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WorksheetsEvolution Do Now
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
A trait that helps an organism survive and reproduce is called a(n):
a)
variation
b)
species
c)
adaptation
d)
selection
2.
Which of these is NOT used as evidence for evolution?
a)
DNA sequences
b)
stages of development
c)
body size
d)
body structures
3.
Darwin's idea about how evolution occurs is called:
a)
natural selection
b)
evolution
c)
relative dating
d)
metamorphosis
4.
Most members of a species show differences, or:
a)
natural selection
b)
traits
c)
variations
d)
evolution
5.
A footprint of an extinct dinosaur is an example of a fossil.
a)
True
b)
False
6.
Homologous structures are similar structures in related organisms.
a)
True
b)
False
7.
What is the best title for this illustration?
a)
Plant Growth Over Time
b)
Branching Tree of Evolution
c)
Mosses & Ferns, the Oldest Plants
d)
Flowering Plants, the Youngest Plants
8.
About how long ago did mosses evolve?
a)
100 million years
b)
150 million years
c)
350 million years
d)
450 million years
9.
Which group of plants would have DNA that is most similar to the DNA of flowering plants?
a)
mosses
b)
ferns
c)
conifers
d)
They would all be equally alike.
10.
Which group of plants would have DNA that is least similar to the DNA of flowering plants?
a)
mosses
b)
ferns
c)
conifers
d)
They would all be equally alike.
11.
The process by which individuals that are better adapted to their environment are more likely to survive & reproduce than others of the same species is called:
a)
natural selection
b)
evolution
c)
competition
d)
overproduction
12.
Which of the following is the best example of an adaptation that helps an organism survive in its environment?
a)
green coloring in a lizard living on gray rocks
b)
a thick coat of fur on an animal that lives in the desert
c)
extensive (wide spreading) root system in a desert plant
d)
thin, deciduous leaves on a plant in a cold climate
13.
Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?
a)
individual
b)
population
c)
species
d)
fossil
14.
Changes in a species over long periods of times are called:
a)
relative dating
b)
evolution
c)
homologous structures
d)
developmental stages
15.
If 2 organisms look very similar during their early stages, this is evidence that the organisms:
a)
evolved from different ancestors
b)
are not related
c)
evolved from a common ancestor
d)
have exactly the same DNA
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