Chapter 12: 7Th Grade Vocabulary Cards

Front 1

Part of Earth that supports life, including the top portion of Earth's crust, the atmosphere, and all the water on Earth's surface

Back 1

Biosphere

Front 2

All the living organisms that live in an area and the nonliving features of their environment

Back 2

Ecosystem

Front 3

Study of the interactions that occur among organisms and their environment

Back 3

Ecology

Front 4

All the organisms in an ecosystem that belong to the same species

Back 4

Population

Front 5

All the populations of different species that live in an ecosystem

Back 5

Community

Front 6

place where an organism lives and that provides the types of food, shelter, moisture, and temperature needed for survival

Back 6

Habitat

Front 7

Anything that can restrict the size of a population, including living and nonliving features of an ecosystem, such as predators or drought

Back 7

Limiting Factor

Front 8

Largest number of individuals of a particular species that an ecosystem can support over time

Back 8

Carrying Capacity

Front 9

Organism, such as a green plant or alga, that uses an outside source of energy like the Sun to create energy-rich food molecules

Back 9

Producer

Front 10

Organism that cannot create energy-rich molecules but obtains its food by eating other organisms

Back 10

Consumer

Front 11

Any close relationship between species, including mutualism, commensalism, and parasitism

Back 11

Symbiosis

Front 12

A type of symbiotic relationship in which both organisms benefit

Back 12

Mutualism

Front 13

A type of symbiotic relationship in which one organism benefits and the other organism is not affected

Back 13

Commensalism

Front 14

A type of symbiotic relationship in which one organism benefits but the other organism is harmed

Back 14

Parasitism

Front 15

The unique ways an organism survives, obtains food and shelter, and avoids danger

Back 15

Niche