Amensalism An association between two different species, at either the level of the individual organism or the population level, in which one is harmed and the other is unaffected.
Under conditions of food shortage or other stresses, they come together to form a slug-like aggregation of maebas called a pseudoplasmodium, which acts like an individual organism.
Benthos The organisms that live on the bottom sediments of freshwater and marine ecosystems. They include plants and algae (phytobenthos) that grow below low tide mark.
Arasan and Orthocide gave a good control effect of the imported vegetable seed-borne organisms, while Polyram cambi was less effective, and Bavistin showed poor result.
Slide 1-10 This is an organism known as Nigrospora, which means“black spore”.The 9 jet black structures in this photomicrograph are the single-celled spores (A).
" There are some real constraints that are set by the genetic architecture of the individual organism, " says anthropologist William Leonard of Northwestern University.
I kept trying to swat them, kept hitting really mad when they kept escaping, but I also came curious how these tiny organisms, tiny brain, really bad eyesight, how could they possibly escape so effectively?
We don't expect it to be the most exciting organism at the zoo because after all it's not really a " fungi" and watching it tends to get " mold" after a while.
Now when we get to our findings I thought we could divide them up into the different zones we identified on the shore and the problems organisms face in each zone.
Today's programme was all about microalgae like spirulina, a green, edible food algae which some people call pond scum, although scientifically speaking it's an organism, meaning an animal or plant life form.