1. Leaves in plants photosynthesise, whereby they give out oxygen, which is used by animals in respiration.
2. Leaves are a source of food for some animals. (They eat leaves.)
which leaves are helpful in the treatment of asthme
I have NO idea...but I think there's 59 different kinds of helpful animals.
They give you oxygen
Oil is helpful to us as we use it to fill our cars and many other things but it isnt as helpful to animals as it can cause global warming.
no they are not in some states other animals are helpful like in Egypt elephants are very helpful
Well a cat is an animal and animals are made from animal cells. In animal cells, the cell membrane's main job is to control what enters and leaves the cell.
warmth
They are helpful because some animals help us survive by giving us food and water.
Zoos are helpful to animals and humans because the animals get good care. Humans are entertained and it allows us to do research on animals.
The decaying leaves are returning nutrient to the soil. The undecayed parts help to improve the soil.
because the are cool and helpful
plants but not animals