quiz #9

Question 1

body heat is constant and is controlled from cellular respiration

Answer 1

Endotherm

Question 2

after the amniotic egg, one group became reptiles, the other became

Answer 2

mammals

Question 3

generate their own body heat

Answer 3

endothermic

Question 4

hair

Answer 4

insulation

Question 5

mammary glands

Answer 5

produce milk

Question 6

ancestors were lemurs
-tree living
-forward eyes with binocular vision
-rotation of arms
-opposable thumbs, fingers, and toes

Answer 6

Humans

Question 7

study of the interactions between organisms and their environments

Answer 7

ecology

Question 8

studies of individual behaviors

Answer 8

individuals

Question 9

a group of single species

Answer 9

populations

Question 10

all living things within a region

Answer 10

communities

Question 11

includes living and nonliving things within a region

Answer 11

ecosystems

Question 12

an exponential increase occurs when each individual produces more than the single offspring necessary to replace itself

Answer 12

exponential growth

Question 13

a group of organisms of the same species living in a particular geographical region

Answer 13

population

Question 14

the change in the number of individuals in the population in some unit of time

Answer 14

growth rate

Question 15

populations that initially grow, but whose growth later levels out, have experienced logistic growth, sometimes referred to as the s-shaped growth curve

Answer 15

logistic growth

Question 16

all the forces of the environment that act to limit population growth

Answer 16

environmental growth

Question 17

some populations do not grow logistically, but fluctuates in cycles

Answer 17

Population cycles

Question 18

indicate the population is slow growing or not at all
-industrialized countries (Norway)
-Birth rates are low and death rates are low

Answer 18

Rectangular shaped age pyramids

Question 19

indicates high birth rates, and a growing population
-birth rates are high, and death rates are high

Answer 19

Triangle shaped age pyramids

Question 20

specific age groups in an age pyramid

Answer 20

cohorts

Question 21

increasing birth rates from wwII, until the 1960s, people had 30% more babies

Answer 21

Baby Boom

Question 22

higher levels of education, employment, and health care reduces birth rate

Answer 22

Demographic transition

Question 23

defined as variety among living things, takes primary forms
-a diversity of species in a given area.
-a geographic distribution of species populations
-genetic diversity within species populations

Answer 23

Biodiversity

Question 24

community of biological organisms plus the non-living components with which the organisms interact

Answer 24

ecosystem

Question 25

all the living organisms within the community

Answer 25

biotic domain

Question 26

the physical environment, habitat, consists of chemicals (soil, water,air and physical conditions (temperature, moisture, energy)

Answer 26

abiotic domain

Question 27

large ecosystems determined by temperature and rainfall

Answer 27

biomes

Question 28

tropical rainforests, tundra, chapparal

Answer 28

Terrestrial Biomes

Question 29

coral reefs, oceans and streams, estuaries and wetland

Answer 29

aquatic biomes

Question 30

nutritional flow of energy

Answer 30

trophic

Question 31

convert sunlight into chemical energy (food)

Answer 31

producers

Question 32

the herebivors

Answer 32

primary consumers

Question 33

the carnivores

Answer 33

secondary consumers

Question 34

the "top carnivores

Answer 34

tertiary consumers

Question 35

break down organic material and recycle them back to the environment

Answer 35

decomposers

Question 36

an animal that eats 5 pounds of plants does not gain 5 pounds in body weight, instead, they only obtain 10% -the other 90% is used in cellular respiration or becomes waste

Answer 36

the 10% rule

Question 37

an increase in nutrient such as nitrogen and phosphorus into an ecosystem

Answer 37

eutrophication