There are quite a few abiotic actors that grizzly bears depend on. Grizzly bears depend on water, soil, and rocks for example.
there are two method of nutrition. (a)Autotrophic nutrition :in this method of nutrition organism prepare their own food.(b)Hetrotrophic nutrition:in this method organism depend on aututrophs
Living organisms that depend on other animals or plants for their food is called heterotrophic nutrition
water and nutrition
fish or seals
The killer whales
Right now, polar bears depend on humans. The habitat of the polar bear is decreasing. Because of global warming, the ice is melting. Polar bears are dying off because they have to swim long distances to get to ice.
The kind of nutrition in which an organism prepares its own food and does not depend on other organisms. Such type of nutrition is found in green plants having Chlorophyll, To manufacture their own food in the presence of sunlight. Just contrating to this are Heterotrophs (Heterotrophic nutrition), which depend on green plants or other organisms for food. Autotrophic nutrition provides food for the whole of the living world.
all green plants have autotrophic mode of nutrition as they make their own food and animals have heterotrophic mode of nutrition as they depend on other organisms and plants for their food
Humans are the most formidable enemy of bears. Other enemies depend on the species. For brown and black bears, they include wolves and other bears. For sloth bears, they include tigers and leopards.
Yes some bears eat grass only to clean out the system
The mode of nutrition in which organisms cannot manufacture foodband have to depend upon other plants and nimals to obtainenergy is called heterotropic nutrition.