flashcards for ch.1-5

Question 1

What is observable data?

Answer 1

about 98% of human and chimpanzee genes are similar

Question 2

phylogenic trees are based upon

Answer 2

the thought that evolution has occurred

Question 3

where does the hypothesis of exogenesis suggest life began?

Answer 3

somewhere other than Earth

Question 4

explains that certain individuals are more likely to survive in a particular environment

Answer 4

adaptation

Question 5

idea that explains once a species appears on Earth, it never changes

Answer 5

fixity of species

Question 6

the wings of a butterfly, a bat, and a bird are examples of?

Answer 6

analogous structures

Question 7

what is the study of the evolutionary relationships among organisms?

Answer 7

phylogenetics

Question 8

statement about the theories of origins of life that is true is?

Answer 8

the theories are based on assumption accepted as true

Question 9

small changes in a species over time

Answer 9

microevolution

Question 10

the simplest explantation for a relationship

Answer 10

parsimony

Question 11

idea that life came from non-living things

Answer 11

abiogenesis

Question 12

current classification system

Answer 12

systematics

Question 13

similar in construction but different function

Answer 13

homologous

Question 14

a vascular, seedless plant

Answer 14

fern

Question 15

how does water move through the moss plant

Answer 15

by osmosis

Question 16

which type pf plant produces exposed seeds

Answer 16

gymnosperm

Question 17

this is true about mosses

Answer 17

the gametophyte is larger than the sporophyte

Question 18

example of an angiosperm

Answer 18

an apple tree

Question 19

which types of plants require fertilization

Answer 19

seedless and seed-bearing

Question 20

which structure produces pollen in a conifer

Answer 20

cone

Question 21

if a seed contains two cotyledons, what type of plant will the seed produce

Answer 21

dicot

Question 22

alternation of generation takes place in which group of plants

Answer 22

only nonvascular plants

Question 23

a flower with several stamens but no pistil

Answer 23

male flower

Question 24

phototropism is a response to what stimulus

Answer 24

light

Question 25

not a method of seed dispersal

Answer 25

cars

Question 26

primary cause of species loss

Answer 26

habitat loss

Question 27

species that is likely to become endangered in the near future is called

Answer 27

threatened species

Question 28

during photosynthesis which product if formed that cannot be broken into smaller units

Answer 28

glucose

Question 29

most photosynthesis takes place in the

Answer 29

leaf

Question 30

desert plants have evolved characteristics that help them survive in harsh conditions. which is NOT one

Answer 30

shallow root systems

Question 31

correct sequence of organisms in this food chain

Answer 31

grass>mouse>snake>hawk

Question 32

end result of succession

Answer 32

climax community

Question 33

a primary consumer

Answer 33

rabbit

Question 34

if there were no green house effect

Answer 34

earth would be much cooler

Question 35

species that would grow on a newly created volcanic island

Answer 35

lichens

Question 36

competition between members of the same species are greater than competition between individuals of different species because

Answer 36

members of the same species need the same materials

Question 37

what would happen if a top consumer from a food chain was removed

Answer 37

the populations of prey animals would grow larger

Question 38

abiotic factor in an ecosystem

Answer 38

water

Question 39

bright yellow poisonous frog with black markings is an example of

Answer 39

warning coloration

Question 40

not an example of innate behavior

Answer 40

imprinting

Question 41

genetic disorder is a health problem caused by

Answer 41

a defect in a gene or chromosome

Question 42

a change in a gene or group of genes is referred to as

Answer 42

mutation

Question 43

a mutagen is

Answer 43

an environmental factor that changes DNA

Question 44

down syndrome is an example of

Answer 44

a chromosome disorder

Question 45

amniocentesis is

Answer 45

the removal of amniotic fluid from around a fetus for genetic testing

Question 46

cancer is

Answer 46

uncontrolled division of cells

Question 47

atherosclerosis may develop when

Answer 47

plaque builds up on the inside walls of the arteries

Question 48

one third of all cancers are linked to

Answer 48

an unhealthy lifestyle

Question 49

high blood pressure may develop as a result of

Answer 49

lifestyle choices