Interactions of Living Things

Question 1

all the members of one species in an area

Answer 1

population

Question 2

the overlapping food chain of an ecosystem

Answer 2

food web

Question 3

non-living parts of an ecosystem. Examples: soil, sunlight, water, temperature, air, and minerals

Answer 3

abiotic factor

Question 4

an animal that eats another animal

Answer 4

carnivore

Question 5

a relationship between two kinds of organisms that benefit both

Answer 5

mutualism

Question 6

a living thing that is hunted for food

Answer 6

prey

Question 7

a species that is in danger of becoming endangered

Answer 7

threatened species

Question 8

an animal that hunts another animal for food

Answer 8

predator

Question 9

animals that eat both plants and animals

Answer 9

omnivore

Question 10

a species that has died out completely

Answer 10

extinct

Question 11

a place where a plant or animal naturally lives or grows

Answer 11

habitat

Question 12

a species that is endangered or becoming extinct

Answer 12

endangered species

Question 13

living parts of an ecosystem. Examples: animals, plants, bacteria, fungi, and protists

Answer 13

biotic factor

Question 14

the role of an organism in a community

Answer 14

niche

Question 15

anything that controls the growth or survival of a population

Answer 15

limiting factor

Question 16

all living and non living things in an environment

Answer 16

ecosystem

Question 17

the study of how living and nonliving things interact

Answer 17

ecology

Question 18

a meat-eating animal that feeds on the remains of dead animals

Answer 18

scavenger

Question 19

all the living things in an ecosystem

Answer 19

community

Question 20

a relationship between two kinds of organisms that lasts over time

Answer 20

symbiosis

Question 21

an animal that eats plants, algae, and other producers

Answer 21

herbivore

Question 22

a relationship between two different organisms that benefits one without harming the other

Answer 22

commensalism

Question 23

one organism lives in or on another and benefits while the other may be harmed

Answer 23

parasitism

Question 24

the path of energy in food from one organism to another

Answer 24

food chain