A

• abiotic
• adaptation
• algal bloom
• aquatic
• autotroph

B

• biodiversity
• biotic

C

• carnivore
• cilia
• consumer
• competition

D

• decompose
• decomposer
• density

E

• ecosystem
• endangered species
• environment
• estuarine
• extinction

F

• feral
• fertilisation
• food chain
• food web

G

• germination
• gestation
• gland
• gondwanaland

H

• habitat
• herbivore
• hermaphrodite
• heterotroph
• hormones
  

I

• internal specialisation
• inter-tidal zone

L

• larva

M

• mammal
• membranes
• macro-habitat
• micro-habitat
• micro-organisms
• microscopic organism
• migration
• mutation

N

• neap tide
• niche
• non-biodegradable materials
• nutrient
• nymph

O

• organ
• organic material
• organism

P

• parasite
• photosynthesis
• phylum
• predator
• prey
• producer

S

• salinity
• semi-permeable membrane
• sensory organs
• species
• sperm
• spores
• spicules
• spring tide
• swale
• symbiotic

T

• taxonomist
• temperature
• terrestrial
• territory
• toxins
• translucent
• trophic level

U

• ultraviolet radiation

V

• vertebrae

Z

• zygote