An organism that can live in only one particular environment or that can survive on only one type of food would be called a specialist.
If a scientist is planning to carry out such an experiment it wouldn't be appropriate to go and test this right ahead without any serious protection. It is always advised that scientists first collect data after they've created their initial hypotheses and read the required literature.
Plants produce oxygen this oxygen gas which is important part of our air is gas that plants and animals must have in order to stay alive when people breeze it's the auction that we take out of the air into our cells and blood is there taking into the alveoli and this is where gas exchange takes place all the o2 available for living organisms come from plants
The sporophyte produces
cones, an evergreen tree
