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Worksheets

Eye on the Reef

Total questions: 42

Worksheet time: 45mins

Name
Class
Date
1.

For the 360° survey, you choose an area that:

a)

has the most damage.

b)

is typical of the survey site.

c)

has the most interesting species.

d)

has the greatest variety of benthos types.

2.

For the 360° survey, the size of the circle should have a:

a)

depth of 5 meters.

b)

diameter of 5 meters.

c)

radius of 5 meters.

d)

circumference of 5 meters.

3.

Benthos refers to the _____________ and the ____________ and plants that live there

a)

seabed, animals

b)

coral reef, coral

c)

ocean, animals

d)

coral, animals

4.

Which statement is incorrect about plants.

a)

Macroalgae a natural part of a reef ecosystem

b)

Macroalgae have no hard skeleton, so are always softer than rocks or hard coral.

c)

macroalgae are attached to a substrate

d)

Macroalgae is always green

5.

Coral is a generic term for a group of animals that have:

a)

eyes.

b)

fins.

c)

polyps.

d)

a hard skeleton.

6.

On recently dead coral, the living tissue is no longer present. True or false?

a)

True

b)

False

7.

Which statement about live coral rock is incorrect?

a)

This category is used to determine if there is substrate available for coral larvae to settle on.

b)

When coral rubble is cemented together with calcareous algae, it is categorised as live coral rock.

c)

Live coral rock is an indication that a large number of coral colonies have recently died.

d)

Live coral rock refers to corals that are long dead and have become solid substrate. .

8.

Coral rubble is defined as pieces of dead coral:

a)

that are bright white or have a light cover of algae.

b)

that are loose and can be moved by wave action.

c)

found only in the lagoon.

d)

attached to the reef.

9.

Dead coral that is bright white or has become green or brown due to a light cover of algae is classified as:

a)

live coral.

b)

macroalgae.

c)

live coral rock.

d)

recently dead coral.

10.

Identify the benthos shown in the photo.

a)

Macroalgae

b)

Recently dead coral

c)

Live coral rock

d)

Coral Rubble

11.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Macroalgae

d)

Recently dead coral

12.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Macroalgae

d)

Recently dead coral

13.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Macroalgae

d)

Recently dead coral

14.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Macroalgae

d)

Recently dead coral

15.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Macroalgae

d)

Recently dead coral

16.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Macroalgae

d)

Recently dead coral

17.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Sand

d)

Coral rubble

18.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Sand

d)

Coral rubble

19.

Identify the benthos shown in the photo.

a)

Live coral rock

b)

Live coral

c)

Sand

d)

Coral rubble

20.

Which is the best estimate for % cover in the survey circle shown? Use the guide to estimating % cover to help you decide.

a)

Sand 35% and Live coral 65%

b)

Sand 95% and Live coral 5%

c)

Sand 75% and Live coral 25%

d)

Sand 55% and Live coral 45%

21.

Which is the best estimate for % cover in the survey circle shown? Use the guide to estimating % cover to help you decide.

a)

Sand 40%, Live coral 60%

b)

Sand 60%, Live coral 40%

c)

Sand 10%, Live coral 90%

d)

Sand 20%, Live coral 80%

22.

Which is the best estimate for % cover in the survey circle shown? Use the guide to estimating % cover to help you decide.

a)

Live coral rock 35%, Live coral 45%, Coral rubble 20%

b)

Live coral rock 55%, Live coral 35%, Coral rubble 10%

c)

Live coral rock 5%, Live coral 45%, Coral rubble 50%

d)

Live coral rock 15%, Live coral 25%, Coral rubble 60%

23.

When Coral rubble is cemented together with calcareous algae, it is categorised as Live coral rock. True or false?

a)

True

b)

False

24.

Sand is composed of the broken-down skeletons of different marine creatures. True or false?

a)

True

b)

False

25.

Which benthos provides a surface on which another plant or animal can settle and grow?

a)

Sand

b)

Recently dead coral

c)

Live coral rock

d)

Macroalgae

26.

When soft corals die, the flesh and polyps are no longer present. The coral skeleton is initially bright white, and its detailed structure is still visible. True or false?

a)

True

b)

False

27.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Grazing herbivores

b)

Butterflyfish

c)

Sea cucumber

d)

Giant clam

28.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Grazing herbivores

b)

Butterflyfish

c)

Anemonefish

d)

Cods and groupers

29.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Coral trout

b)

Shark

c)

Cods and groupers

d)

Maori

30.

uOn the Rapid Monitoring form, in which category would you put this animal?

a)

Anenomefish

b)

Butterfly fish

c)

Cods and groupers

d)

Grazing herbivores

31.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Maori wrasse

b)

Coral trout

c)

Cods and groupers

d)

Grazing herbivores

32.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Maori wrasse

b)

Coral trout

c)

Cods and groupers

d)

Shark

33.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Anenomefish

b)

Giant clam

c)

Sea cucmber

d)

Shark

34.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Anenomefish

b)

Grazing herbivore

c)

Coral trout

d)

Butterflyfish

35.

Identify the species in the picture

a)

Green turtle

b)

Leatherback turtle

c)

Loggerhead turtle

d)

Hawksbill turtle

36.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Anenomefish

b)

Grazing herbivore

c)

Coral trout

d)

Butterflyfish

37.

Identify the species in the picture

a)

Green turtle

b)

Leatherback turtle

c)

Loggerhead turtle

d)

Hawksbill turtle

38.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Cods and groupers

b)

Grazing herbivore

c)

Coral trout

d)

Maori Wrasse

39.

Where are you most likely to find a sea cucumber?

a)

In an anemone

b)

On the sand

c)

On top of a staghorn coral

d)

Swimming through the water

40.

On the Rapid Monitoring form, in which category would you put this animal?

a)

Cods and groupers

b)

Grazing herbivore

c)

Butterflyfish

d)

Maori Wrasse

41.

On the Rapid Monitoring form, in which category would you put these fish?

a)

Butterflyfish and Sea cucumber

b)

Anemonefish and Butterflyfish

c)

Coral trout and Anemonefish

d)

Cods and groupers

42.

Identify the shark shown in the photo.

a)

Whitetip reef shark

b)

Blacktip reef shark

c)

Hammerhead shark

d)

Epaulette shark