Rhythms
Water Cycle
Food Web
Ecosystems
Examples
100

Internal rhythms which dictate activity

biological clocks

100

Water rises off soil and bodies of water

evaporation

100

Producers gain energy from the 

sun

100

The study of ecosystems is called

ecology

100

A rooster crows even when placed in a dark room

biological clock

200

A 24-hour cycle

circadian rhythm

200

Water rises off plants

transpiration

200

Producers can be any organism which

photosynthesizes

200
Ecosystems are divided into two communities:

abiotic and biotic

200

Whales migrate

Seasonal rhythm

300

A cycle which occurs with a change in season

seasonal rhythm

300

Water falls from the sky

precipitation

300

Organisms which gain energy from producers are

consumers

300

List a factor of biotic community

(anything living)

300

A flower opens its petals at sunrise

circadian rhythm

400

Organisms which are active at night

nocturnal

400

Water is a factor in which community?

abiotic

400

Trees are

producers

400

List a factor of abiotic community 

(anything nonliving)

400

A bunny lives in a burrow

habitat

500

Organisms which are active during the day are

diurnal

500

(from book) water that has entered the soil

groundwater

500

(from video) What percentage of energy gets passed from producer to consumer?

10%

500

A number of animals in the same species in an ecosystem

population

500

A ladybug eats only aphids, which helps its ecosystem grow more flowers

niche