General Flashcards
Reproduction when done by just one organism is called ?
Asexual reproduction
Sexual reproduction is done by one organism.
False ! Sexual reproduction is done between a male and a female.
What is it called when two organisms live together in harmony and help each other?
Mutualism
Some examples of mutualism are?
Mycorrhizae - Fungi receives sugars, Plant receives root extensions, more area for uptake of water and nutrients (including metals).
Lichen- Fungi receives sugars, algae receives water and a home
What is Mycorrhizae made up of?
Fungi and a Plant
What is Lichen made out of?
Fungi and Algae also know as cyanobacteria
Is a tapeworm an example of mutualism?
NO! In order to be a mutualism then both organisms have to benefit. A tapeworm is an example of a parasite.
What is Nitrogen Fixation?
Converting atmospheric nitrogen into a plant available form.
What is most commonly know for doing Nitrogen Fixation?
Cyanobacteria, and some bacteria (rhizobia)
Is Nitrogen nessary for proteins?
YES! Nitrogen is even found in DNA
Why are vegetarians told to eat lots of legumes?
Because of the mutualism of Legumes and Rhizobia it allows the plant for more uptake of proteins.
Where are Rhizobia found on the legume plants?
On the ends of the roots, look like little nodules
Is E. Coli a mutualism or a parasite in humans?
Mutualism! The E. Coli gets a reliable home and food while the human gets vitamin K
Terrestrial plants can be found in the water? True or False
False. They are found on land.
Aquatic animals and plants live where?
In the water.
