Answer:
ocean productivity largely refers to the production of organic matter by "phytoplankton"plants suspended in the ocean most which are single - celled
Option three should be correct
Answer:
Thorns and colour.
Explanation:
The thorns are there to protect the stem from being cut or wild animals trying to eat it.
The colour is there to attract insects and pollinators to come and spread pollen.
NOUN
the natural coloring matter of animal or plant tissue.
VERB
(pigmented)
color (something) with or as if with pigment.
"pigmented areas such as freckles"
European rabbits (Oryctolagus cuniculus) were introduced to Australia in the 18th century with the First Fleet and eventually became widespread. Such wild rabbit populations are a serious mammalian pest and invasive species in Australia causing millions of dollars of damage to crops.