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Flashcards in Definitions for the final (ALMOST FREE!) Deck (27)
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1

niche

an organism's functional role in the ecosystem

2

carrying capacity

the max amount of organisms a population could have before the environment is no longer perfect

3

abiotic

all the nonliving factors of an ecosystem

4

acceleration

higher birth rate than death rate

5

mimicry

learns to look like a harmful organism so it doesn't get eaten

6

symbiosis

close relationship between two different species

7

commensalism

benefits only one party, but the other party is unaffected

8

parasitism

only one organism is benefited and the other is harmed in the process

9

ecological succession

the orderly process of community chance. It involves the replacement of the dominant species in the community

10

biotic

al living factors in an ecosystem

11

population

groups of individuals pf the same species in a particular geographic area

12

community

all the populations in a given area

13

ecosystem

the community plus the nonliving area

14

biosphere

all the ecosystems of the whole planet

15

circulatory system

how substances move from one point in the body to another

16

blood

plasma and other formed elements

17

arteries

carry oxygen rich blood away from the heart

18

veins

carry oxygen poor blood toward the heart

19

capillaries

smallest of the blood vessels

20

heart`

a muscle about the size of your fist

21

heart attack

when one of the arteries becomes blocked by part of the oxygen

22

plasma

the part of blood made of ions, water, plasma proteins, and travelers.

23

formed elements

rbc, wbc, platelets.

24

erythrocytes

red blood cells

25

leucocytes

white blood cells that fight disease

26

platelets

fragments of cells that help with clotting

27

ecology

the study of interactions between organisms and their environment