Biology Deck 3

Question 1

three domain system

Answer 1

bacteria, Archaean, eukarya

Question 2

eukarya 4 kingdoms

Answer 2

plantar, fungi, protista, animalia

Question 3

6 characteristics of living things

Answer 3

1) composed of 1 or more cell
2) reproduce using DNA
3) acquire or process energy
4) respond to stimuli
5) maintain homeostasis
6) have the capacity to change over time

Question 4

systematics/ taxonomy

Answer 4

branch of science concerned with classification

Question 5

population

Answer 5

a group of individuals of the same species living in a a shared environment

Question 6

community

Answer 6

populations of different species living and interacting in a a shared environment

Question 7

ecosystem

Answer 7

a group of biological communities interacting with one another

Question 8

biotic

Answer 8

organisms

Question 9

abiotic

Answer 9

physical environment

Question 10

prokaryotes

Answer 10

small, single cell, not membrane bound, early life,

Question 11

2 kinds of prokaryotes

Answer 11

bacteria and Archaea

Question 12

eukarya

Answer 12

larger, single or mulitcelled, bound nucleus, 4 kingdoms

Question 13

Anthony van Leeuwenhoek

Answer 13

dutch cloth merchant and amateur scientist, discovered microorganism and bacteria, first microscope

Question 14

archaea

Answer 14

single celled, endosymbiosis, not part of known food web

Question 15

endosymbiosis

Answer 15

lives in extreme conditions

Question 16

chemoautotroph

Answer 16

manufactures food from chemicals
ex) bacteria / protista

Question 17

photoautotroph

Answer 17

manufactures food from sunlight
ex) protista, plants

Question 18

absorptive heteroph

Answer 18

an organism which externally takes enzymes into its environment to digest organism materials which are then absorbed
ex) protista, fungi

Question 19

ingestive heteroph

Answer 19

obtains nutrients prior to digesting
ex) animal, protista

Question 20

vestigial structures

Answer 20

organs with no function in one organism but function in other organisms

Question 21

symmetry (2 kinds)

Answer 21

radial - aquatic, lack directed movement
bilateral - unidirection movement for finding food and avoiding predators

Question 22

degenerative evolution

Answer 22

species evolve into less complex forms over time

Question 23

homology

Answer 23

physical characteristics that derive from the same structures

Question 24

molecular similarities

Answer 24

systematics examines genetic similarities between DNA sequences and chromosome structures

Question 25

binomial name

Answer 25

genus (capitalized) and species