Question 1

Ultimate (main) source of energy

Accepted Answer

Sun

Question 2

The study of interactions between organisms and their environment

Accepted Answer

Ecology

Question 3

A consumer that eats only plants.

Accepted Answer

herbivore

Question 4

An organism that can make its own food.

Accepted Answer

producer

Question 5

Another name for a producer

Accepted Answer

autotroph

Question 6

organism that gets its energy by eating its food

Accepted Answer

consumer

Question 7

Another name for a consumer

Accepted Answer

heterotroph

Question 8

consumer that eats only meat (other animals)

Accepted Answer

carnivore

Question 9

A consumer that eats both plants and animals

Accepted Answer

omnivore

Question 10

organism that breaks down and gets energy from dead organic matter (ex. fungus, bacteria)

Accepted Answer

decomposer

Question 11

organism that eats dead plants and animal remains and other dead matter (ex. vulture)

Accepted Answer

detritivore (scavenger)

Question 12

says only 10% of available energy goes to the next trophic level

Accepted Answer

10% rule of energy transfer

Question 13

happens to 90% of the energy at a trophic level

Accepted Answer

used for growth and lost as heat

Question 14

position of top level consumer (has least amount of energy)

Accepted Answer

top of energy pyramid

Question 15

position of the producers (has the most energy)

Accepted Answer

bottom of energy pyramid

Question 16

A series of 1-way steps in which organisms transfer energy by eating and being eaten

Accepted Answer

food chain

Question 17

complex network of feeding interactions with different organisms in an ecosystem

Accepted Answer

food web

Question 18

tells the flow of energy in a food chain/web

Accepted Answer

arrow(s)

Question 19

2 things that increase the population size

Accepted Answer

births and immigration

Question 20

2 things that decrease the population size

Accepted Answer

deaths and emigration

Question 21

Population growth that starts rapidly but slows down and stops

Accepted Answer

logistical growth

Question 22

Population growth that starts rapidly and continues at a constant rate

Accepted Answer

exponential growth

Question 23

relationship where both organisms benefit

Accepted Answer

mutualism

Question 24

relationship where 1 organism benefits & other is not affected

Accepted Answer

commensalism

Question 25

relationship where 1 organism benefits & other is harmed

Accepted Answer

parasitism

Question 26

relationship where 1 organism benefits & other is hunted & killed

Accepted Answer

predation

Question 27

competition/fighting between members of different species

Accepted Answer

interspecific competition

Question 28

competition/fighting between members of the same species

Accepted Answer

intraspecific competition

Question 29

The largest populationsize that an area can support

Accepted Answer

carrying capacity

Question 30

non-living limiting factor (ex. water, shelter)

Accepted Answer

abiotic limiting factor

Question 31

living limiting factor (ex. plants, animals, predators)

Accepted Answer

biotic limiting factor

Question 32

limiting factor that depends on population size (ex. competition, predation, spread of disease)

Accepted Answer

density-dependent limiting factor

Question 33

limiting factor that affects all populations regardless of population size (ex. weather, human activity)

Accepted Answer

density-independent limiting factor

Question 34

succession that occurs in area where no soil exists

Accepted Answer

primary succession

Question 35

reestablishment of a damaged ecosystem that has topsoil

Accepted Answer

secondary succession

Question 36

Conversion of sunlight energy into glucose

Accepted Answer

photosynthesis

Question 37

cycle that happens in light independent stage of photosynthesis

Accepted Answer

Calvin cycle

Question 38

process that converts glucose into ATP (chemical energy)

Accepted Answer

cellular respiration

Question 39

process of cellular respiration that happens when oxygen is NOT present

Accepted Answer

fermentation

Question 40

cycle that is the 2nd stage of cellular respiration

Accepted Answer

Krebs Cycle

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