from island to island.
True
False
IDK
Maybe
Darwin said that humans and monkeys have a common ancestor.
True
False
IDK
Maybe
Which of the following could be used as evidence for evolution?
Similar structures
Intelligence
DNA
Fossils
What are two signs that difference species may have a common ancestor?
different traits
similar traits
similar DNA
Different DNA
Which could be a result of natural selection?
Horses that are bred to be faster.
Insects that are able to resist pesticides.
Bacteria that survive antibiotics.
Elephants that are born without tusks.
Genetic mutations can be...
Helpful
Harmful
helpful or harmful
A mutation in an organism's genetic code...
could be passed down to their offspring.
will only affect the parent, not the offspring.
will always kill the organism.
