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CORAL REEFS AND ANIMAL DIVERSITY Topic: Evolution

Notes/Vocabulary:

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This worksheet accompanies the video “Coral Reefs and Animal Diversity“ available on YouTube (https://youtu.be/6PCOPkZSAhk). Use the information provided in the video to work on the following tasks. 1. The video works with visual representations of relationships between groups of animals similar to the one shown on the left.

a. In your own words, describe what information these illustrations contain and how they represent it.

b. Deduce from the illustration on the left how A, B, C, and D are related to one another.

2. The table on the next page summarizes the groups of animals introduced in the video. Fill in their names at the correct location

and list important characteristics and facts for each group.

A

B

C

D

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CORAL REEFS AND ANIMAL DIVERSITY Topic: Evolution

Notes/Vocabulary:

Group of Animals

Characteristics Interesting Facts Examples Phylum Class

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CORAL REEFS AND ANIMAL DIVERSITY Topic: Evolution

Notes/Vocabulary:

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3. Using the pictures below as guidance, describe how hard corals create the foundation of coral reefs.

4. The subphylum ‘vertebrates’ can be divided into different classes, six of which are discussed in the video. List some characteristics of each class below.

cartilaginous fishes:

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bony fishes:

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amphibia:

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reptiles:

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birds:

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mammals:

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Examples

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CORAL REEFS AND ANIMAL DIVERSITY Topic: Evolution

Notes/Vocabulary:

5. The following table lists groups of animals that can be found in and around coral reefs. Determine the phylum and class they belong to by checking the appropriate boxes.

Porif

era

Cnidaria

Plat

yhel

min

thes

Anne

lida

Mollusca Arthropoda Echinodermata Chordata

hydr

as

jelli

es

sea

anem

ones

cora

ls

chito

ns

gast

ropo

ds

biva

lves

ceph

alop

ods

Nem

atod

a

chel

icer

ates

myr

iapo

ds

crus

tace

ans

hexa

pods

echi

noid

ea

holo

thur

oide

a

atse

roid

ea

crin

oide

a

tuni

cata

vert

ebra

tes

clams

crabs

cuttlefish

feather stars

clown fish

dolphins

hard corals

lobsters

mussels

octopuses

oysters

rays

sea cucumbers

sea squirts

sea stars

sea urchins

sharks

shrimp

slugs

soft corals

snails

snakes

spiders

squids

turtles

tapeworms

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CORAL REEFS AND ANIMAL DIVERSITY Topic: Evolution

Notes/Vocabulary:

6. Below the line, you can see 13 images of animals living in and around coral reefs. Cut them out, and glue them into the correct lines in the columns labeled ‘examples’ in task 2 and 4.

© John Fennell

© John Fennell

© John Fennell