Symbiotic Relationships
10% Rule
Food Webs & Food Chains
Energy & Matter
Random
100

A relationship in which both organisms benefit

What is mutualism?

100

The percent of energy that moves up each trophic level

What is 10%?

100

The name for an organism that makes its own food

What is a Producer?

100

The main source of energy for all organisms in an ecosystem

What is the sun?

100

The planet closest to the sun

What is Mercury?

200

A relationship in which one organism benefits and the other is neither helped nor harmed.

What is Commensalism?

200

If there are 4500 calories of energy in the producer level, how much energy do the primary consumers have?

450 (calories)

200

The organisms have the most energy in the energy pyramid?

What are producers (plants)?

200

The way carbon would get from a plant into an animal

The animal eats the plant

200

The number of bones that sharks have

What is 0?

300

A relationship in which one organism benefits and the other is hurt or harmed.

What is parasitism?

300

If the producers have 3500 calories of energy, how much energy do the secondary consumers have?

35 (calories)

300

The organism with the least amount of energy in the pyramid

What is a tertiary consumer? (Quaternary consumer or apex predator)

300

True/False: Matter is always cycling, never runs out. 

True

300

The largest land animal

An elephant

400

Dolphins and seabirds often eat the same type of food in their ecosystems.

What is an example of competition?

400

If the producers have 6550 calories of energy, how much energy do the secondary consumers have?

65.5 or 65 (calories)

400

An organism that breaks down/eats dead organisms

What is a decomposer

400

True/False: Energy is always cycling, never runs out

False

400

The age Earth is

What is 4.5 billion years old?

500

A frog eating flies

What is an example of predation?

500

If the producers have 84500 calories of energy, how much energy do the tertiary consumers have?

84.5 or 84 (calories)

500

What does the arrow in the food chain tell us? (For example the arrow from the insect to the mouse)

Who is doing the eating or where the energy is going to

500

The process plants use to absorb carbon from the atmosphere

Photosynthesis

500

Oncology is the study of this disease

What is cancer?