Fall Final

Fall Final

Assessment

Flashcard

Science

12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an independent variable?

Back

The variable that is manipulated in an experiment.

2.

FLASHCARD QUESTION

Front

What are the characteristics of rivers?

Back

High oxygen content, water flows downstream, slower streams have higher turbidity.

3.

FLASHCARD QUESTION

Front

What is a source of nitrous oxide as a greenhouse gas?

Back

Fertilizers and combustion of fossil fuels.

4.

FLASHCARD QUESTION

Front

What is ecological succession?

Back

A series of gradual changes that take place within an ecosystem after a disturbance.

5.

FLASHCARD QUESTION

Front

What are pioneer species?

Back

The first organisms to appear in an ecosystem, such as lichens and moss.

6.

FLASHCARD QUESTION

Front

Define ecosystem.

Back

A community of living organisms interacting with their environment.

7.

FLASHCARD QUESTION

Front

What is biodiversity?

Back

The variety of life in a particular habitat or ecosystem.

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