What is the 3 classification of science?
There are three main branches of science: physical science, Earth science, and life science. Physical science is the study of inanimate natural objects and the laws that govern them. It includes physics, chemistry and astronomy.
Where are protist found?
Most protists can be found in moist and wet areas. They can also be found in tree trunks and other organisms.
Is algae smaller than bacteria?
There are small bacteria and large bacteria but the difference between these is individual cell size. Algae are different in the fact that a single life form of algae may be made up of multiple cells and able to grow dozens of feet long. Bacteria can multiply and cover extremely large areas but they cannot grow.
Is a starfish a decomposer?
The starfish is one of the decomposers of the Great Barrier Reef. It eats dead animals and turns it back into the earth. Another one is the crustaceans. They carry the same role as the starfish, by cleaning up the ocean floor.
Is algae a Saprotroph?
(iv) Plants utilize the carbon dioxide dissolved in the water absorbed by the root for photosynthesis. (v) The sun is the ultimate source of energy for all living organisms. (vi) Algae are saprotrophs. (viii) Saprotrophs take their food in solution form from dead and decaying matter.
Is algae a parasite?
Algae parasitic on land plants are known only among the Chlorophyta. Some green algae, such as Cephaleuros and Chlorochytrium, may be purely epiphytic or endophytic respectively, or their associations with plants may grade into true parasitism.
Is lichen a Saprotroph?
Although lichens are supposed to be obligate symbioses, there are scattered reports of fungi with a very casual lichenization, mainly involving genera well known as plant pathogens or saprotrophs (Hawksworth, 1988; Aptroot, 1991).
What is meant by Saprophytic?
: obtaining food by absorbing dissolved organic material especially : obtaining nourishment from the products of organic breakdown and decay saprophytic fungi.