B2

Invertebrates

Animals
without a Backbone
or Spinal Column:

Vertebrates

Animals
with a Backbone
or Spinal Column:
(All these animals are in the phyla Chordata and the subphyla Vertebrata.)

Protozoa
(phyla: protozoa)

Fish
(group: Pisces)

Echinoderms
such as starfish
(phyla: Echinodermata)

Amphibians
such as frogs
(class: Amphibia)

Annelids
such as earthworms
(phyla: Annelida)

Reptiles
such as crocodiles
(class: Reptilia)

Mollusks
such as octopus
(phyla: Mollusca)

Birds
(class: Aves)

Arthropods
such as crabs, spiders and insects
(phyla: Arthropoda)

Mammals
(class: Mammalia)

Crustaceans
such as crabs
(subphyla: Crustacea)

Marsupials
such as kangaroos
(order: Marsupialia)

Arachnids
such as spiders
(subphyla: Chelicerata
class: Arachnida)

Primates
such as gorillas and chimpanzees
(order: Primates)

Insects
(subphyla: Uniramia
class: Insecta)

Rodents
such as mice
(order: Rodentia)

Cetaceans
such as whales and dolphins
( order: Cetacea)

Animals such as seals
(order: Carnivora
family: Phocidae)

carbon dioxide + water (+ light energy) = glucose + oxygen
These are the things that plants need for photosynthesis:

• carbon dioxide
• water
• light

These are the things that plants make because of photosynthesis:

• glucose
• oxygen