SYMBIOTIC RELATIONSHIPS
FOOD CHAINS & ENERGY
ECOSYSTEMS & FACTORS
ORGANIZATION OF LIFE
FOOD WEBS & POPULATIONS
100

This relationship benefits one organism while the other is unaffected (mites riding beetles).

What is commensalism

100

The ultimate source of energy in all ecosystems.

What is the Sun

100

Nonliving parts of an ecosystem (air, water, sunlight).

What are abiotic factors

100

Smallest level of ecological organization.

What is an organism

100

In predator-prey relationships, predators are organisms that do this.

 What is hunt/eat other organisms

200

This relationship benefits both organisms (ants & acacia tree).

What is mutualism

200

Energy flows in this direction in food webs.

What is from producers to consumers

200

Living components of an ecosystem.

What are biotic factors

200

A group of the same species living together.

What is a population

200

If shark population increases, this happens to prey populations like bluefish.

What is decrease

300

A bee pollinating flowers while collecting nectar is this type of relationship.

What is Mutualism

300

Only about ___% of energy transfers to the next trophic level.

What is 10%

300

Example of abiotic + biotic interaction.

What is a tree removing carbon dioxide from air

300

All living populations in an area.

What is Community

300

Why are there fewer organisms at the top of an energy pyramid?

 What is less energy is available

400

An organism benefits while harming another organism.

 What is parasitism

400

What happens to the other 90% of energy?

What is used for life processes and lost as heat

400

Factor limiting lake trout to cold environments.

What is temperature

400

All living and nonliving things in an area.

What is an ecosystem

400

White-tailed deer competing with another species will most likely…

What is decline over time

500

A predator hunting and killing prey is this type of interaction.

What is predation

500

Organism with the least energy in a pyramid (shrub, grasshopper, lizard, coyote).

Organism with the least energy in a pyramid (shrub, grasshopper, lizard, coyote).

500

Process that turns dead leaves into soil.

What is decomposition

500

Largest level (most complex):

what is a biome (or biosphere)

500

If oxpecker population decreases, rhinoceros population will…

What is decline

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