CROSSWORD PUZZLE

Question 1

scientist who developed the theory of
evolution

Answer 1

Charles Darwin

Question 2

blood vessels in a jackrabbit’s ears
expanding to enable the blood to cool before re-entering the body is an example this type of adaptation

Answer 2

functional

Question 3

a caterpillar blending into its environment is
an example of this type of adaptation

Answer 3

structural

camouflage

Question 4

breeding of organisms for desired
characteristics

Answer 4

selective breeding

Question 5

the change over time in populations of
related organisms

Answer 5

evolutionary biology

Question 6

a type of structural adaptation that enables a
species to blend

Answer 6

camouflage

Question 7

type of rock where most fossils are found

Answer 7

sedimentary

Question 8

determining the age of rock using
radioactive decay

Answer 8

absolute age dating

Question 9

all the fossils ever recorded

Answer 9

fossil record

Question 10

a person who studies plants and animals by
observing them

Answer 10

naturalist

Question 11

the impression of an organism in a rock

Answer 11

mold

Question 12

when a fossil forms from minerals in the
water that replace the organism’s original
material

Answer 12

mineralization

Question 13

fossil copy of an organism in a rock

Answer 13

cast

Question 14

the process by which populations of
organisms with variations that help them
survive live longer, compete better, and
reproduce more

Answer 14

natural selection

Question 15

the resemblance of one species to another
species

Answer 15

mimicry

Question 16

when the last individual organism of a
species dies

Answer 16

extinction

Question 17

determining the age of a fossil or rock based
on nearby rocks and layers

Answer 17

relative age dating

Question 18

place where Darwin found most of his
evidence for the Theory of Evolution

Answer 18

Galapagos Islands

Question 19

a chart that divides Earth’s history into
different time units

Answer 19

geologic time scale

Question 20

Moving in herds is an example of this
adaptation

Answer 20

behavioral

Question 21

fossils formed when a dead organism is
compressed over time

Answer 21

carbonization

Question 22

type of rock used in absolute age dating

Answer 22

igneous

Question 23

the study of chemical processes in living
organisms

Answer 23

biochemistry

Question 24

a slight difference in an inherited trait of
individual members of a species

Answer 24

variation

Question 25

organism studied by Darwin

Answer 25

tortoises

Question 26

an inherited trait that increases an
organism’s chance of surviving and
reproducing

Answer 26

adaptation

Question 27

preserved evidence of the activity of an
organism

Answer 27

trace fossil