Trees and grass compete for sunlight and water. As the tree grows taller and thicker, it shuts off light to the grass below. Some trees such as maples have shallow roots that go out under the grass and take a good share of the water that the grass needs to survive.
Animals and plants compete for food, water, habitat, WOMEN....lol
They compete for resources such as :
Water
Sunlight
Nutrients
Space
They compete for these things because the plants need these concepts to survive. :')
food water sunlight
Animals do yes, but plants can as well, especially in cases of over crowding.
Technically, all of the animals compete for resources as they are all limited. Exspecially for water, camels, desert eagles, barn owls, all of the different kinds of goats, rats, they all compete for water.
Destruction of ecosystems is a serious problem. This includes taking resources from an ecosystem, like wood, resources, plants, and animals.
An ecosystem is a place where plants and animals ( maybe humans ) live and animals and plants live in the desert so … 
Show a ecosystem diagrams about animals rain forest rivers plants?
animals and plats compete over : food,space,sunlight,mates,
animals role in the ecosystem is to produce carbon dioxide(C02) and then the plants breathe the co2 in and produce oxygen that we breathe oxygen=animals breathe in co2 =plants breathe in co2 =animals breathe out oxygen = plants breathe out
Ecosystem.
plants and animals in a healthy ecosystem
The same resources as they do everywhere else: food, water and shelter. In a cave, there is no light, so there are no plants to eat. Animals and fungi who live in caves have to survive by eating other animals or their waste products.
Yes, they compete for resources (light, water, nutrients), they can even compete for the attention of pollinators. You get parasitic plants as well which live off other plants
The tropical rainforest biome or environment has the most plants and animals in it.