Bacteria do not need a host organism to live and multiply.
living independently of any host organism.
It depends on the kind of Bacteria you are talking about. Most do not depend on a host and live on their own. Some, such as E. coli can live outside a host at least for some time. A few are entirely dependent on a host.
A parasitic organism usually feeds on a larger organism without killing it. Examples include leeches, ticks, and some types of parasites that live in or on larger animals like mammals or birds. These organisms obtain nutrients from their host without causing immediate death.
An anaerobic species is one that does not live in oxygen-rich settings. Anaerobic means that the organism does not need oxygen to live.
The enviorment carries all the food and air animals need to live
This is because viruses multiply rapidly . Faster than any other micro-organism . Also, viruses need a host to live .They are non living when not on a host . To estimate their characteristics is hard because they are living and non living .
Viruses need a host cell to replicate and multiply because they lack the cellular machinery for these processes. By hijacking the host cell's machinery, viruses can produce more viral particles and continue their infectious cycle. This allows viruses to thrive and spread within a host organism.
to help an organism live you need nutrients, like any types of food, depending on the organism.
living independently of any host organism.
yes
no
Parasitic flatworms have to have a host. A free-living one doesn't.
oxogen
Headlice cannot live in furniture.They are parasites & need a live 'host' to live on.
It depends on the kind of Bacteria you are talking about. Most do not depend on a host and live on their own. Some, such as E. coli can live outside a host at least for some time. A few are entirely dependent on a host.
Maggots live off of protein. This is why they are found in dead animals or in open wounds. They need warmer temperatures to live.
A mistletoe needs another plant to grow on, one with roots. A typical host is an oak tree.