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Evolution 1

Total questions: 11

Worksheet time: 6mins

Name
Class
Date
1.
Who is the scientist who had the idea of evolution by natural selection?
a)
Pierce
b)
Darwin
c)
Kettlewell
d)
Aristotle
2.
A group of organisms that can reproduce together and have fertile offspring is a ____.
a)
population
b)
species
c)
community
d)
evolution
3.
A group of organisms that have helpful traits will survive long enough to _____.
a)
offspring
b)
peppered moth
c)
reproduce
d)
die
4.
If an organism can survive long enough to reproduce, it can pass on its good traits to its _____.
a)
offspring
b)
population
c)
natural selection
d)
species
5.
Over time, a population can change to show more helpful traits. This is called ____. 
a)
species
b)
Darwin
c)
natural selection
d)
offspring
6.
With the peppered moths, when the forest was light, there were more ____ colored moths. 
a)
light
b)
dark
7.
With the peppered moths, when the forest was dark, there were more ____ colored moths.
a)
light
b)
dark
8.

This picture is showing structures that came from a common ancestor. We call them ______ structures.

a)

homologous

b)

same

c)

vestigial

d)

species

9.

As evidence for evolution, scientists look at structures that an organism has, but doesn't use any more. These are _____ structures.

a)

vestigial

b)

useful

c)

homologous

d)

helpful

10.

Evolution shows how species develop from a ________ ancestor.

a)

common

b)

homologous

c)

harmful

d)

species

11.

What animal has opposable thumbs?

a)

chimpanzee

b)

hamster

c)

lizard

d)

salamander