WorksheetsYear 10 Evolution 1
Total questions: 24
Worksheet time: 44mins
Name
Class
Date
1.
The difference in the physical traits of an individual from those of other individuals in a group is called a(n)
a)
change
b)
adaption
c)
species
d)
variation
2.
which of the folllowing is an exammple of a vestigial structure?
a)
the wings of a red-tailed hawk
b)
the hind limbs of a house cat
c)
the fins of sharks
d)
the wings of an ostrich
3.
What is suggested by the similarity of early embryos of different species of vertebrates?
a)
no evolutionary relationships between the groups
b)
recent common ancestry
c)
similar environments in the past
d)
evolution froma distant common ancestor
4.
Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as
a)
vestigial structures
b)
analogous structures
c)
homologous structures
d)
fossil structures
5.
If an organism has a vestigial structure, that structure likely once had a function in a(n)
a)
close relative
b)
early ancestor
c)
unrelated organism
d)
embryological stage
6.
Two organisms that are closely related would have
a)
very similar DNA sequence
b)
exactly the same DNA sequences
c)
no proteins in common
d)
completely different DNA sequence
7.
Which of the following explains how natural selection causes a trait to become predominant in a population?
a)
Individuals with traits that are favorable to the environment reproduce more.
b)
Traits of an individual change in order to adapt to changes in enviornment.
c)
organisms select which traits they wish to inherit
d)
all of these answers
8.
Why would a population with a large amount of genetic variation be more likely to survive a severe climate change in its environment?
a)
Individuals will only create offspring well-suited to the climate change
b)
The individuals would produce more offspring
c)
Individuals better suited to the new climate will help less-suited individuals survive
d)
Some individuals will posses traits better suited to the new climate and be more likely to pass them on
9.
Darwin's observation that finches of different species on the Galapagos have many similar physical traits supports the hypothesis that these finches
a)
have the ability to interbreed
b)
acquired traits through use and disuse
c)
all eat the same type of food
d)
descended from a common ancestor
10.
Which process produced the two different types of beaks in the ground finch and the tree finch?
a)
artificial selection
b)
geographical distribution
c)
natural selection
d)
disuse of the beak
11.
Study of embryos of various organisms
a)
natural selection
b)
embryology
c)
speciation
d)
evolution
12.
Which best describes fossils?
a)
They are the preserved remains or evidence of ancient living things
b)
They are the preserved remains or evidence of ancient living and nonliving things
c)
They are the preserved bones of ancient animals
d)
They are impressions of plant leaves in ancient rocks
13.
Why don't all living things become fossils?
a)
because some living things are too small
b)
because some living things are too big
c)
because some are subject to catastrophism and others are not
d)
because environmental conditions have to be just right to prevent decay
14.
Darwin noticed that many organisms seemed well suited to
a)
being preserved as fossils.
b)
providing humans with food.
c)
surviving in the environments in which they lived.
d)
swimming from South America to the Galápagos Islands.
15.
Lamarck’s ideas about evolution include the concept that differences among the traits of organisms arise as a result of
a)
continual increases in population size.
b)
the actions of organisms as they use or fail to use body structures.
c)
an unchanging local environment.
d)
the natural variations already present within the population of organisms.
16.
Which of the following phrases best describes the results of natural selection?
a)
the natural variation found in all populations
b)
unrelated species living in different locations
c)
changes in the inherited characteristics of a population over time
d)
the struggle for existence undergone by all living things
17.
To be considered an index fossil, it had to have lived for a relatively short period of time.
a)
True
b)
False
18.
The Principle of Superposition states that the oldest layer of rock is located at the/a...
a)
Top
b)
Bottom
c)
Middle
d)
Random Location
19.
Which of the following organisms formed last on Earth?
a)
Jellyfish
b)
Shark
c)
Lizards
d)
Horses
20.
"ancient life"
a)
Precambrian Era
b)
Mesozoic Era
c)
Cenozoic Era
d)
Paleozoic Life
21.
How old do Paleontologists believe the Earth is?
a)
2015 years old
b)
3.6 billion years old
c)
4.6 billion years old
d)
4.6 million years old
22.
The Law of __________ tells us younger rocks are on top.
a)
Uniform-itarianism
b)
Congruity
c)
Positronics
d)
Superposition
23.
Little Jonnie sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
a)
distance traveled by the ball
b)
height of the ramp
c)
mass of the ball
d)
weight of the ball
24.
Little Jonnie sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
100 %
