Ecosystems
Macromolecules
Vocabulary
Biotic vs Abiotic
100

Name two extreme changes.

(Any of the following) Volcanoes, earthquakes, glaciers, forest fires.

100

What three elements show up in all types of macromolecules?

Carbon, hydrogen, and oxygen.

100

What does RNA stand for?

Ribonucleic acid.

100

Are plants abiotic?

No.

200

Name a moderate change in an ecosystem

(Any of the following) Seasonal fires, seasonal flooding, hunting season.
200

What is this?

Amino acid

200

What is carrying capacity?

How many of one species the Earth can hold.

200

What's the difference between biotic and abiotic factors?

Biotic is living and abiotic is non-living.

300

Secondary succession starts with what?

Typically starts with soil.

300

Carbohydrates only contain what molecules?

Carbon, hydrogen and oxygen

300

What is a pioneer species? (List examples)

Lichen, small annuals, grasses, and perennials.

300

Is a liger a species?

According to the definition of a species, no.

400

What "resets" the ecosystem?

Fire, floods, farming, etc.

400

___ common amino acids that make different proteins.

20.
400

Another name for Producers are?

Autotrophs.

400
What determines what living things can be supported in an ecosystem?

Abiotic factors.

500

Name the organism that breaks down rocks into soil.

Bacteria and lichen

500

How many million known organic molecules contain carbon?

About 10 million.

500

What is a daughter cell?

A cell that has split from another cell.

500

An environment biotic and abiotic factors interact to create a ____

Ecosystem.