Environmental Indicators and Pollution Effects

Environmental Indicators and Pollution Effects

Assessment

Interactive Video

Biology

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial reviews biodiversity monitoring, emphasizing the importance of tracking species to prevent losses. It introduces indicator species, organisms used to measure environmental quality, and provides examples like canaries in mines. The tutorial covers air pollution, highlighting lichens as indicators, and explains water pollution, detailing how different species indicate pollution levels. By the end, viewers should understand indicator species and how they help monitor air and water pollution.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of monitoring biodiversity?

To promote urban development

To increase the number of species

To track and assess the health of ecosystems

To eliminate invasive species

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why were canaries used in mines historically?

To entertain miners with their singing

To control insect populations

To provide companionship to miners

To detect the presence of poisonous gases

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major cause of air pollution discussed in the video?

Excessive noise

Sulphur dioxide from fossil fuels

Deforestation

Plastic waste

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do lichens indicate air quality?

By changing color in polluted areas

By their presence or absence in certain areas

By emitting a strong odor

By growing rapidly in polluted areas

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which lichen type is found in clean air areas?

Lichens that grow in polluted areas

Lichens with root systems

Delicate-looking lichens

Crusty, hard-looking lichens

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to dissolved oxygen levels as water pollution increases?

They decrease

They remain constant

They increase

They fluctuate randomly

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which indicator species is found in unpolluted water?

Freshwater shrimp

Sludge worm

Water louse

Mayfly larvae

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