Abiotic Factors
Biotic Factors
Food Webs
Pot Pourri
100

This is average weather over many decades.

Climate.

100

What do you call organisms that make their own food?

Producers.

100

What do the arrows in a food web show?

Direction of energy flow.

100

What type of ecosystem exists in a place that is cold and dry?

Arctic tundra.

200

These 2 abiotic factors are most important for determining which type of ecosystem is in a place.

Temperature and precipitation.

200

The type of symbiosis where both organisms benefit, like bees and buttercups.

Mutualism.

200

In the food web Grass --> Antelope --> Lion, what would happen to the grass if hunters kill all the lions?

No lions = more antelope, so they might eat all the grass.
200

Name 2 important abiotic factors in Marine ecosystems other than water temperature.

sunlight, depth, pressure, salinity (saltiness), water clarity, currents, dissolved oxygen, dissolved carbon dioxide, etc.
300

This soil type is great for growing.

Loamy soil.

300

Explain why predator and prey populations can cycle up and down.

they affect each other...

300

What category of organisms exists at Trophic Level 3?

Secondary Consumers.

300

The prefix "eco-" comes from the Greek word "oikos". What does oikos mean?

home or house