1.1-1.3 third book

Question 1

ecology

Answer 1

the study of the interactions of organisms with one another and with their environment

Question 2

biotic

Answer 2

living factors in the environment

Question 3

abiotic

Answer 3

the nonliving part of the environment

Question 4

population

Answer 4

a group of individuals of the same species that live together

Question 5

community

Answer 5

all the populations of species that live and interact in an area

Question 6

ecosystem

Answer 6

a community of organisms and their abiotic enviroment

Question 7

biosphere

Answer 7

the part of Earth where life exists

Question 8

hebivore

Answer 8

an organism that eats only plants

Question 9

carnivore

Answer 9

an organism that eats only animals

Question 10

omnivore

Answer 10

an organism that eats plants and animals

Question 11

food chain

Answer 11

a diagram that shows how energy in food flows one organism to another

Question 12

food web

Answer 12

a diagram that shows the feeding relationships between organisms in an ecosystem.

Question 13

energy pyrimid

Answer 13

a diagram that shows an ecosystems loss of energy

Question 14

carrying captivity

Answer 14

the largest population that an environment can support at any given time

Question 15

prey

Answer 15

an organism that is killed and eaten by another organism

Question 16

predator

Answer 16

an organism that eats all or part of another organism

Question 17

symbiosis

Answer 17

a close long-term association between two or more species

Question 18

mutualism

Answer 18

a symbiotic relationship in which both organism benefits

Question 19

commensalism

Answer 19

a symbiotic relationship in which one organism benefits and the other is unaffected

Question 20

parasitism

Answer 20

a symbiotic association in which one organism benefits while the other is harmed

Question 21

coevolution

Answer 21

when a long-term change takes place in two species because of their close interactions with one another