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Understanding Coral Bleaching

Total questions: 1

Worksheet time: 15mins

Name
Class
Date

1-10.

Answer the questions below after watching the video

1.

What organization is associated with the Coral Reef Watch program?

a)

NOAA

b)

NASA

c)

WWF

d)

UNESCO

2.

What is the primary cause of the current global coral bleaching event?

a)

Invasive species

b)

Ocean warming

c)

Overfishing

d)

Pollution

3.

Which of the following is not a direct cause of coral bleaching?

a)

Ocean warming

b)

Pollution

c)

Ocean acidification

d)

Solar flares

4.

How have coral reefs been metaphorically described in relation to their warning about environmental conditions?

a)

The canaries in the coal mine

b)

The guardians of the sea

c)

The lungs of the ocean

d)

The watchtowers of the ocean

5.

Approximately what percentage of ocean life depends on coral reefs at some point?

a)

50%

b)

25%

c)

75%

d)

10%

6.

Coral reefs are compared to which terrestrial ecosystem due to their biodiversity?

a)

Rainforests

b)

Tundra

c)

Deserts

d)

Grasslands

7.

What is the estimated annual contribution of coral reefs to the US economy?

a)

$3 million

b)

$300 million

c)

$3 billion

d)

$30 billion

8.

What percentage of storm energy can coral reefs attenuate during events like hurricanes?

a)

50%

b)

100%

c)

70%

d)

90%

9.

A bleached coral is not necessarily dead. What condition is essential for its recovery?

a)

Lower water temperatures

b)

Increased sunlight

c)

More algae in the water

d)

Higher water temperatures

10.

What advanced approach is emphasized for ensuring the survival of coral species?

a)

Artificial intelligence monitoring

b)

Cutting-edge science and restoration techniques

c)

Global cooling efforts

d)

Legislation banning coral trade